Colour
#378C95
- #378C95
- Cyan
- Dark
- Nearest: Dark cyan
#378C95 is a cyan with RGB values 55, 140, 149 and HSL 186°, 46%, 40%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Dark cyan.
Colour values
#378C95#378C95
HEX#378C95
RGBrgb(55, 140, 149)
RGB (0–1)0.2157, 0.549, 0.5843
RGB percentages21.6%, 54.9%, 58.4%
HSLhsl(185.7, 46.1%, 40%)
HSV / HSBhsv(185.7, 63.1%, 58.4%)
CMYK63.1%, 6%, 0%, 41.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,640,469
CSS custom property--colour: #378C95;
Brightness & contrast
Relative luminance0.21738WCAG 2.x, 0 is black and 1 is white
Perceived brightness122.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.35:1
Contrast with white3.93:1WCAG normal text: Fail
Contrast with black5.35:1WCAG normal text: AA
Greyscale equivalent#7B7B7B
Inverted#C8736A
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.93:1WCAG large text: AA
Contrast with black, large text5.35:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#954037
Analogous#37956F, #375D95
Triadic#95378C, #8C9537
Split complementary#95375D, #956F37
Tetradic#6F3795, #954037, #5D9537
Tints, shades & saturation
Channel breakdown
R55
G140
B149
Red55 (21.6%)
Green140 (54.9%)
Blue149 (58.4%)
Hue185.74°
Saturation (HSL)46.08%
Lightness40%
Dominant channelBlue
Hex per channelR 37 · G 8C · B 95
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