Colour
#33161F
- #33161F
- Red
- Dark
- Nearest: Black
#33161F is a red with RGB values 51, 22, 31 and HSL 341°, 40%, 14%. It is a dark colour, so white text on it reaches 16.5:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#33161F#33161F
HEX#33161F
RGBrgb(51, 22, 31)
RGB (0–1)0.2, 0.0863, 0.1216
RGB percentages20%, 8.6%, 12.2%
HSLhsl(341.4, 39.7%, 14.3%)
HSV / HSBhsv(341.4, 56.9%, 20%)
CMYK0%, 56.9%, 39.2%, 80%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,347,999
CSS custom property--colour: #33161F;
Brightness & contrast
Relative luminance0.01377WCAG 2.x, 0 is black and 1 is white
Perceived brightness34.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.47:1
Contrast with white16.47:1WCAG normal text: AAA
Contrast with black1.28:1WCAG normal text: Fail
Greyscale equivalent#1D1D1D
Inverted#CCE9E0
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.47:1WCAG large text: AAA
Contrast with black, large text1.28:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#16332A
Analogous#33162E, #331B16
Triadic#1F3316, #161F33
Split complementary#16331B, #162E33
Tetradic#2E3316, #16332A, #1B1633
Tints, shades & saturation
Channel breakdown
R51
G22
B31
Red51 (20%)
Green22 (8.6%)
Blue31 (12.2%)
Hue341.38°
Saturation (HSL)39.73%
Lightness14.31%
Dominant channelRed
Hex per channelR 33 · G 16 · B 1F
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