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Recognised as Colour

#EC5E09

  • #EC5E09
  • Orange
  • Dark
  • Nearest: Orange red

#EC5E09 is a orange with RGB values 236, 94, 9 and HSL 22°, 93%, 48%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#EC5E09#EC5E09
HEX#EC5E09
RGBrgb(236, 94, 9)
RGB (0–1)0.9255, 0.3686, 0.0353
RGB percentages92.5%, 36.9%, 3.5%
HSLhsl(22.5, 92.7%, 48%)
HSV / HSBhsv(22.5, 96.2%, 92.5%)
CMYK0%, 60.2%, 96.2%, 7.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,490,569
CSS custom property--colour: #EC5E09;

Brightness & contrast

Relative luminance0.25858WCAG 2.x, 0 is black and 1 is white
Perceived brightness147.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.17:1
Contrast with white3.4:1WCAG normal text: Fail
Contrast with black6.17:1WCAG normal text: AA
Greyscale equivalent#767676
Inverted#13A1F6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#887700no red cones; affects about 1% of men; ΔE 57.5 from the original
Deuteranopia#AA9700no green cones; the most common form, about 1% of men; ΔE 58 from the original
Tritanopia#FF3751no blue cones; rare, and affects men and women equally; ΔE 38.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.4:1WCAG large text: AA
Contrast with black, large text6.17:1WCAG large text: AAA

Named colours

Orange red · ΔE 16.3Chocolate · ΔE 17.4Tomato · ΔE 20.6Dark orange · ΔE 21.4Coral · ΔE 21.4Red · ΔE 28.7
Nearest named CSS colourOrange red (#FF4500)ΔE 16.27, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0997EC
Analogous#EC0926, #ECD009
Triadic#09EC5E, #5E09EC
Split complementary#09ECD0, #0926EC
Tetradic#25EC09, #0997EC, #D009EC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FDD9C4
Lighter +30%#FBBA93
Lighter +20%#F99B62
Lighter +10%#F77B31
Darker −10%#BB4A07
Darker −20%#8A3705
Darker −30%#592303
Darker −40%#271002
More saturated +25%#F55C00
Less saturated −25%#CD6628

Channel breakdown

R236
G94
B9
Red236 (92.5%)
Green94 (36.9%)
Blue9 (3.5%)
Hue22.47°
Saturation (HSL)92.65%
Lightness48.04%
Dominant channelRed
Hex per channelR EC · G 5E · B 09

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Every value on this page was computed from “ec5e09” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.