Colour

#E80303

#E80303
Red
Dark
Nearest: Red

#E80303 is a red with RGB values 232, 3, 3 and HSL 0°, 97%, 46%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#E80303#E80303

HEX#E80303

RGBrgb(232, 3, 3)

RGB (0–1)0.9098, 0.0118, 0.0118

RGB percentages91%, 1.2%, 1.2%

HSLhsl(0, 97.4%, 46.1%)

HSV / HSBhsv(0, 98.7%, 91%)

CMYK0%, 98.7%, 98.7%, 9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,205,123

CSS custom property--colour: #E80303;

Brightness & contrast

Relative luminance0.17228WCAG 2.x, 0 is black and 1 is white

Perceived brightness126.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.72:1

Contrast with white4.72:1WCAG normal text: AA

Contrast with black4.45:1WCAG normal text: Fail

Greyscale equivalent#343434

Inverted#17FCFC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#635600no red cones; affects about 1% of men; ΔE 80.4 from the original

Deuteranopia#948300no green cones; the most common form, about 1% of men; ΔE 79.8 from the original

Tritanopia#FF000Fno blue cones; rare, and affects men and women equally; ΔE 7.7 from the original

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

Contrast with white, large text4.72:1WCAG large text: AAA

Contrast with black, large text4.45:1WCAG large text: AA

Named colours

Red · ΔE 9.2 Orange red · ΔE 13.3 Tomato · ΔE 26.3 Crimson · ΔE 28.4 Firebrick · ΔE 31.8 Dark red · ΔE 37.2

Nearest named CSS colourRed (#FF0000)ΔE 9.21, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#03E8E8

Analogous#E80376, #E87603

Triadic#03E803, #0303E8

Split complementary#03E876, #0376E8

Tetradic#76E803, #03E8E8, #7603E8

Tints, shades & saturation

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

Lighter +40%#FEB9B9

Lighter +30%#FD8787

Lighter +20%#FD5454

Lighter +10%#FC2222

Darker −10%#B60202

Darker −20%#830202

Darker −30%#510101

Darker −40%#1F0000

More saturated +25%#EB0000

Less saturated −25%#CB2020

Channel breakdown

R232

Red232 (91%)

Green3 (1.2%)

Blue3 (1.2%)

Hue0°

Saturation (HSL)97.45%

Lightness46.08%

Dominant channelRed

Hex per channelR E8 · G 03 · B 03

Keep nerding

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

#E80303

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

Nerdulate something else