Recognised as Colour
#2B644E
- #2B644E
- Cyan
- Dark
- Nearest: Dark slate grey
#2B644E is a cyan with RGB values 43, 100, 78 and HSL 157°, 40%, 28%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.
Colour values
#2B644E#2B644E
HEX#2B644E
RGBrgb(43, 100, 78)
RGB (0–1)0.1686, 0.3922, 0.3059
RGB percentages16.9%, 39.2%, 30.6%
HSLhsl(156.8, 39.9%, 28%)
HSV / HSBhsv(156.8, 57%, 39.2%)
CMYK57%, 0%, 22%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,843,726
CSS custom property--colour: #2B644E;
Brightness & contrast
Relative luminance0.10178WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.92:1
Contrast with white6.92:1WCAG normal text: AA
Contrast with black3.04:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#D49BB1
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.92:1WCAG large text: AAA
Contrast with black, large text3.04:1WCAG large text: AA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#642B41
Analogous#2B6432, #2B5D64
Triadic#4E2B64, #644E2B
Split complementary#642B5D, #64322B
Tetradic#322B64, #642B41, #5D642B
Tints, shades & saturation
Channel breakdown
R43
G100
B78
Red43 (16.9%)
Green100 (39.2%)
Blue78 (30.6%)
Hue156.84°
Saturation (HSL)39.86%
Lightness28.04%
Dominant channelGreen
Hex per channelR 2B · G 64 · B 4E
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