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Recognised as Colour

#DD8300

  • #DD8300
  • Orange
  • Dark
  • Nearest: Dark orange

#DD8300 is a orange with RGB values 221, 131, 0 and HSL 36°, 100%, 43%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#DD8300#DD8300
HEX#DD8300
RGBrgb(221, 131, 0)
RGB (0–1)0.8667, 0.5137, 0
RGB percentages86.7%, 51.4%, 0%
HSLhsl(35.6, 100%, 43.3%)
HSV / HSBhsv(35.6, 100%, 86.7%)
CMYK0%, 40.7%, 100%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,516,992
CSS custom property--colour: #DD8300;

Brightness & contrast

Relative luminance0.31605WCAG 2.x, 0 is black and 1 is white
Perceived brightness157.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.32:1
Contrast with white2.87:1WCAG normal text: Fail
Contrast with black7.32:1WCAG normal text: AAA
Greyscale equivalent#8D8D8D
Inverted#227CFF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9F8C00no red cones; affects about 1% of men; ΔE 33.6 from the original
Deuteranopia#B5A104no green cones; the most common form, about 1% of men; ΔE 33.9 from the original
Tritanopia#F26E6Fno blue cones; rare, and affects men and women equally; ΔE 50.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.87:1WCAG large text: Fail
Contrast with black, large text7.32:1WCAG large text: AAA

Named colours

Dark orange · ΔE 12.9Orange · ΔE 15.8Chocolate · ΔE 17.2Dark goldenrod · ΔE 19.2Goldenrod · ΔE 20.6Peru · ΔE 22.2
Nearest named CSS colourDark orange (#FF8C00)ΔE 12.95, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#005ADD
Analogous#DD1500, #C9DD00
Triadic#00DD83, #8300DD
Split complementary#00C9DD, #1400DD
Tetradic#00DD15, #005ADD, #DD00C9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFDCAA
Lighter +30%#FFC877
Lighter +20%#FFB344
Lighter +10%#FF9E11
Darker −10%#AA6500
Darker −20%#774700
Darker −30%#442800
Darker −40%#110A00
More saturated +25%#DD8300
Less saturated −25%#C17E1C

Channel breakdown

R221
G131
B0
Red221 (86.7%)
Green131 (51.4%)
Blue0 (0%)
Hue35.57°
Saturation (HSL)100%
Lightness43.33%
Dominant channelRed
Hex per channelR DD · G 83 · B 00

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Every value on this page was computed from “dd8300” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.