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Colour

#FF9C18

  • #FF9C18
  • Orange
  • Dark
  • Nearest: Orange

#FF9C18 is a orange with RGB values 255, 156, 24 and HSL 34°, 100%, 55%. It is a dark colour, so black text on it reaches 10:1 contrast (AAA for normal text). The nearest named colour is Orange.

Colour values

#FF9C18#FF9C18
HEX#FF9C18
RGBrgb(255, 156, 24)
RGB (0–1)1, 0.6118, 0.0941
RGB percentages100%, 61.2%, 9.4%
HSLhsl(34.3, 100%, 54.7%)
HSV / HSBhsv(34.3, 90.6%, 100%)
CMYK0%, 38.8%, 90.6%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,751,640
CSS custom property--colour: #FF9C18;

Brightness & contrast

Relative luminance0.45103WCAG 2.x, 0 is black and 1 is white
Perceived brightness183.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.02:1
Contrast with white2.1:1WCAG normal text: Fail
Contrast with black10.02:1WCAG normal text: AAA
Greyscale equivalent#A8A8A8
Inverted#0063E7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BCA500no red cones; affects about 1% of men; ΔE 34.7 from the original
Deuteranopia#D3BC1Cno green cones; the most common form, about 1% of men; ΔE 35.7 from the original
Tritanopia#FF8486no blue cones; rare, and affects men and women equally; ΔE 56.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.1:1WCAG large text: Fail
Contrast with black, large text10.02:1WCAG large text: AAA

Named colours

Orange · ΔE 7.1Dark orange · ΔE 8.8Goldenrod · ΔE 21.1Chocolate · ΔE 25.7Dark goldenrod · ΔE 26.1Sandy brown · ΔE 28
Nearest named CSS colourOrange (#FFA500)ΔE 7.13, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#187BFF
Analogous#FF2918, #EFFF18
Triadic#18FF9C, #9C18FF
Split complementary#18EFFF, #2818FF
Tetradic#18FF28, #187BFF, #FF18EF

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFF3E4
Lighter +30%#FFDEB1
Lighter +20%#FFC87E
Lighter +10%#FFB24B
Darker −10%#E48200
Darker −20%#B16500
Darker −30%#7E4800
Darker −40%#4B2B00
More saturated +25%#FF9C18
Less saturated −25%#E29835

Channel breakdown

R255
G156
B24
Red255 (100%)
Green156 (61.2%)
Blue24 (9.4%)
Hue34.29°
Saturation (HSL)100%
Lightness54.71%
Dominant channelRed
Hex per channelR FF · G 9C · B 18

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Every value on this page was computed from “ff9c18” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.