Colour
#2B000A
- #2B000A
- Red
- Dark
- Nearest: Black
#2B000A is a red with RGB values 43, 0, 10 and HSL 346°, 100%, 8%. It is a dark colour, so white text on it reaches 19:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#2B000A#2B000A
HEX#2B000A
RGBrgb(43, 0, 10)
RGB (0–1)0.1686, 0, 0.0392
RGB percentages16.9%, 0%, 3.9%
HSLhsl(346, 100%, 8.4%)
HSV / HSBhsv(346, 100%, 16.9%)
CMYK0%, 100%, 76.7%, 83.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,818,058
CSS custom property--colour: #2B000A;
Brightness & contrast
Relative luminance0.00536WCAG 2.x, 0 is black and 1 is white
Perceived brightness23.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.97:1
Contrast with white18.97:1WCAG normal text: AAA
Contrast with black1.11:1WCAG normal text: Fail
Greyscale equivalent#0A0A0A
Inverted#D4FFF5
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.97:1WCAG large text: AAA
Contrast with black, large text1.11:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#002B21
Analogous#2B0020, #2B0B00
Triadic#0A2B00, #000A2B
Split complementary#002B0C, #00202B
Tetradic#202B00, #002B21, #0B002B
Tints, shades & saturation
Channel breakdown
R43
G0
B10
Red43 (16.9%)
Green0 (0%)
Blue10 (3.9%)
Hue346.05°
Saturation (HSL)100%
Lightness8.43%
Dominant channelRed
Hex per channelR 2B · G 00 · B 0A
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