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Colour

#FFA105

  • #FFA105
  • Orange
  • Dark
  • Nearest: Orange

#FFA105 is a orange with RGB values 255, 161, 5 and HSL 37°, 100%, 51%. It is a dark colour, so black text on it reaches 10.4:1 contrast (AAA for normal text). The nearest named colour is Orange.

Colour values

#FFA105#FFA105
HEX#FFA105
RGBrgb(255, 161, 5)
RGB (0–1)1, 0.6314, 0.0196
RGB percentages100%, 63.1%, 2%
HSLhsl(37.4, 100%, 51%)
HSV / HSBhsv(37.4, 98%, 100%)
CMYK0%, 36.9%, 98%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,752,901
CSS custom property--colour: #FFA105;

Brightness & contrast

Relative luminance0.46761WCAG 2.x, 0 is black and 1 is white
Perceived brightness186.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.35:1
Contrast with white2.03:1WCAG normal text: Fail
Contrast with black10.35:1WCAG normal text: AAA
Greyscale equivalent#AAAAAA
Inverted#005EFA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C0A900no red cones; affects about 1% of men; ΔE 32.6 from the original
Deuteranopia#D6BF0Fno green cones; the most common form, about 1% of men; ΔE 33.4 from the original
Tritanopia#FF8A89no blue cones; rare, and affects men and women equally; ΔE 60.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.03:1WCAG large text: Fail
Contrast with black, large text10.35:1WCAG large text: AAA

Named colours

Orange · ΔE 2.6Dark orange · ΔE 11.9Goldenrod · ΔE 20Dark goldenrod · ΔE 26.6Chocolate · ΔE 29.8Sandy brown · ΔE 31.1
Nearest named CSS colourOrange (#FFA500)ΔE 2.58, a close match
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0563FF
Analogous#FF2405, #E0FF05
Triadic#05FFA1, #A105FF
Split complementary#05E0FF, #2405FF
Tetradic#05FF24, #0563FF, #FF05E0

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFEED1
Lighter +30%#FFDB9E
Lighter +20%#FFC76B
Lighter +10%#FFB438
Darker −10%#D18200
Darker −20%#9E6300
Darker −30%#6B4300
Darker −40%#382300
More saturated +25%#FFA105
Less saturated −25%#E09924

Channel breakdown

R255
G161
B5
Red255 (100%)
Green161 (63.1%)
Blue5 (2%)
Hue37.44°
Saturation (HSL)100%
Lightness50.98%
Dominant channelRed
Hex per channelR FF · G A1 · B 05

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Every value on this page was computed from “ffa105” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.