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Colour

#FFAA00

  • #FFAA00
  • Orange
  • Light
  • Nearest: Orange

#FFAA00 is a orange with RGB values 255, 170, 0 and HSL 40°, 100%, 50%. It is a light colour, so black text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Orange.

Colour values

#FFAA00#FFAA00
HEX#FFAA00
HEX (short)#FA0
RGBrgb(255, 170, 0)
RGB (0–1)1, 0.6667, 0
RGB percentages100%, 66.7%, 0%
HSLhsl(40, 100%, 50%)
HSV / HSBhsv(40, 100%, 100%)
CMYK0%, 33.3%, 100%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,755,200
CSS custom property--colour: #FFAA00;

Brightness & contrast

Relative luminance0.50009WCAG 2.x, 0 is black and 1 is white
Perceived brightness190.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11:1
Contrast with white1.91:1WCAG normal text: Fail
Contrast with black11:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#0055FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C8AF00no red cones; affects about 1% of men; ΔE 27.5 from the original
Deuteranopia#DCC411no green cones; the most common form, about 1% of men; ΔE 28.6 from the original
Tritanopia#FF9491no blue cones; rare, and affects men and women equally; ΔE 63.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.91:1WCAG large text: Fail
Contrast with black, large text11:1WCAG large text: AAA

Named colours

Orange · ΔE 2.9Dark orange · ΔE 17.4Goldenrod · ΔE 17.6Dark goldenrod · ΔE 26.5Gold · ΔE 26.7Sandy brown · ΔE 33
Nearest named CSS colourOrange (#FFA500)ΔE 2.94, a close match
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0055FF
Analogous#FF2A00, #D4FF00
Triadic#00FFAA, #AA00FF
Split complementary#00D5FF, #2B00FF
Tetradic#00FF2A, #0055FF, #FF00D4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFEECC
Lighter +30%#FFDD99
Lighter +20%#FFCC66
Lighter +10%#FFBB33
Darker −10%#CC8800
Darker −20%#996600
Darker −30%#664400
Darker −40%#332200
More saturated +25%#FFAA00
Less saturated −25%#DF9F20

Channel breakdown

R255
G170
B0
Red255 (100%)
Green170 (66.7%)
Blue0 (0%)
Hue40°
Saturation (HSL)100%
Lightness50%
Dominant channelRed
Hex per channelR FF · G AA · B 00

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Every value on this page was computed from “ffaa00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.