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Colour

#F5566F

  • #F5566F
  • Red
  • Dark
  • Nearest: Indian red

#F5566F is a red with RGB values 245, 86, 111 and HSL 351°, 89%, 65%. It is a dark colour, so black text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#F5566F#F5566F
HEX#F5566F
RGBrgb(245, 86, 111)
RGB (0–1)0.9608, 0.3373, 0.4353
RGB percentages96.1%, 33.7%, 43.5%
HSLhsl(350.6, 88.8%, 64.9%)
HSV / HSBhsv(350.6, 64.9%, 96.1%)
CMYK0%, 64.9%, 54.7%, 3.9%naive device-independent conversion; real print needs an ICC profile
24-bit integer16,078,447
CSS custom property--colour: #F5566F;

Brightness & contrast

Relative luminance0.27216WCAG 2.x, 0 is black and 1 is white
Perceived brightness153.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.44:1
Contrast with white3.26:1WCAG normal text: Fail
Contrast with black6.44:1WCAG normal text: AA
Greyscale equivalent#7A7A7A
Inverted#0AA990

Colour vision & accessibility

Protanopia#7D7A6Fno red cones; affects about 1% of men; ΔE 65.2 from the original
Deuteranopia#A69B6Bno green cones; the most common form, about 1% of men; ΔE 66.2 from the original
Tritanopia#FF3760no blue cones; rare, and affects men and women equally; ΔE 13.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.26:1WCAG large text: AA
Contrast with black, large text6.44:1WCAG large text: AAA

Named colours

Nearest named CSS colourIndian red (#CD5C5C)ΔE 18.56, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#56F5DC
Analogous#F556BF, #F58D56
Triadic#6FF556, #566FF5
Split complementary#56F58D, #56BFF5
Tetradic#BEF556, #56F5DC, #8C56F5

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#FEE6EA
Lighter +20%#FBB6C1
Lighter +10%#F88698
Darker −10%#F22646
Darker −20%#D80D2D
Darker −30%#A80A23
Darker −40%#780719
More saturated +25%#FF4C68
Less saturated −25%#DF6C7E

Channel breakdown

R245
G86
B111
Red245 (96.1%)
Green86 (33.7%)
Blue111 (43.5%)
Hue350.57°
Saturation (HSL)88.83%
Lightness64.9%
Dominant channelRed
Hex per channelR F5 · G 56 · B 6F

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Every value on this page was computed from “f5566f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.