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Recognised as Colour

#D5033F

  • #D5033F
  • Red
  • Dark
  • Nearest: Crimson

#D5033F is a red with RGB values 213, 3, 63 and HSL 343°, 97%, 42%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#D5033F#D5033F
HEX#D5033F
RGBrgb(213, 3, 63)
RGB (0–1)0.8353, 0.0118, 0.2471
RGB percentages83.5%, 1.2%, 24.7%
HSLhsl(342.9, 97.2%, 42.4%)
HSV / HSBhsv(342.9, 98.6%, 83.5%)
CMYK0%, 98.6%, 70.4%, 16.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,959,999
CSS custom property--colour: #D5033F;

Brightness & contrast

Relative luminance0.1457WCAG 2.x, 0 is black and 1 is white
Perceived brightness118.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.37:1
Contrast with white5.37:1WCAG normal text: AA
Contrast with black3.91:1WCAG normal text: Fail
Greyscale equivalent#343434
Inverted#2AFCC0

Colour vision & accessibility

Protanopia#56513Fno red cones; affects about 1% of men; ΔE 75.2 from the original
Deuteranopia#857839no green cones; the most common form, about 1% of men; ΔE 75.1 from the original
Tritanopia#EA0025no blue cones; rare, and affects men and women equally; ΔE 21.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.37:1WCAG large text: AAA
Contrast with black, large text3.91:1WCAG large text: AA

Named colours

Nearest named CSS colourCrimson (#DC143C)ΔE 4.96, a close match
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#03D599
Analogous#D503A8, #D53003
Triadic#3FD503, #033FD5
Split complementary#03D530, #03A8D5
Tetradic#A8D503, #03D599, #3003D5

Tints, shades & saturation

Lighter +40%#FEA6BF
Lighter +30%#FD749B
Lighter +20%#FC4277
Lighter +10%#FC0F53
Darker −10%#A30230
Darker −20%#700221
Darker −30%#3E0112
Darker −40%#0C0003
More saturated +25%#D8003E
Less saturated −25%#BA1E4B

Channel breakdown

R213
G3
B63
Red213 (83.5%)
Green3 (1.2%)
Blue63 (24.7%)
Hue342.86°
Saturation (HSL)97.22%
Lightness42.35%
Dominant channelRed
Hex per channelR D5 · G 03 · B 3F

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Every value on this page was computed from “d5033f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.