Colour
#397C5C
- #397C5C
- Cyan
- Dark
- Nearest: Sea green
#397C5C is a cyan with RGB values 57, 124, 92 and HSL 151°, 37%, 35%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Sea green.
Colour values
#397C5C#397C5C
HEX#397C5C
RGBrgb(57, 124, 92)
RGB (0–1)0.2235, 0.4863, 0.3608
RGB percentages22.4%, 48.6%, 36.1%
HSLhsl(151.3, 37%, 35.5%)
HSV / HSBhsv(151.3, 54%, 48.6%)
CMYK54%, 0%, 25.8%, 51.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,767,388
CSS custom property--colour: #397C5C;
Brightness & contrast
Relative luminance0.16058WCAG 2.x, 0 is black and 1 is white
Perceived brightness104.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.99:1
Contrast with white4.99:1WCAG normal text: AA
Contrast with black4.21:1WCAG normal text: Fail
Greyscale equivalent#6B6B6B
Inverted#C683A3
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.99:1WCAG large text: AAA
Contrast with black, large text4.21:1WCAG large text: AA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#7C3959
Analogous#397C3B, #397B7C
Triadic#5C397C, #7C5C39
Split complementary#7C397B, #7C3B39
Tetradic#3A397C, #7C3959, #7B7C39
Tints, shades & saturation
Channel breakdown
R57
G124
B92
Red57 (22.4%)
Green124 (48.6%)
Blue92 (36.1%)
Hue151.34°
Saturation (HSL)37.02%
Lightness35.49%
Dominant channelGreen
Hex per channelR 39 · G 7C · B 5C
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