Recognised as Colour

#DD0210

#DD0210
Red
Dark
Nearest: Red

#DD0210 is a red with RGB values 221, 2, 16 and HSL 356°, 98%, 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 Red.

Colour values

#DD0210#DD0210

HEX#DD0210

RGBrgb(221, 2, 16)

RGB (0–1)0.8667, 0.0078, 0.0627

RGB percentages86.7%, 0.8%, 6.3%

HSLhsl(356.2, 98.2%, 43.7%)

HSV / HSBhsv(356.2, 99.1%, 86.7%)

CMYK0%, 99.1%, 92.8%, 13.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,483,984

CSS custom property--colour: #DD0210;

Brightness & contrast

Relative luminance0.15453WCAG 2.x, 0 is black and 1 is white

Perceived brightness121 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.13:1

Contrast with white5.13:1WCAG normal text: AA

Contrast with black4.09:1WCAG normal text: Fail

Greyscale equivalent#323232

Inverted#22FDEF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5D5209no red cones; affects about 1% of men; ΔE 77.9 from the original

Deuteranopia#8D7C00no green cones; the most common form, about 1% of men; ΔE 76.7 from the original

Tritanopia#F40011no blue cones; rare, and affects men and women equally; ΔE 8.9 from the original

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

Contrast with white, large text5.13:1WCAG large text: AAA

Contrast with black, large text4.09:1WCAG large text: AA

Named colours

Red · ΔE 15.9 Orange red · ΔE 18.1 Crimson · ΔE 21.9 Tomato · ΔE 23.1 Firebrick · ΔE 25 Dark red · ΔE 31.1

Nearest named CSS colourRed (#FF0000)ΔE 15.94, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#02DDCF

Analogous#DD027D, #DD6102

Triadic#10DD02, #0210DD

Split complementary#02DD61, #027EDD

Tetradic#7EDD02, #02DDCF, #6202DD

Tints, shades & saturation

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

Lighter +40%#FEADB2

Lighter +30%#FE7A83

Lighter +20%#FD4853

Lighter +10%#FD1524

Darker −10%#AA020C

Darker −20%#780109

Darker −30%#450105

Darker −40%#130001

More saturated +25%#DF000E

Less saturated −25%#C11E28

Channel breakdown

R221

B16

Red221 (86.7%)

Green2 (0.8%)

Blue16 (6.3%)

Hue356.16°

Saturation (HSL)98.21%

Lightness43.73%

Dominant channelRed

Hex per channelR DD · G 02 · B 10

Keep nerding

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

#DD0210

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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