Colour

#E3282B

#E3282B
Red
Dark
Nearest: Crimson

#E3282B is a red with RGB values 227, 40, 43 and HSL 359°, 77%, 52%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#E3282B#E3282B

HEX#E3282B

RGBrgb(227, 40, 43)

RGB (0–1)0.8902, 0.1569, 0.1686

RGB percentages89%, 15.7%, 16.9%

HSLhsl(359, 77%, 52.4%)

HSV / HSBhsv(359, 82.4%, 89%)

CMYK0%, 82.4%, 81.1%, 11%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,886,955

CSS custom property--colour: #E3282B;

Brightness & contrast

Relative luminance0.18023WCAG 2.x, 0 is black and 1 is white

Perceived brightness128.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.6:1

Contrast with white4.56:1WCAG normal text: AA

Contrast with black4.6:1WCAG normal text: AA

Greyscale equivalent#505050

Inverted#1CD7D4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#675C28no red cones; affects about 1% of men; ΔE 73.7 from the original

Deuteranopia#948421no green cones; the most common form, about 1% of men; ΔE 73.9 from the original

Tritanopia#FA002Cno blue cones; rare, and affects men and women equally; ΔE 11.9 from the original

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

Contrast with white, large text4.56:1WCAG large text: AAA

Contrast with black, large text4.6:1WCAG large text: AAA

Named colours

Crimson · ΔE 13.2 Tomato · ΔE 16.6 Firebrick · ΔE 18.5 Orange red · ΔE 24 Red · ΔE 24.2 Brown · ΔE 27.3

Nearest named CSS colourCrimson (#DC143C)ΔE 13.17, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#28E3E0

Analogous#E32889, #E38328

Triadic#2BE328, #282BE3

Split complementary#28E383, #2889E3

Tetradic#88E328, #28E3E0, #8228E3

Tints, shades & saturation

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

Lighter +40%#FBDCDD

Lighter +30%#F5AFB0

Lighter +20%#EF8284

Lighter +10%#E95557

Darker −10%#BF191C

Darker −20%#921315

Darker −30%#650D0F

Darker −40%#380708

More saturated +25%#FF0C10

Less saturated −25%#C54648

Channel breakdown

R227

G40

B43

Red227 (89%)

Green40 (15.7%)

Blue43 (16.9%)

Hue359.04°

Saturation (HSL)76.95%

Lightness52.35%

Dominant channelRed

Hex per channelR E3 · G 28 · B 2B

Keep nerding

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

#E3282B

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