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Recognised as Colour

#FD566D

  • #FD566D
  • Red
  • Dark
  • Nearest: Crimson

#FD566D is a red with RGB values 253, 86, 109 and HSL 352°, 98%, 66%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FD566D#FD566D
HEX#FD566D
RGBrgb(253, 86, 109)
RGB (0–1)0.9922, 0.3373, 0.4275
RGB percentages99.2%, 33.7%, 42.7%
HSLhsl(351.7, 97.7%, 66.5%)
HSV / HSBhsv(351.7, 66%, 99.2%)
CMYK0%, 66%, 56.9%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,602,733
CSS custom property--colour: #FD566D;

Brightness & contrast

Relative luminance0.28642WCAG 2.x, 0 is black and 1 is white
Perceived brightness157.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.73:1
Contrast with white3.12:1WCAG normal text: Fail
Contrast with black6.73:1WCAG normal text: AA
Greyscale equivalent#7B7B7B
Inverted#02A992

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#807C6Dno red cones; affects about 1% of men; ΔE 68 from the original
Deuteranopia#AB9F69no green cones; the most common form, about 1% of men; ΔE 68.8 from the original
Tritanopia#FF325Fno blue cones; rare, and affects men and women equally; ΔE 12.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.12:1WCAG large text: AA
Contrast with black, large text6.73:1WCAG large text: AAA

Named colours

Crimson · ΔE 18.2Indian red · ΔE 21.1Salmon · ΔE 21.5Light coral · ΔE 22.8Tomato · ΔE 24.4Firebrick · ΔE 27.3
Nearest named CSS colourCrimson (#DC143C)ΔE 18.21, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#56FDE6
Analogous#FD56C0, #FD9356
Triadic#6DFD56, #566DFD
Split complementary#56FD93, #56C1FD
Tetradic#C0FD56, #56FDE6, #9356FD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFEDF0
Lighter +20%#FEBBC4
Lighter +10%#FE8899
Darker −10%#FC2441
Darker −20%#EA0323
Darker −30%#B8021B
Darker −40%#850214
More saturated +25%#FF546C
Less saturated −25%#E86B7C

Channel breakdown

R253
G86
B109
Red253 (99.2%)
Green86 (33.7%)
Blue109 (42.7%)
Hue351.74°
Saturation (HSL)97.66%
Lightness66.47%
Dominant channelRed
Hex per channelR FD · G 56 · B 6D

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Every value on this page was computed from “fd566d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.