black

#000000

#21BDC2

#21BDC2

Contrast Ratio

9.12:1

Delta E

79.48

Very Different

50:50 Mix

Color Values

Format #000000 #21BDC2
HEX #000000 #21BDC2
RGB 0, 0, 0 33, 189, 194
HSL 0.0, 0.0%, 0.0% 181.9, 70.9%, 44.5%
HSV 0.0, 0.0%, 0.0% 181.9, 83.0%, 76.1%
CMYK 0%, 0%, 0%, 100% 83.0%, 2.6%, 0.0%, 23.9%
OKLCH 0.0 0.0 0.0 0.7272 0.1184 198.4

Contrast & Accessibility

9.12:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21BDC2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21BDC2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21BDC2);
background: linear-gradient(135deg, #000000, #21BDC2);

Explore Each Color

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