Recognised as Colour

#D73501

#D73501
Red
Dark
Nearest: Orange red

#D73501 is a red with RGB values 215, 53, 1 and HSL 15°, 99%, 42%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#D73501#D73501

HEX#D73501

RGBrgb(215, 53, 1)

RGB (0–1)0.8431, 0.2078, 0.0039

RGB percentages84.3%, 20.8%, 0.4%

HSLhsl(14.6, 99.1%, 42.4%)

HSV / HSBhsv(14.6, 99.5%, 84.3%)

CMYK0%, 75.3%, 99.5%, 15.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,103,809

CSS custom property--colour: #D73501;

Brightness & contrast

Relative luminance0.16995WCAG 2.x, 0 is black and 1 is white

Perceived brightness124.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.77:1

Contrast with white4.77:1WCAG normal text: AA

Contrast with black4.4:1WCAG normal text: Fail

Greyscale equivalent#545454

Inverted#28CAFE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#695C00no red cones; affects about 1% of men; ΔE 66.7 from the original

Deuteranopia#908000no green cones; the most common form, about 1% of men; ΔE 66.5 from the original

Tritanopia#ED002Fno blue cones; rare, and affects men and women equally; ΔE 21.8 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text4.77:1WCAG large text: AAA

Contrast with black, large text4.4:1WCAG large text: AA

Named colours

Orange red · ΔE 14.6 Tomato · ΔE 19.8 Red · ΔE 21.1 Firebrick · ΔE 24.8 Chocolate · ΔE 25.2 Coral · ΔE 27.6

Nearest named CSS colourOrange red (#FF4500)ΔE 14.6, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#01A3D7

Analogous#D70138, #D7A001

Triadic#01D735, #3501D7

Split complementary#01D7A0, #0138D7

Tetradic#38D701, #01A3D7, #A001D7

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFBBA5

Lighter +30%#FE9573

Lighter +20%#FE6E40

Lighter +10%#FE480D

Darker −10%#A42801

Darker −20%#711C01

Darker −30%#3F0F00

Darker −40%#0C0300

More saturated +25%#D83400

Less saturated −25%#BC431C

Channel breakdown

R215

G53

Red215 (84.3%)

Green53 (20.8%)

Blue1 (0.4%)

Hue14.58°

Saturation (HSL)99.07%

Lightness42.35%

Dominant channelRed

Hex per channelR D7 · G 35 · B 01

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#D73501

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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