Colorise ProOKLCH Engine
ExploreStudioNamesPickerPairs
ExploreStudioNamesPickerPairsContrastExtract
Menu

Product

  • Home
  • Explore
  • Studio
  • Color Names

Tools

  • Picker
  • Color Pairs
  • Contrast
  • Image Extract
  • Gradient Lab
  • Palette Diff
  • Brand from URL

Guides

  • All guides
  • OKLCH vs HSL
  • WCAG vs APCA
  • OKLCH color scales
  • Gamut & sRGB
  • Extract from images
  • HEX to OKLCH
  • Dark mode colors
  • Color meanings
Home/Colors/#666A88

Nearest named color · #666A88

#666A88

Nearest named color: Dark Prince

#666A88 (rgb(102 106 136), hsl(233 14% 47%), oklch(0.532 0.047 278.7)) is closest to the named color Dark Prince. See tints, shades, harmonies, WCAG & APCA contrast, and CSS, Tailwind v4 & SCSS code.

What does Blue mean? →

#666A88

oklch(0.532 0.047 278.7)

Color conversions

HEX
#666a88
RGB
rgb(102 106 136)
HSL
hsl(233 14% 47%)
HWB
hwb(233 40% 47%)
OKLCH
oklch(0.532 0.047 278.7)
OKLab
oklab(0.532 0.007 -0.047)
CIE Lab
lab(45.33 3.74 -17.2)
LCH
lch(45.33 17.6 282.3)
CMYK
cmyk(25% 22% 0% 47%)

Tints · Shades · Tones

Tints

  • 747893
  • 82869F
  • 9194AB
  • A0A3B6
  • AFB2C2
  • BFC1CE
  • CED0DA
  • DEE0E6
  • EFEFF3

Shades

  • 585B75
  • 4A4D63
  • 3C3F52
  • 2F3141
  • 232431
  • 171822
  • 0C0D13
  • 040406
  • 000001

Tones

  • 696C87
  • 6B6E87
  • 6E7186
  • 707385
  • 737584
  • 757784
  • 787983
  • 7B7C82
  • 7D7E81

Color harmonies

Complementary +180°

  • 666A88

    Dark Prince

  • 736D4D

    ≈ Go Ben

Analogous -30° +30°

  • 666A88

    Dark Prince

  • 576F87

    ≈ Captains Blue

  • 746582

    ≈ Montana Grape

Triadic +120° +240°

  • 666A88

    Dark Prince

  • 856358

    ≈ Smoked Almond

  • 557562

    ≈ Painted Turtle

Split-complementary +150° +210°

  • 666A88

    Dark Prince

  • 7F684F

    ≈ Anthill

  • 647255

    ≈ French Tarragon

Tetradic +90° +180° +270°

  • 666A88

    Dark Prince

  • 856167

    ≈ Blueberry Blush

  • 736D4D

    ≈ Go Ben

  • 4B7672

    ≈ Tandayapa Cloud Forest

Contrast & accessibility

Ag

On white

WCAG 5.27:1 · APCA Lc 76

AA
Ag

On black

WCAG 3.98:1 · APCA Lc 26

Fail

Best text color: #FFFFFF

WCAG 5.27:1 (AA) · APCA Lc 76

Contrast pairs

  • #666A88 / #FFFFFF
  • #666A88 / #000000
  • #FFFFFF / #666A88
  • #000000 / #666A88

Code snippets

CSS

:root {
  --dark-prince: #666a88;
  --dark-prince-rgb: 102 106 136;
  --dark-prince-oklch: oklch(0.532 0.047 278.7);
}

.element {
  color: var(--dark-prince);
  background-color: hsl(233 14% 47%);
  border-color: oklch(0.532 0.047 278.7);
}

Tailwind CSS v4

@theme {
  --color-dark-prince: #666a88;
  --color-dark-prince-50: #f2f4ff;
  --color-dark-prince-100: #e4e6f8;
  --color-dark-prince-200: #d0d2e9;
  --color-dark-prince-300: #b2b5d0;
  --color-dark-prince-400: #989cbb;
  --color-dark-prince-500: #7f83a6;
  --color-dark-prince-600: #6b6f8c;
  --color-dark-prince-700: #565970;
  --color-dark-prince-800: #3e4153;
  --color-dark-prince-900: #2b2d3a;
  --color-dark-prince-950: #181a24;
}

SCSS

$dark-prince: #666a88;
$dark-prince-rgb: 102, 106, 136;
$dark-prince-light: mix(#fff, $dark-prince, 20%);
$dark-prince-dark: mix(#000, $dark-prince, 20%);

.element {
  color: $dark-prince;
  box-shadow: 0 0 0 2px rgba($dark-prince, 0.35);
}

Similar named colors

  • 696987

    Luscious Lavender

  • 616B89

    Dangerously Elegant

  • 6A6887

    Heron

  • 606A88

    Grape Haze

  • 6B6C89

    Dark Prince

  • 696684

    Daemonette Hide

  • 606B8E

    Justice

  • 6C6783

    Hyacinth Arbour

  • 606788

    Champion Blue

  • 6B6D85

    Great Grape

  • 5F6C84

    Clooney

  • 706986

    Aromatic

Palettes with similar colors

  • True Dark Prince DeltaPink · Gray
  • Classic Clouded Pine FogGreen · Gray
  • Low Starlit Night FogPink · Gray
  • Haunt Mist DeltaPink · Gray
  • Steady Heron FogPink · Gray
  • Pure Berry Jam CanvasPink · Gray

Open in tools

PickerPairsContrast checkerStudioJSON API
Colorise Pro

Free OKLCH color workspace: precision color picker, color pairs, WCAG & APCA contrast checker, palette from image, Studio systems, names, gradients, and brand tools. Export HEX, CSS, Tailwind & DTCG.

OKLCH Engine

Product

  • Home
  • Explore
  • Studio
  • Color Names
  • Color Codes

Tools

  • Color Picker
  • Color Pairs
  • Contrast Checker
  • Image Extract
  • Gradient Lab
  • Palette Diff
  • Brand from URL
  • For presentations
  • For business cards
  • For SaaS landings
  • Duo pairs
  • Trio systems

Guides

  • All guides
  • OKLCH vs HSL
  • WCAG vs APCA
  • OKLCH color scales
  • Gamut & sRGB
  • Extract from images
  • HEX to OKLCH
  • Dark mode colors
  • Color meanings

Legal

  • Privacy
  • Terms

© 2026 Colorise Pro. All rights reserved.

© 2026 Colorise Pro. Built for precision color work.

Report infringement: [email protected] (Colorise Pro)

PrivacyTermsOKLCH · WCAG · APCA