black

#000000

#B5643F

#B5643F

Contrast Ratio

4.86:1

Delta E

68.45

Very Different

50:50 Mix

Color Values

Format #000000 #B5643F
HEX #000000 #B5643F
RGB 0, 0, 0 181, 100, 63
HSL 0.0, 0.0%, 0.0% 18.8, 48.4%, 47.8%
HSV 0.0, 0.0%, 0.0% 18.8, 65.2%, 71.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 44.8%, 65.2%, 29.0%
OKLCH 0.0 0.0 0.0 0.5889 0.1164 44.4

Contrast & Accessibility

4.86:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B5643F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B5643F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B5643F);
background: linear-gradient(135deg, #000000, #B5643F);

Explore Each Color

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