Recognised as Colour

#DD0529

#DD0529
Red
Dark
Nearest: Crimson

#DD0529 is a red with RGB values 221, 5, 41 and HSL 350°, 96%, 44%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#DD0529#DD0529

HEX#DD0529

RGBrgb(221, 5, 41)

RGB (0–1)0.8667, 0.0196, 0.1608

RGB percentages86.7%, 2%, 16.1%

HSLhsl(350, 95.6%, 44.3%)

HSV / HSBhsv(350, 97.7%, 86.7%)

CMYK0%, 97.7%, 81.4%, 13.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,484,777

CSS custom property--colour: #DD0529;

Brightness & contrast

Relative luminance0.15641WCAG 2.x, 0 is black and 1 is white

Perceived brightness121.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.09:1

Contrast with white5.09:1WCAG normal text: AA

Contrast with black4.13:1WCAG normal text: Fail

Greyscale equivalent#363636

Inverted#22FAD6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5C5327no red cones; affects about 1% of men; ΔE 77.6 from the original

Deuteranopia#8C7D1Eno green cones; the most common form, about 1% of men; ΔE 77.4 from the original

Tritanopia#F4001Bno blue cones; rare, and affects men and women equally; ΔE 14.6 from the original

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

Contrast with white, large text5.09:1WCAG large text: AAA

Contrast with black, large text4.13:1WCAG large text: AA

Named colours

Crimson · ΔE 10.5 Firebrick · ΔE 18.9 Tomato · ΔE 21.3 Red · ΔE 25.4 Orange red · ΔE 27.6 Brown · ΔE 27.6

Nearest named CSS colourCrimson (#DC143C)ΔE 10.51, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#05DDB9

Analogous#DD0595, #DD4D05

Triadic#29DD05, #0529DD

Split complementary#05DD4D, #0595DD

Tetradic#95DD05, #05DDB9, #4D05DD

Tints, shades & saturation

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

Lighter +40%#FDB1BE

Lighter +30%#FC7F94

Lighter +20%#FB4D6A

Lighter +10%#FA1B40

Darker −10%#AB0420

Darker −20%#790316

Darker −30%#47020D

Darker −40%#160004

More saturated +25%#E20026

Less saturated −25%#C1213C

Channel breakdown

R221

B41

Red221 (86.7%)

Green5 (2%)

Blue41 (16.1%)

Hue350°

Saturation (HSL)95.58%

Lightness44.31%

Dominant channelRed

Hex per channelR DD · G 05 · B 29

Keep nerding

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

#DD0529

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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