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Recognised as Colour

#CB0556

  • #CB0556
  • Red
  • Dark
  • Nearest: Crimson

#CB0556 is a red with RGB values 203, 5, 86 and HSL 335°, 95%, 41%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#CB0556#CB0556
HEX#CB0556
RGBrgb(203, 5, 86)
RGB (0–1)0.7961, 0.0196, 0.3373
RGB percentages79.6%, 2%, 33.7%
HSLhsl(335.5, 95.2%, 40.8%)
HSV / HSBhsv(335.5, 97.5%, 79.6%)
CMYK0%, 97.5%, 57.6%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,305,174
CSS custom property--colour: #CB0556;

Brightness & contrast

Relative luminance0.13477WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.68:1
Contrast with white5.68:1WCAG normal text: AA
Contrast with black3.7:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#34FAA9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4D4F57no red cones; affects about 1% of men; ΔE 71.5 from the original
Deuteranopia#7B7351no green cones; the most common form, about 1% of men; ΔE 72.8 from the original
Tritanopia#DE0032no blue cones; rare, and affects men and women equally; ΔE 27.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.68:1WCAG large text: AAA
Contrast with black, large text3.7:1WCAG large text: AA

Named colours

Crimson · ΔE 21.7Deep pink · ΔE 26.4Medium violet red · ΔE 27.5Brown · ΔE 27.8Indian red · ΔE 28.5Firebrick · ΔE 29.2
Nearest named CSS colourCrimson (#DC143C)ΔE 21.66, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#05CB7A
Analogous#CB05B9, #CB1705
Triadic#56CB05, #0556CB
Split complementary#05CB17, #05B9CB
Tetradic#B9CB05, #05CB7A, #1705CB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FD9FC6
Lighter +30%#FB6EA8
Lighter +20%#FA3C8A
Lighter +10%#F90A6C
Darker −10%#990441
Darker −20%#67032C
Darker −30%#360117
Darker −40%#040002
More saturated +25%#D00055
Less saturated −25%#B11F5B

Channel breakdown

R203
G5
B86
Red203 (79.6%)
Green5 (2%)
Blue86 (33.7%)
Hue335.45°
Saturation (HSL)95.19%
Lightness40.78%
Dominant channelRed
Hex per channelR CB · G 05 · B 56

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Every value on this page was computed from “cb0556” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.