black

#000000

#218F6C

#218F6C

Contrast Ratio

5.21:1

Delta E

66.45

Very Different

50:50 Mix

Color Values

Format #000000 #218F6C
HEX #000000 #218F6C
RGB 0, 0, 0 33, 143, 108
HSL 0.0, 0.0%, 0.0% 160.9, 62.5%, 34.5%
HSV 0.0, 0.0%, 0.0% 160.9, 76.9%, 56.1%
CMYK 0%, 0%, 0%, 100% 76.9%, 0.0%, 24.5%, 43.9%
OKLCH 0.0 0.0 0.0 0.5812 0.1102 166.4

Contrast & Accessibility

5.21:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #218F6C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #218F6C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #218F6C);
background: linear-gradient(135deg, #000000, #218F6C);

Explore Each Color

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