black

#000000

#297F90

#297F90

Contrast Ratio

4.53:1

Delta E

55.33

Very Different

50:50 Mix

Color Values

Format #000000 #297F90
HEX #000000 #297F90
RGB 0, 0, 0 41, 127, 144
HSL 0.0, 0.0%, 0.0% 189.9, 55.7%, 36.3%
HSV 0.0, 0.0%, 0.0% 189.9, 71.5%, 56.5%
CMYK 0%, 0%, 0%, 100% 71.5%, 11.8%, 0.0%, 43.5%
OKLCH 0.0 0.0 0.0 0.5534 0.0834 213.6

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: #297F90 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #297F90

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #297F90);
background: linear-gradient(135deg, #000000, #297F90);

Explore Each Color

Related Comparisons