black

#000000

#2187B8

#2187B8

Contrast Ratio

5.22:1

Delta E

63.76

Very Different

50:50 Mix

Color Values

Format #000000 #2187B8
HEX #000000 #2187B8
RGB 0, 0, 0 33, 135, 184
HSL 0.0, 0.0%, 0.0% 199.5, 69.6%, 42.5%
HSV 0.0, 0.0%, 0.0% 199.5, 82.1%, 72.2%
CMYK 0%, 0%, 0%, 100% 82.1%, 26.6%, 0.0%, 27.8%
OKLCH 0.0 0.0 0.0 0.5903 0.1154 235.4

Contrast & Accessibility

5.22:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2187B8 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2187B8

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2187B8);
background: linear-gradient(135deg, #000000, #2187B8);

Explore Each Color

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