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Recognised as Colour

#FF2D64

  • #FF2D64
  • Red
  • Dark
  • Nearest: Crimson

#FF2D64 is a red with RGB values 255, 45, 100 and HSL 344°, 100%, 59%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF2D64#FF2D64
HEX#FF2D64
RGBrgb(255, 45, 100)
RGB (0–1)1, 0.1765, 0.3922
RGB percentages100%, 17.6%, 39.2%
HSLhsl(344.3, 100%, 58.8%)
HSV / HSBhsv(344.3, 82.4%, 100%)
CMYK0%, 82.4%, 60.8%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,723,300
CSS custom property--colour: #FF2D64;

Brightness & contrast

Relative luminance0.24057WCAG 2.x, 0 is black and 1 is white
Perceived brightness147.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.81:1
Contrast with white3.61:1WCAG normal text: Fail
Contrast with black5.81:1WCAG normal text: AA
Greyscale equivalent#5E5E5E
Inverted#00D29B

Colour vision & accessibility

Protanopia#6D6B65no red cones; affects about 1% of men; ΔE 80.6 from the original
Deuteranopia#A2965Eno green cones; the most common form, about 1% of men; ΔE 81.7 from the original
Tritanopia#FF0046no blue cones; rare, and affects men and women equally; ΔE 15.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.61:1WCAG large text: AA
Contrast with black, large text5.81:1WCAG large text: AAA

Named colours

Nearest named CSS colourCrimson (#DC143C)ΔE 15.6, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#2DFFC8
Analogous#FF2DCD, #FF5F2D
Triadic#64FF2D, #2D64FF
Split complementary#2DFF5F, #2DCDFF
Tetradic#CDFF2D, #2DFFC8, #5F2DFF

Tints, shades & saturation

Lighter +40%#FFF9FB
Lighter +30%#FFC6D5
Lighter +20%#FF93AF
Lighter +10%#FF608A
Darker −10%#F90041
Darker −20%#C60034
Darker −30%#930027
Darker −40%#600019
More saturated +25%#FF2D64
Less saturated −25%#E54771

Channel breakdown

R255
G45
B100
Red255 (100%)
Green45 (17.6%)
Blue100 (39.2%)
Hue344.29°
Saturation (HSL)100%
Lightness58.82%
Dominant channelRed
Hex per channelR FF · G 2D · B 64

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Every value on this page was computed from “ff2d64” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.