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Recognised as Colour

#FD3443

  • #FD3443
  • Red
  • Dark
  • Nearest: Crimson

#FD3443 is a red with RGB values 253, 52, 67 and HSL 356°, 98%, 60%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FD3443#FD3443
HEX#FD3443
RGBrgb(253, 52, 67)
RGB (0–1)0.9922, 0.2039, 0.2627
RGB percentages99.2%, 20.4%, 26.3%
HSLhsl(355.5, 98%, 59.8%)
HSV / HSBhsv(355.5, 79.4%, 99.2%)
CMYK0%, 79.4%, 73.5%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,593,987
CSS custom property--colour: #FD3443;

Brightness & contrast

Relative luminance0.23744WCAG 2.x, 0 is black and 1 is white
Perceived brightness145.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.75:1
Contrast with white3.65:1WCAG normal text: Fail
Contrast with black5.75:1WCAG normal text: AA
Greyscale equivalent#606060
Inverted#02CBBC

Colour vision & accessibility

Protanopia#746A41no red cones; affects about 1% of men; ΔE 78.5 from the original
Deuteranopia#A5953Bno green cones; the most common form, about 1% of men; ΔE 79.1 from the original
Tritanopia#FF003Cno blue cones; rare, and affects men and women equally; ΔE 8.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.65:1WCAG large text: AA
Contrast with black, large text5.75:1WCAG large text: AAA

Named colours

Nearest named CSS colourCrimson (#DC143C)ΔE 12, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#34FDEE
Analogous#FD34A8, #FD8934
Triadic#43FD34, #3443FD
Split complementary#34FD8A, #34A8FD
Tetradic#A8FD34, #34FDEE, #8934FD

Tints, shades & saturation

Lighter +40%#FFFEFE
Lighter +30%#FECCCF
Lighter +20%#FE99A1
Lighter +10%#FD6772
Darker −10%#FC0215
Darker −20%#C90211
Darker −30%#97010D
Darker −40%#640108
More saturated +25%#FF3241
Less saturated −25%#E34E59

Channel breakdown

R253
G52
B67
Red253 (99.2%)
Green52 (20.4%)
Blue67 (26.3%)
Hue355.52°
Saturation (HSL)98.05%
Lightness59.8%
Dominant channelRed
Hex per channelR FD · G 34 · B 43

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Every value on this page was computed from “fd3443” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.