Colour
#373D35
- #373D35
- Grey
- Dark
- Nearest: Dark slate grey
#373D35 is a grey with RGB values 55, 61, 53 and HSL 105°, 7%, 22%. It is a dark colour, so white text on it reaches 11.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#373D35#373D35
HEX#373D35
RGBrgb(55, 61, 53)
RGB (0–1)0.2157, 0.2392, 0.2078
RGB percentages21.6%, 23.9%, 20.8%
HSLhsl(105, 7%, 22.4%)
HSV / HSBhsv(105, 13.1%, 23.9%)
CMYK9.8%, 0%, 13.1%, 76.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,620,149
CSS custom property--colour: #373D35;
Brightness & contrast
Relative luminance0.04407WCAG 2.x, 0 is black and 1 is white
Perceived brightness58.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.16:1
Contrast with white11.16:1WCAG normal text: AAA
Contrast with black1.88:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#C8C2CA
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.16:1WCAG large text: AAA
Contrast with black, large text1.88:1WCAG large text: Fail
Named colours
Hue familygrey
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3B353D
Analogous#3B3D35, #353D37
Triadic#35373D, #3D3537
Split complementary#37353D, #3D353B
Tetradic#353B3D, #3B353D, #3D3735
Tints, shades & saturation
Channel breakdown
R55
G61
B53
Red55 (21.6%)
Green61 (23.9%)
Blue53 (20.8%)
Hue105°
Saturation (HSL)7.02%
Lightness22.35%
Dominant channelGreen
Hex per channelR 37 · G 3D · B 35
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