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Colour

#FFA518

  • #FFA518
  • Orange
  • Dark
  • Nearest: Orange

#FFA518 is a orange with RGB values 255, 165, 24 and HSL 37°, 100%, 55%. It is a dark colour, so black text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Orange.

Colour values

#FFA518#FFA518
HEX#FFA518
RGBrgb(255, 165, 24)
RGB (0–1)1, 0.6471, 0.0941
RGB percentages100%, 64.7%, 9.4%
HSLhsl(36.6, 100%, 54.7%)
HSV / HSBhsv(36.6, 90.6%, 100%)
CMYK0%, 35.3%, 90.6%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,753,944
CSS custom property--colour: #FFA518;

Brightness & contrast

Relative luminance0.48236WCAG 2.x, 0 is black and 1 is white
Perceived brightness188.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.65:1
Contrast with white1.97:1WCAG normal text: Fail
Contrast with black10.65:1WCAG normal text: AAA
Greyscale equivalent#AEAEAE
Inverted#005AE7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C3AC00no red cones; affects about 1% of men; ΔE 30.5 from the original
Deuteranopia#D8C11Eno green cones; the most common form, about 1% of men; ΔE 31.4 from the original
Tritanopia#FF8F8Dno blue cones; rare, and affects men and women equally; ΔE 58.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.97:1WCAG large text: Fail
Contrast with black, large text10.65:1WCAG large text: AAA

Named colours

Orange · ΔE 3.3Dark orange · ΔE 13.8Goldenrod · ΔE 17.6Dark goldenrod · ΔE 24.9Sandy brown · ΔE 28.9Chocolate · ΔE 29.7
Nearest named CSS colourOrange (#FFA500)ΔE 3.3, a close match
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1872FF
Analogous#FF3118, #E5FF18
Triadic#18FFA5, #A518FF
Split complementary#18E5FF, #3218FF
Tetradic#18FF32, #1872FF, #FF18E6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFF4E4
Lighter +30%#FFE1B1
Lighter +20%#FFCD7E
Lighter +10%#FFB94B
Darker −10%#E48B00
Darker −20%#B16C00
Darker −30%#7E4D00
Darker −40%#4B2E00
More saturated +25%#FFA518
Less saturated −25%#E29F35

Channel breakdown

R255
G165
B24
Red255 (100%)
Green165 (64.7%)
Blue24 (9.4%)
Hue36.62°
Saturation (HSL)100%
Lightness54.71%
Dominant channelRed
Hex per channelR FF · G A5 · B 18

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Every value on this page was computed from “ffa518” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.