Recognised as Colour
#1A0803
- #1A0803
- Red
- Dark
- Nearest: Black
#1A0803 is a red with RGB values 26, 8, 3 and HSL 13°, 79%, 6%. It is a dark colour, so white text on it reaches 19.4:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#1A0803#1A0803
HEX#1A0803
RGBrgb(26, 8, 3)
RGB (0–1)0.102, 0.0314, 0.0118
RGB percentages10.2%, 3.1%, 1.2%
HSLhsl(13, 79.3%, 5.7%)
HSV / HSBhsv(13, 88.5%, 10.2%)
CMYK0%, 69.2%, 88.5%, 89.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,705,987
CSS custom property--colour: #1A0803;
Brightness & contrast
Relative luminance0.004WCAG 2.x, 0 is black and 1 is white
Perceived brightness15.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.44:1
Contrast with white19.44:1WCAG normal text: AAA
Contrast with black1.08:1WCAG normal text: Fail
Greyscale equivalent#0B0B0B
Inverted#E5F7FC
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.44:1WCAG 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#03151A
Analogous#1A0309, #1A1303
Triadic#031A08, #08031A
Split complementary#031A13, #030A1A
Tetradic#0A1A03, #03151A, #13031A
Tints, shades & saturation
Channel breakdown
R26
G8
B3
Red26 (10.2%)
Green8 (3.1%)
Blue3 (1.2%)
Hue13.04°
Saturation (HSL)79.31%
Lightness5.69%
Dominant channelRed
Hex per channelR 1A · G 08 · B 03
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