black

#000000

#42BDCF

#42BDCF

Contrast Ratio

9.41:1

Delta E

78.51

Very Different

50:50 Mix

Color Values

Format #000000 #42BDCF
HEX #000000 #42BDCF
RGB 0, 0, 0 66, 189, 207
HSL 0.0, 0.0%, 0.0% 187.7, 59.5%, 53.5%
HSV 0.0, 0.0%, 0.0% 187.7, 68.1%, 81.2%
CMYK 0%, 0%, 0%, 100% 68.1%, 8.7%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.7384 0.1088 208.9

Contrast & Accessibility

9.41:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #42BDCF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #42BDCF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #42BDCF);
background: linear-gradient(135deg, #000000, #42BDCF);

Explore Each Color

Related Comparisons