Colour
#0D0000
- #0D0000
- Red
- Dark
- Nearest: Black
#0D0000 is a red with RGB values 13, 0, 0 and HSL 0°, 100%, 3%. It is a dark colour, so white text on it reaches 20.6:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#0D0000#0D0000
HEX#0D0000
RGBrgb(13, 0, 0)
RGB (0–1)0.051, 0, 0
RGB percentages5.1%, 0%, 0%
HSLhsl(0, 100%, 2.5%)
HSV / HSBhsv(0, 100%, 5.1%)
CMYK0%, 100%, 100%, 94.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer851,968
CSS custom property--colour: #0D0000;
Brightness & contrast
Relative luminance0.00086WCAG 2.x, 0 is black and 1 is white
Perceived brightness7.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 20.65:1
Contrast with white20.65:1WCAG normal text: AAA
Contrast with black1.02:1WCAG normal text: Fail
Greyscale equivalent#030303
Inverted#F2FFFF
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text20.65:1WCAG large text: AAA
Contrast with black, large text1.02:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#000D0D
Analogous#0D0007, #0D0700
Triadic#000D00, #00000D
Split complementary#000D07, #00070D
Tetradic#070D00, #000D0D, #07000D
Tints, shades & saturation
Channel breakdown
R13
G0
B0
Red13 (5.1%)
Green0 (0%)
Blue0 (0%)
Hue0°
Saturation (HSL)100%
Lightness2.55%
Dominant channelRed
Hex per channelR 0D · G 00 · B 00
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