black

#000000

#DD0505

#DD0505

Contrast Ratio

4.1:1

Delta E

103.54

Very Different

50:50 Mix

#6B180C

Color Values

Format #000000 #DD0505
HEX #000000 #DD0505
RGB 0, 0, 0 221, 5, 5
HSL 0.0, 0.0%, 0.0% 0.0, 95.6%, 44.3%
HSV 0.0, 0.0%, 0.0% 0.0, 97.7%, 86.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 97.7%, 97.7%, 13.3%
OKLCH 0.0 0.0 0.0 0.5648 0.23 29.1

Contrast & Accessibility

4.1:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #DD0505 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #DD0505

Color Difference (Delta E)

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

Gradient

#000000 #291005 #491509 #6B180C #90190B #B61409 #DD0505

Color Mixing

#000000

100%

#391307

75:25

#6B180C

50:50

#A2170A

25:75

#DD0505

100%

CSS Gradient Code

background: linear-gradient(to right, #000000, #DD0505);
background: linear-gradient(135deg, #000000, #DD0505);

Explore Each Color

black

View full color details

#DD0505

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