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Colour

#FF5B70

  • #FF5B70
  • Red
  • Dark
  • Nearest: Crimson

#FF5B70 is a red with RGB values 255, 91, 112 and HSL 352°, 100%, 68%. It is a dark colour, so black text on it reaches 7:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF5B70#FF5B70
HEX#FF5B70
RGBrgb(255, 91, 112)
RGB (0–1)1, 0.3569, 0.4392
RGB percentages100%, 35.7%, 43.9%
HSLhsl(352.3, 100%, 67.8%)
HSV / HSBhsv(352.3, 64.3%, 100%)
CMYK0%, 64.3%, 56.1%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,735,088
CSS custom property--colour: #FF5B70;

Brightness & contrast

Relative luminance0.29912WCAG 2.x, 0 is black and 1 is white
Perceived brightness160.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.98:1
Contrast with white3.01:1WCAG normal text: Fail
Contrast with black6.98:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#00A48F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#847F70no red cones; affects about 1% of men; ΔE 66.4 from the original
Deuteranopia#ADA16Cno green cones; the most common form, about 1% of men; ΔE 67.6 from the original
Tritanopia#FF3A64no blue cones; rare, and affects men and women equally; ΔE 11.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.01:1WCAG large text: AA
Contrast with black, large text6.98:1WCAG large text: AAA

Named colours

Crimson · ΔE 19.6Salmon · ΔE 20.1Indian red · ΔE 20.4Light coral · ΔE 21.5Tomato · ΔE 24.3Firebrick · ΔE 28
Nearest named CSS colourCrimson (#DC143C)ΔE 19.55, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5BFFEA
Analogous#FF5BC2, #FF985B
Triadic#70FF5B, #5B70FF
Split complementary#5BFF98, #5BC2FF
Tetradic#C2FF5B, #5BFFEA, #985BFF

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFF4F5
Lighter +20%#FFC1C9
Lighter +10%#FF8E9C
Darker −10%#FF2844
Darker −20%#F4001F
Darker −30%#C10019
Darker −40%#8E0012
More saturated +25%#FF5B70
Less saturated −25%#EB707F

Channel breakdown

R255
G91
B112
Red255 (100%)
Green91 (35.7%)
Blue112 (43.9%)
Hue352.32°
Saturation (HSL)100%
Lightness67.84%
Dominant channelRed
Hex per channelR FF · G 5B · B 70

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Every value on this page was computed from “ff5b70” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.