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Recognised as Colour

#D28404

  • #D28404
  • Orange
  • Dark
  • Nearest: Dark goldenrod

#D28404 is a orange with RGB values 210, 132, 4 and HSL 37°, 96%, 42%. It is a dark colour, so black text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Dark goldenrod.

Colour values

#D28404#D28404
HEX#D28404
RGBrgb(210, 132, 4)
RGB (0–1)0.8235, 0.5176, 0.0157
RGB percentages82.4%, 51.8%, 1.6%
HSLhsl(37.3, 96.3%, 42%)
HSV / HSBhsv(37.3, 98.1%, 82.4%)
CMYK0%, 37.1%, 98.1%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,796,356
CSS custom property--colour: #D28404;

Brightness & contrast

Relative luminance0.30213WCAG 2.x, 0 is black and 1 is white
Perceived brightness153 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.04:1
Contrast with white2.98:1WCAG normal text: Fail
Contrast with black7.04:1WCAG normal text: AAA
Greyscale equivalent#8B8B8B
Inverted#2D7BFB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9E8A00no red cones; affects about 1% of men; ΔE 27.6 from the original
Deuteranopia#B09D0Bno green cones; the most common form, about 1% of men; ΔE 28.8 from the original
Tritanopia#E67170no blue cones; rare, and affects men and women equally; ΔE 50.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.98:1WCAG large text: Fail
Contrast with black, large text7.04:1WCAG large text: AAA

Named colours

Dark goldenrod · ΔE 13.5Goldenrod · ΔE 16.6Orange · ΔE 17.7Dark orange · ΔE 18.4Chocolate · ΔE 18.9Peru · ΔE 19.2
Nearest named CSS colourDark goldenrod (#B8860B)ΔE 13.5, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0452D2
Analogous#D21D04, #B9D204
Triadic#04D284, #8404D2
Split complementary#04B9D2, #1D04D2
Tetradic#04D21D, #0452D2, #D204B9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FDDCA5
Lighter +30%#FCC873
Lighter +20%#FBB541
Lighter +10%#FAA10F
Darker −10%#A06503
Darker −20%#6E4502
Darker −30%#3C2601
Darker −40%#0A0600
More saturated +25%#D68500
Less saturated −25%#B77E1F

Channel breakdown

R210
G132
B4
Red210 (82.4%)
Green132 (51.8%)
Blue4 (1.6%)
Hue37.28°
Saturation (HSL)96.26%
Lightness41.96%
Dominant channelRed
Hex per channelR D2 · G 84 · B 04

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Every value on this page was computed from “d28404” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.