Colour

#DC001A

#DC001A
Red
Dark
Nearest: Crimson

#DC001A is a red with RGB values 220, 0, 26 and HSL 353°, 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

#DC001A#DC001A

HEX#DC001A

RGBrgb(220, 0, 26)

RGB (0–1)0.8627, 0, 0.102

RGB percentages86.3%, 0%, 10.2%

HSLhsl(352.9, 100%, 43.1%)

HSV / HSBhsv(352.9, 100%, 86.3%)

CMYK0%, 100%, 88.2%, 13.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,417,946

CSS custom property--colour: #DC001A;

Brightness & contrast

Relative luminance0.1529WCAG 2.x, 0 is black and 1 is white

Perceived brightness120.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.17:1

Contrast with white5.17:1WCAG normal text: AA

Contrast with black4.06:1WCAG normal text: Fail

Greyscale equivalent#313131

Inverted#23FFE5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5C5116no red cones; affects about 1% of men; ΔE 77.5 from the original

Deuteranopia#8C7C05no green cones; the most common form, about 1% of men; ΔE 77.3 from the original

Tritanopia#F30013no blue cones; rare, and affects men and women equally; ΔE 11.1 from the original

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

Contrast with white, large text5.17:1WCAG large text: AAA

Contrast with black, large text4.06:1WCAG large text: AA

Named colours

Crimson · ΔE 17.6 Red · ΔE 19.4 Orange red · ΔE 21.6 Tomato · ΔE 21.9 Firebrick · ΔE 22.1 Dark red · ΔE 29.3

Nearest named CSS colourCrimson (#DC143C)ΔE 17.61, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00DCC2

Analogous#DC0088, #DC5400

Triadic#1ADC00, #001ADC

Split complementary#00DC54, #0088DC

Tetradic#88DC00, #00DCC2, #5400DC

Tints, shades & saturation

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

Lighter +40%#FFA9B3

Lighter +30%#FF7686

Lighter +20%#FF4359

Lighter +10%#FF102C

Darker −10%#A90014

Darker −20%#76000E

Darker −30%#430008

Darker −40%#100002

More saturated +25%#DC001A

Less saturated −25%#C11C2F

Channel breakdown

R220

B26

Red220 (86.3%)

Green0 (0%)

Blue26 (10.2%)

Hue352.91°

Saturation (HSL)100%

Lightness43.14%

Dominant channelRed

Hex per channelR DC · G 00 · B 1A

Keep nerding

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#DC001A

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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