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Recognised as Colour

#5A0B00

  • #5A0B00
  • Red
  • Dark
  • Nearest: Maroon

#5A0B00 is a red with RGB values 90, 11, 0 and HSL 7°, 100%, 18%. It is a dark colour, so white text on it reaches 14.2:1 contrast (AAA for normal text). The nearest named colour is Maroon.

Colour values

#5A0B00#5A0B00
HEX#5A0B00
RGBrgb(90, 11, 0)
RGB (0–1)0.3529, 0.0431, 0
RGB percentages35.3%, 4.3%, 0%
HSLhsl(7.3, 100%, 17.6%)
HSV / HSBhsv(7.3, 100%, 35.3%)
CMYK0%, 87.8%, 100%, 64.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,901,056
CSS custom property--colour: #5A0B00;

Brightness & contrast

Relative luminance0.02413WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.16:1
Contrast with white14.16:1WCAG normal text: AAA
Contrast with black1.48:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#A5F4FF

Colour vision & accessibility

Protanopia#262000no red cones; affects about 1% of men; ΔE 37.3 from the original
Deuteranopia#393100no green cones; the most common form, about 1% of men; ΔE 36.7 from the original
Tritanopia#640009no blue cones; rare, and affects men and women equally; ΔE 6.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.16:1WCAG large text: AAA
Contrast with black, large text1.48:1WCAG large text: Fail

Named colours

Nearest named CSS colourMaroon (#800000)ΔE 19.57, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#004F5A
Analogous#5A0022, #5A3800
Triadic#005A0B, #0B005A
Split complementary#005A38, #00225A
Tetradic#225A00, #004F5A, #38005A

Tints, shades & saturation

Lighter +40%#FF4127
Lighter +30%#F31E00
Lighter +20%#C01700
Lighter +10%#8D1100
Darker −10%#270500
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#5A0B00
Less saturated −25%#4F130B

Channel breakdown

R90
G11
B0
Red90 (35.3%)
Green11 (4.3%)
Blue0 (0%)
Hue7.33°
Saturation (HSL)100%
Lightness17.65%
Dominant channelRed
Hex per channelR 5A · G 0B · B 00

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Every value on this page was computed from “5a0b00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.