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Recognised as Colour

#FFA307

  • #FFA307
  • Orange
  • Dark
  • Nearest: Orange

#FFA307 is a orange with RGB values 255, 163, 7 and HSL 38°, 100%, 51%. It is a dark colour, so black text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Orange.

Colour values

#FFA307#FFA307
HEX#FFA307
RGBrgb(255, 163, 7)
RGB (0–1)1, 0.6392, 0.0275
RGB percentages100%, 63.9%, 2.7%
HSLhsl(37.7, 100%, 51.4%)
HSV / HSBhsv(37.7, 97.3%, 100%)
CMYK0%, 36.1%, 97.3%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,753,415
CSS custom property--colour: #FFA307;

Brightness & contrast

Relative luminance0.4747WCAG 2.x, 0 is black and 1 is white
Perceived brightness187.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.49:1
Contrast with white2:1WCAG normal text: Fail
Contrast with black10.49:1WCAG normal text: AAA
Greyscale equivalent#ABABAB
Inverted#005CF8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C2AA00no red cones; affects about 1% of men; ΔE 31.2 from the original
Deuteranopia#D7C012no green cones; the most common form, about 1% of men; ΔE 32.4 from the original
Tritanopia#FF8C8Bno blue cones; rare, and affects men and women equally; ΔE 60.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2:1WCAG large text: Fail
Contrast with black, large text10.49:1WCAG large text: AAA

Named colours

Orange · ΔE 1.6Dark orange · ΔE 13Goldenrod · ΔE 19.2Dark goldenrod · ΔE 26.3Chocolate · ΔE 30.5Gold · ΔE 31.1
Nearest named CSS colourOrange (#FFA500)ΔE 1.61, below the just-noticeable difference
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0763FF
Analogous#FF2707, #DFFF07
Triadic#07FFA3, #A307FF
Split complementary#07DFFF, #2707FF
Tetradic#07FF27, #0763FF, #FF07DF

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFEFD3
Lighter +30%#FFDCA0
Lighter +20%#FFC96D
Lighter +10%#FFB63A
Darker −10%#D38500
Darker −20%#A06500
Darker −30%#6D4500
Darker −40%#3A2400
More saturated +25%#FFA307
Less saturated −25%#E09B26

Channel breakdown

R255
G163
B7
Red255 (100%)
Green163 (63.9%)
Blue7 (2.7%)
Hue37.74°
Saturation (HSL)100%
Lightness51.37%
Dominant channelRed
Hex per channelR FF · G A3 · B 07

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Every value on this page was computed from “ffa307” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.