black

#000000

#137DA8

#137DA8

Contrast Ratio

4.53:1

Delta E

59.13

Very Different

50:50 Mix

Color Values

Format #000000 #137DA8
HEX #000000 #137DA8
RGB 0, 0, 0 19, 125, 168
HSL 0.0, 0.0%, 0.0% 197.3, 79.7%, 36.7%
HSV 0.0, 0.0%, 0.0% 197.3, 88.7%, 65.9%
CMYK 0%, 0%, 0%, 100% 88.7%, 25.6%, 0.0%, 34.1%
OKLCH 0.0 0.0 0.0 0.5552 0.1092 232.6

Contrast & Accessibility

4.53:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #137DA8 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #137DA8

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #137DA8);
background: linear-gradient(135deg, #000000, #137DA8);

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