Recognised as Colour
#2B6565
- #2B6565
- Cyan
- Dark
- Nearest: Dark slate grey
#2B6565 is a cyan with RGB values 43, 101, 101 and HSL 180°, 40%, 28%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.
Colour values
#2B6565#2B6565
HEX#2B6565
RGBrgb(43, 101, 101)
RGB (0–1)0.1686, 0.3961, 0.3961
RGB percentages16.9%, 39.6%, 39.6%
HSLhsl(180, 40.3%, 28.2%)
HSV / HSBhsv(180, 57.4%, 39.6%)
CMYK57.4%, 0%, 0%, 60.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,844,005
CSS custom property--colour: #2B6565;
Brightness & contrast
Relative luminance0.10761WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.66:1
Contrast with white6.66:1WCAG normal text: AA
Contrast with black3.15:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#D49A9A
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.66:1WCAG large text: AAA
Contrast with black, large text3.15:1WCAG large text: AA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#652B2B
Analogous#2B6548, #2B4865
Triadic#652B65, #65652B
Split complementary#652B48, #65482B
Tetradic#482B65, #652B2B, #48652B
Tints, shades & saturation
Channel breakdown
R43
G101
B101
Red43 (16.9%)
Green101 (39.6%)
Blue101 (39.6%)
Hue180°
Saturation (HSL)40.28%
Lightness28.24%
Dominant channelGreen and Blue
Hex per channelR 2B · G 65 · B 65
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