Recognised as Colour
#33918C
- #33918C
- Cyan
- Dark
- Nearest: Dark cyan
#33918C is a cyan with RGB values 51, 145, 140 and HSL 177°, 48%, 38%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Dark cyan.
Colour values
#33918C#33918C
HEX#33918C
RGBrgb(51, 145, 140)
RGB (0–1)0.2, 0.5686, 0.549
RGB percentages20%, 56.9%, 54.9%
HSLhsl(176.8, 48%, 38.4%)
HSV / HSBhsv(176.8, 64.8%, 56.9%)
CMYK64.8%, 0%, 3.4%, 43.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,379,596
CSS custom property--colour: #33918C;
Brightness & contrast
Relative luminance0.22848WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.57:1
Contrast with white3.77:1WCAG normal text: Fail
Contrast with black5.57:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#CC6E73
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.77:1WCAG large text: AA
Contrast with black, large text5.57:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#913338
Analogous#33915D, #336791
Triadic#8C3391, #918C33
Split complementary#913367, #915D33
Tetradic#5D3391, #913338, #679133
Tints, shades & saturation
Channel breakdown
R51
G145
B140
Red51 (20%)
Green145 (56.9%)
Blue140 (54.9%)
Hue176.81°
Saturation (HSL)47.96%
Lightness38.43%
Dominant channelGreen
Hex per channelR 33 · G 91 · B 8C
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