Colour
#1F171C
- #1F171C
- Magenta
- Dark
- Nearest: Black
#1F171C is a magenta with RGB values 31, 23, 28 and HSL 323°, 15%, 11%. It is a dark colour, so white text on it reaches 17.5:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#1F171C#1F171C
HEX#1F171C
RGBrgb(31, 23, 28)
RGB (0–1)0.1216, 0.0902, 0.1098
RGB percentages12.2%, 9%, 11%
HSLhsl(322.5, 14.8%, 10.6%)
HSV / HSBhsv(322.5, 25.8%, 12.2%)
CMYK0%, 25.8%, 9.7%, 87.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,037,532
CSS custom property--colour: #1F171C;
Brightness & contrast
Relative luminance0.00988WCAG 2.x, 0 is black and 1 is white
Perceived brightness26.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.54:1
Contrast with white17.54:1WCAG normal text: AAA
Contrast with black1.2:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#E0E8E3
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.54:1WCAG large text: AAA
Contrast with black, large text1.2:1WCAG large text: Fail
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#171F1A
Analogous#1E171F, #1F1718
Triadic#1C1F17, #171C1F
Split complementary#181F17, #171F1E
Tetradic#1F1E17, #171F1A, #17181F
Tints, shades & saturation
Channel breakdown
R31
G23
B28
Red31 (12.2%)
Green23 (9%)
Blue28 (11%)
Hue322.5°
Saturation (HSL)14.81%
Lightness10.59%
Dominant channelRed
Hex per channelR 1F · G 17 · B 1C
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