Recognised as Colour
#21413F
- #21413F
- Cyan
- Dark
- Nearest: Dark slate grey
#21413F is a cyan with RGB values 33, 65, 63 and HSL 176°, 33%, 19%. It is a dark colour, so white text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#21413F#21413F
HEX#21413F
RGBrgb(33, 65, 63)
RGB (0–1)0.1294, 0.2549, 0.2471
RGB percentages12.9%, 25.5%, 24.7%
HSLhsl(176.3, 32.7%, 19.2%)
HSV / HSBhsv(176.3, 49.2%, 25.5%)
CMYK49.2%, 0%, 3.1%, 74.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,179,391
CSS custom property--colour: #21413F;
Brightness & contrast
Relative luminance0.04463WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.1:1
Contrast with white11.1:1WCAG normal text: AAA
Contrast with black1.89:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#DEBEC0
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.1:1WCAG large text: AAA
Contrast with black, large text1.89:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#412123
Analogous#21412F, #213341
Triadic#3F2141, #413F21
Split complementary#412133, #412F21
Tetradic#2F2141, #412123, #334121
Tints, shades & saturation
Channel breakdown
R33
G65
B63
Red33 (12.9%)
Green65 (25.5%)
Blue63 (24.7%)
Hue176.25°
Saturation (HSL)32.65%
Lightness19.22%
Dominant channelGreen
Hex per channelR 21 · G 41 · B 3F
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