Colour
#33191D
- #33191D
- Red
- Dark
- Nearest: Black
#33191D is a red with RGB values 51, 25, 29 and HSL 351°, 34%, 15%. It is a dark colour, so white text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#33191D#33191D
HEX#33191D
RGBrgb(51, 25, 29)
RGB (0–1)0.2, 0.098, 0.1137
RGB percentages20%, 9.8%, 11.4%
HSLhsl(350.8, 34.2%, 14.9%)
HSV / HSBhsv(350.8, 51%, 20%)
CMYK0%, 51%, 43.1%, 80%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,348,765
CSS custom property--colour: #33191D;
Brightness & contrast
Relative luminance0.01488WCAG 2.x, 0 is black and 1 is white
Perceived brightness35.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.18:1
Contrast with white16.18:1WCAG normal text: AAA
Contrast with black1.3:1WCAG normal text: Fail
Greyscale equivalent#1F1F1F
Inverted#CCE6E2
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.18:1WCAG large text: AAA
Contrast with black, large text1.3:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#19332F
Analogous#33192A, #332219
Triadic#1D3319, #191D33
Split complementary#193322, #192A33
Tetradic#2A3319, #19332F, #221933
Tints, shades & saturation
Channel breakdown
R51
G25
B29
Red51 (20%)
Green25 (9.8%)
Blue29 (11.4%)
Hue350.77°
Saturation (HSL)34.21%
Lightness14.9%
Dominant channelRed
Hex per channelR 33 · G 19 · B 1D
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