Recognised as Colour
#5A212A
- #5A212A
- Red
- Dark
- Nearest: Black
#5A212A is a red with RGB values 90, 33, 42 and HSL 351°, 46%, 24%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#5A212A#5A212A
HEX#5A212A
RGBrgb(90, 33, 42)
RGB (0–1)0.3529, 0.1294, 0.1647
RGB percentages35.3%, 12.9%, 16.5%
HSLhsl(350.5, 46.3%, 24.1%)
HSV / HSBhsv(350.5, 63.3%, 35.3%)
CMYK0%, 63.3%, 53.3%, 64.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,906,730
CSS custom property--colour: #5A212A;
Brightness & contrast
Relative luminance0.03429WCAG 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 12.46:1
Contrast with white12.46:1WCAG normal text: AAA
Contrast with black1.69:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#A5DED5
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#215A51
Analogous#5A2146, #5A3521
Triadic#2A5A21, #212A5A
Split complementary#215A35, #21465A
Tetradic#475A21, #215A51, #35215A
Tints, shades & saturation
Channel breakdown
R90
G33
B42
Red90 (35.3%)
Green33 (12.9%)
Blue42 (16.5%)
Hue350.53°
Saturation (HSL)46.34%
Lightness24.12%
Dominant channelRed
Hex per channelR 5A · G 21 · B 2A
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