Colour
#1C0510
- #1C0510
- Red
- Dark
- Nearest: Black
#1C0510 is a red with RGB values 28, 5, 16 and HSL 331°, 70%, 6%. It is a dark colour, so white text on it reaches 19.5:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#1C0510#1C0510
HEX#1C0510
RGBrgb(28, 5, 16)
RGB (0–1)0.1098, 0.0196, 0.0627
RGB percentages11%, 2%, 6.3%
HSLhsl(331.3, 69.7%, 6.5%)
HSV / HSBhsv(331.3, 82.1%, 11%)
CMYK0%, 82.1%, 42.9%, 89%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,836,304
CSS custom property--colour: #1C0510;
Brightness & contrast
Relative luminance0.00393WCAG 2.x, 0 is black and 1 is white
Perceived brightness16.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.47:1
Contrast with white19.47:1WCAG normal text: AAA
Contrast with black1.08:1WCAG normal text: Fail
Greyscale equivalent#0B0B0B
Inverted#E3FAEF
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.47:1WCAG large text: AAA
Contrast with black, large text1.08:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#051C11
Analogous#1C051B, #1C0505
Triadic#101C05, #05101C
Split complementary#051C05, #051B1C
Tetradic#1C1C05, #051C11, #06051C
Tints, shades & saturation
Channel breakdown
R28
G5
B16
Red28 (11%)
Green5 (2%)
Blue16 (6.3%)
Hue331.3°
Saturation (HSL)69.7%
Lightness6.47%
Dominant channelRed
Hex per channelR 1C · G 05 · B 10
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