black

#000000

#238C5F

#238C5F

Contrast Ratio

4.99:1

Delta E

67.5

Very Different

50:50 Mix

Color Values

Format #000000 #238C5F
HEX #000000 #238C5F
RGB 0, 0, 0 35, 140, 95
HSL 0.0, 0.0%, 0.0% 154.3, 60.0%, 34.3%
HSV 0.0, 0.0%, 0.0% 154.3, 75.0%, 54.9%
CMYK 0%, 0%, 0%, 100% 75.0%, 0.0%, 32.1%, 45.1%
OKLCH 0.0 0.0 0.0 0.5702 0.1168 159.9

Contrast & Accessibility

4.99:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #238C5F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #238C5F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #238C5F);
background: linear-gradient(135deg, #000000, #238C5F);

Explore Each Color

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