black

#000000

#231B01

#231B01

Contrast Ratio

1.23:1

Delta E

17.88

Noticeable

50:50 Mix

Color Values

Format #000000 #231B01
HEX #000000 #231B01
RGB 0, 0, 0 35, 27, 1
HSL 0.0, 0.0%, 0.0% 45.9, 94.4%, 7.1%
HSV 0.0, 0.0%, 0.0% 45.9, 97.1%, 13.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 22.9%, 97.1%, 86.3%
OKLCH 0.0 0.0 0.0 0.2254 0.0444 92.9

Contrast & Accessibility

1.23:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #231B01 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #231B01

Color Difference (Delta E)

17.88 Noticeable
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #231B01);
background: linear-gradient(135deg, #000000, #231B01);

Explore Each Color

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