Colour

#DA0039

#DA0039
Red
Dark
Nearest: Crimson

#DA0039 is a red with RGB values 218, 0, 57 and HSL 344°, 100%, 43%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#DA0039#DA0039

HEX#DA0039

RGBrgb(218, 0, 57)

RGB (0–1)0.8549, 0, 0.2235

RGB percentages85.5%, 0%, 22.4%

HSLhsl(344.3, 100%, 42.7%)

HSV / HSBhsv(344.3, 100%, 85.5%)

CMYK0%, 100%, 73.9%, 14.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,286,905

CSS custom property--colour: #DA0039;

Brightness & contrast

Relative luminance0.15201WCAG 2.x, 0 is black and 1 is white

Perceived brightness120.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.2:1

Contrast with white5.2:1WCAG normal text: AA

Contrast with black4.04:1WCAG normal text: Fail

Greyscale equivalent#323232

Inverted#25FFC6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#585239no red cones; affects about 1% of men; ΔE 77.2 from the original

Deuteranopia#897B32no green cones; the most common form, about 1% of men; ΔE 76.8 from the original

Tritanopia#F00022no blue cones; rare, and affects men and women equally; ΔE 19.6 from the original

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

Contrast with white, large text5.2:1WCAG large text: AAA

Contrast with black, large text4.04:1WCAG large text: AA

Named colours

Crimson · ΔE 1.8 Firebrick · ΔE 18.1 Brown · ΔE 24.3 Tomato · ΔE 25 Dark red · ΔE 28.7 Indian red · ΔE 30.8

Nearest named CSS colourCrimson (#DC143C)ΔE 1.78, below the just-noticeable difference

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00DAA1

Analogous#DA00A6, #DA3400

Triadic#39DA00, #0039DA

Split complementary#00DA34, #00A6DA

Tetradic#A6DA00, #00DAA1, #3400DA

Tints, shades & saturation

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

Lighter +40%#FFA7BE

Lighter +30%#FF7498

Lighter +20%#FF4173

Lighter +10%#FF0E4D

Darker −10%#A7002C

Darker −20%#74001E

Darker −30%#410011

Darker −40%#0E0004

More saturated +25%#DA0039

Less saturated −25%#BF1B46

Channel breakdown

R218

B57

Red218 (85.5%)

Green0 (0%)

Blue57 (22.4%)

Hue344.31°

Saturation (HSL)100%

Lightness42.75%

Dominant channelRed

Hex per channelR DA · G 00 · B 39

Keep nerding

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#DA0039

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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