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Recognised as Colour

#D63151

  • #D63151
  • Red
  • Dark
  • Nearest: Crimson

#D63151 is a red with RGB values 214, 49, 81 and HSL 348°, 67%, 52%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#D63151#D63151
HEX#D63151
RGBrgb(214, 49, 81)
RGB (0–1)0.8392, 0.1922, 0.3176
RGB percentages83.9%, 19.2%, 31.8%
HSLhsl(348.4, 66.8%, 51.6%)
HSV / HSBhsv(348.4, 77.1%, 83.9%)
CMYK0%, 77.1%, 62.1%, 16.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,037,329
CSS custom property--colour: #D63151;

Brightness & contrast

Relative luminance0.17087WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.75:1
Contrast with white4.75:1WCAG normal text: AA
Contrast with black4.42:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#29CEAE

Colour vision & accessibility

Protanopia#605D51no red cones; affects about 1% of men; ΔE 67.6 from the original
Deuteranopia#8A7F4Cno green cones; the most common form, about 1% of men; ΔE 68.1 from the original
Tritanopia#EB003Fno blue cones; rare, and affects men and women equally; ΔE 18.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.75:1WCAG large text: AAA
Contrast with black, large text4.42:1WCAG large text: AA

Named colours

Nearest named CSS colourCrimson (#DC143C)ΔE 13.21, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#31D6B6
Analogous#D631A3, #D66431
Triadic#51D631, #3151D6
Split complementary#31D664, #31A3D6
Tetradic#A3D631, #31D6B6, #6431D6

Tints, shades & saturation

Lighter +40%#F8DBE1
Lighter +30%#EFB1BD
Lighter +20%#E78699
Lighter +10%#DE5C75
Darker −10%#B1233F
Darker −20%#861B30
Darker −30%#5C1221
Darker −40%#310A11
More saturated +25%#F5123E
Less saturated −25%#B75064

Channel breakdown

R214
G49
B81
Red214 (83.9%)
Green49 (19.2%)
Blue81 (31.8%)
Hue348.36°
Saturation (HSL)66.8%
Lightness51.57%
Dominant channelRed
Hex per channelR D6 · G 31 · B 51

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Every value on this page was computed from “d63151” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.