What is the hex code for Crucible?

Crucible is #555B59 (oklch(0.465 0.008 174.1) in OKLCH, Lab 38.07 -2.78 0.30).

Is Crucible readable on white?

Against white, Crucible measures 6.94:1 WCAG (AA) and APCA Lc 84. Against #0F172A: 2.57:1, Fail.

How do I use Crucible in Colorise Pro?

Open Crucible in the Colorise Pro color picker for harmonies, or seed Studio with #555B59 to grow a full OKLCH token ramp.

Named color · #555B59

Crucible

#555B59

oklch(0.465 0.008 174.1)

Lab 38.07 -2.78 0.30

HEX

#555B59

OKLCH

oklch(0.465 0.008 174.1)

CIE Lab

38.07 -2.78 0.30

RGB

85 91 89

Open in Picker Open in Studio Check contrast All color codes

Readability

On white

6.94:1 · Lc 84

On #0F172A

2.57:1 · Lc 17

Fail

Nearest named siblings

Closest dictionary entries by perceptual Lab distance.

About Crucible

Crucible sits at oklch(0.465 0.008 174.1) in OKLCH — lightness, chroma, and hue expressed perceptually — and #555B59 in sRGB. Use it as a seed in Colorise Pro Studio to grow a token ramp, or send it to the picker to explore harmonies and scales. Browse more named colors in the color names directory.

FAQ

What is the hex code for Crucible?: #555B59 — also oklch(0.465 0.008 174.1) and Lab 38.07 -2.78 0.30.
Can I use Crucible for text on white?: On white: 6.94:1 (AA), APCA Lc 84. On dark ink: 2.57:1 (Fail). Check pairs in the contrast tool.

Named color · #555B59

Crucible

#555B59

oklch(0.465 0.008 174.1)

Lab 38.07 -2.78 0.30

HEX

#555B59

OKLCH

oklch(0.465 0.008 174.1)

CIE Lab

38.07 -2.78 0.30

RGB

85 91 89

Open in Picker Open in Studio Check contrast All color codes

Readability

On white

6.94:1 · Lc 84

On #0F172A

2.57:1 · Lc 17

Fail

Nearest named siblings

Closest dictionary entries by perceptual Lab distance.

About Crucible

FAQ

What is the hex code for Crucible?: #555B59 — also oklch(0.465 0.008 174.1) and Lab 38.07 -2.78 0.30.
Can I use Crucible for text on white?: On white: 6.94:1 (AA), APCA Lc 84. On dark ink: 2.57:1 (Fail). Check pairs in the contrast tool.