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Recognised as Colour

#A13D00

  • #A13D00
  • Orange
  • Dark
  • Nearest: Saddle brown

#A13D00 is a orange with RGB values 161, 61, 0 and HSL 23°, 100%, 32%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Saddle brown.

Colour values

#A13D00#A13D00
HEX#A13D00
RGBrgb(161, 61, 0)
RGB (0–1)0.6314, 0.2392, 0
RGB percentages63.1%, 23.9%, 0%
HSLhsl(22.7, 100%, 31.6%)
HSV / HSBhsv(22.7, 100%, 63.1%)
CMYK0%, 62.1%, 100%, 36.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,566,912
CSS custom property--colour: #A13D00;

Brightness & contrast

Relative luminance0.10915WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.6:1
Contrast with white6.6:1WCAG normal text: AA
Contrast with black3.18:1WCAG normal text: Fail
Greyscale equivalent#4E4E4E
Inverted#5EC2FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5A4F00no red cones; affects about 1% of men; ΔE 44.1 from the original
Deuteranopia#736500no green cones; the most common form, about 1% of men; ΔE 43.4 from the original
Tritanopia#B22134no blue cones; rare, and affects men and women equally; ΔE 29.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.6:1WCAG large text: AAA
Contrast with black, large text3.18:1WCAG large text: AA

Named colours

Saddle brown · ΔE 16.1Chocolate · ΔE 17.8Sienna · ΔE 18.4Dark red · ΔE 18.8Maroon · ΔE 20.7Firebrick · ΔE 21.1
Nearest named CSS colourSaddle brown (#8B4513)ΔE 16.06, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0064A1
Analogous#A10013, #A18D00
Triadic#00A13D, #3D00A1
Split complementary#00A18D, #0014A1
Tetradic#14A100, #0064A1, #8D00A1

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFA56E
Lighter +30%#FF853B
Lighter +20%#FF6608
Lighter +10%#D45000
Darker −10%#6E2A00
Darker −20%#3B1600
Darker −30%#080300
Darker −40%#000000
More saturated +25%#A13D00
Less saturated −25%#8D4214

Channel breakdown

R161
G61
B0
Red161 (63.1%)
Green61 (23.9%)
Blue0 (0%)
Hue22.73°
Saturation (HSL)100%
Lightness31.57%
Dominant channelRed
Hex per channelR A1 · G 3D · B 00

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Every value on this page was computed from “a13d00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.