Recognised as Colour

#E0001C

#E0001C
Red
Dark
Nearest: Crimson

#E0001C is a red with RGB values 224, 0, 28 and HSL 353°, 100%, 44%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#E0001C#E0001C

HEX#E0001C

RGBrgb(224, 0, 28)

RGB (0–1)0.8784, 0, 0.1098

RGB percentages87.8%, 0%, 11%

HSLhsl(352.5, 100%, 43.9%)

HSV / HSBhsv(352.5, 100%, 87.8%)

CMYK0%, 100%, 87.5%, 12.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,680,092

CSS custom property--colour: #E0001C;

Brightness & contrast

Relative luminance0.15931WCAG 2.x, 0 is black and 1 is white

Perceived brightness122.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.02:1

Contrast with white5.02:1WCAG normal text: AA

Contrast with black4.19:1WCAG normal text: Fail

Greyscale equivalent#323232

Inverted#1FFFE3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5E5318no red cones; affects about 1% of men; ΔE 78.6 from the original

Deuteranopia#8E7E08no green cones; the most common form, about 1% of men; ΔE 78.4 from the original

Tritanopia#F70014no blue cones; rare, and affects men and women equally; ΔE 11.4 from the original

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

Contrast with white, large text5.02:1WCAG large text: AAA

Contrast with black, large text4.19:1WCAG large text: AA

Named colours

Crimson · ΔE 17.8 Red · ΔE 18.6 Orange red · ΔE 21.3 Tomato · ΔE 22 Firebrick · ΔE 23.1 Dark red · ΔE 30.5

Nearest named CSS colourCrimson (#DC143C)ΔE 17.77, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00E0C4

Analogous#E0008C, #E05400

Triadic#1CE000, #001CE0

Split complementary#00E054, #008CE0

Tetradic#8CE000, #00E0C4, #5400E0

Tints, shades & saturation

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

Lighter +40%#FFADB7

Lighter +30%#FF7A8B

Lighter +20%#FF475E

Lighter +10%#FF1431

Darker −10%#AD0016

Darker −20%#7A000F

Darker −30%#470009

Darker −40%#140003

More saturated +25%#E0001C

Less saturated −25%#C41C31

Channel breakdown

R224

B28

Red224 (87.8%)

Green0 (0%)

Blue28 (11%)

Hue352.5°

Saturation (HSL)100%

Lightness43.92%

Dominant channelRed

Hex per channelR E0 · G 00 · B 1C

Keep nerding

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

#E0001C

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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