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Colour

#EF864E

  • #EF864E
  • Orange
  • Dark
  • Nearest: Coral

#EF864E is a orange with RGB values 239, 134, 78 and HSL 21°, 83%, 62%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Coral.

Colour values

#EF864E#EF864E
HEX#EF864E
RGBrgb(239, 134, 78)
RGB (0–1)0.9373, 0.5255, 0.3059
RGB percentages93.7%, 52.5%, 30.6%
HSLhsl(20.9, 83.4%, 62.2%)
HSV / HSBhsv(20.9, 67.4%, 93.7%)
CMYK0%, 43.9%, 67.4%, 6.3%naive device-independent conversion; real print needs an ICC profile
24-bit integer15,697,486
CSS custom property--colour: #EF864E;

Brightness & contrast

Relative luminance0.35951WCAG 2.x, 0 is black and 1 is white
Perceived brightness168.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.19:1
Contrast with white2.56:1WCAG normal text: Fail
Contrast with black8.19:1WCAG normal text: AAA
Greyscale equivalent#989898
Inverted#1079B1

Colour vision & accessibility

Protanopia#A39348no red cones; affects about 1% of men; ΔE 40.3 from the original
Deuteranopia#BCAB4Dno green cones; the most common form, about 1% of men; ΔE 41.4 from the original
Tritanopia#FF7179no blue cones; rare, and affects men and women equally; ΔE 30.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.56:1WCAG large text: Fail
Contrast with black, large text8.19:1WCAG large text: AAA

Named colours

Nearest named CSS colourCoral (#FF7F50)ΔE 9.81, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#4EB7EF
Analogous#EF4E67, #EFD74E
Triadic#4EEF86, #864EEF
Split complementary#4EEFD6, #4E67EF
Tetradic#66EF4E, #4EB7EF, #D64EEF

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#FCE6DA
Lighter +20%#F7C6AC
Lighter +10%#F3A67D
Darker −10%#EB661F
Darker −20%#C55012
Darker −30%#963D0E
Darker −40%#682A09
More saturated +25%#FF813E
Less saturated −25%#D78D66

Channel breakdown

R239
G134
B78
Red239 (93.7%)
Green134 (52.5%)
Blue78 (30.6%)
Hue20.87°
Saturation (HSL)83.42%
Lightness62.16%
Dominant channelRed
Hex per channelR EF · G 86 · B 4E

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Every value on this page was computed from “ef864e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.