Colour
#422F33
- #422F33
- Red
- Dark
- Nearest: Dark slate grey
#422F33 is a red with RGB values 66, 47, 51 and HSL 347°, 17%, 22%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#422F33#422F33
HEX#422F33
RGBrgb(66, 47, 51)
RGB (0–1)0.2588, 0.1843, 0.2
RGB percentages25.9%, 18.4%, 20%
HSLhsl(347.4, 16.8%, 22.2%)
HSV / HSBhsv(347.4, 28.8%, 25.9%)
CMYK0%, 28.8%, 22.7%, 74.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,337,459
CSS custom property--colour: #422F33;
Brightness & contrast
Relative luminance0.0343WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.46:1
Contrast with white12.46:1WCAG normal text: AAA
Contrast with black1.69:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#BDD0CC
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.46:1WCAG large text: AAA
Contrast with black, large text1.69:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#2F423E
Analogous#422F3D, #42352F
Triadic#33422F, #2F3342
Split complementary#2F4235, #2F3D42
Tetradic#3D422F, #2F423E, #342F42
Tints, shades & saturation
Channel breakdown
R66
G47
B51
Red66 (25.9%)
Green47 (18.4%)
Blue51 (20%)
Hue347.37°
Saturation (HSL)16.81%
Lightness22.16%
Dominant channelRed
Hex per channelR 42 · G 2F · B 33
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Nerdulate something else
Nothing in mind? Surprise me · today’s page