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Recognised as Colour

#FB366D

  • #FB366D
  • Red
  • Dark
  • Nearest: Crimson

#FB366D is a red with RGB values 251, 54, 109 and HSL 343°, 96%, 60%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FB366D#FB366D
HEX#FB366D
RGBrgb(251, 54, 109)
RGB (0–1)0.9843, 0.2118, 0.4275
RGB percentages98.4%, 21.2%, 42.7%
HSLhsl(343.2, 96.1%, 59.8%)
HSV / HSBhsv(343.2, 78.5%, 98.4%)
CMYK0%, 78.5%, 56.6%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,463,469
CSS custom property--colour: #FB366D;

Brightness & contrast

Relative luminance0.24252WCAG 2.x, 0 is black and 1 is white
Perceived brightness148 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.85:1
Contrast with white3.59:1WCAG normal text: Fail
Contrast with black5.85:1WCAG normal text: AA
Greyscale equivalent#646464
Inverted#04C992

Colour vision & accessibility

Protanopia#6D6E6Eno red cones; affects about 1% of men; ΔE 77.6 from the original
Deuteranopia#A09568no green cones; the most common form, about 1% of men; ΔE 78.1 from the original
Tritanopia#FF004Eno blue cones; rare, and affects men and women equally; ΔE 17.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.59:1WCAG large text: AA
Contrast with black, large text5.85:1WCAG large text: AAA

Named colours

Nearest named CSS colourCrimson (#DC143C)ΔE 19.05, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#36FBC4
Analogous#FB36CF, #FB6236
Triadic#6DFB36, #366DFB
Split complementary#36FB62, #36CFFB
Tetradic#CFFB36, #36FBC4, #6236FB

Tints, shades & saturation

Lighter +40%#FFFEFE
Lighter +30%#FECCDA
Lighter +20%#FD9AB6
Lighter +10%#FC6891
Darker −10%#F90549
Darker −20%#C7043A
Darker −30%#95032C
Darker −40%#63021D
More saturated +25%#FF326B
Less saturated −25%#E15078

Channel breakdown

R251
G54
B109
Red251 (98.4%)
Green54 (21.2%)
Blue109 (42.7%)
Hue343.25°
Saturation (HSL)96.1%
Lightness59.8%
Dominant channelRed
Hex per channelR FB · G 36 · B 6D

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Every value on this page was computed from “fb366d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.