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Colour

#EF7B53

  • #EF7B53
  • Orange
  • Dark
  • Nearest: Coral

#EF7B53 is a orange with RGB values 239, 123, 83 and HSL 15°, 83%, 63%. It is a dark colour, so black text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Coral.

Colour values

#EF7B53#EF7B53
HEX#EF7B53
RGBrgb(239, 123, 83)
RGB (0–1)0.9373, 0.4824, 0.3255
RGB percentages93.7%, 48.2%, 32.5%
HSLhsl(15.4, 83%, 63.1%)
HSV / HSBhsv(15.4, 65.3%, 93.7%)
CMYK0%, 48.5%, 65.3%, 6.3%naive device-independent conversion; real print needs an ICC profile
24-bit integer15,694,675
CSS custom property--colour: #EF7B53;

Brightness & contrast

Relative luminance0.33141WCAG 2.x, 0 is black and 1 is white
Perceived brightness163.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.63:1
Contrast with white2.75:1WCAG normal text: Fail
Contrast with black7.63:1WCAG normal text: AAA
Greyscale equivalent#919191
Inverted#1084AC

Colour vision & accessibility

Protanopia#9A8C4Fno red cones; affects about 1% of men; ΔE 45.9 from the original
Deuteranopia#B6A651no green cones; the most common form, about 1% of men; ΔE 46.9 from the original
Tritanopia#FF6572no blue cones; rare, and affects men and women equally; ΔE 25.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.75:1WCAG large text: Fail
Contrast with black, large text7.63:1WCAG large text: AAA

Named colours

Nearest named CSS colourCoral (#FF7F50)ΔE 7.47, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#53C7EF
Analogous#EF5379, #EFC953
Triadic#53EF7B, #7B53EF
Split complementary#53EFC9, #5379EF
Tetradic#79EF53, #53C7EF, #C953EF

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#FCE6DF
Lighter +20%#F8C3B0
Lighter +10%#F39F82
Darker −10%#EB5724
Darker −20%#C94213
Darker −30%#9B320E
Darker −40%#6C230A
More saturated +25%#FF7343
Less saturated −25%#D8866A

Channel breakdown

R239
G123
B83
Red239 (93.7%)
Green123 (48.2%)
Blue83 (32.5%)
Hue15.38°
Saturation (HSL)82.98%
Lightness63.14%
Dominant channelRed
Hex per channelR EF · G 7B · B 53

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Every value on this page was computed from “ef7b53” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.