Recognised as Colour

#E5000B

#E5000B
Red
Dark
Nearest: Red

#E5000B is a red with RGB values 229, 0, 11 and HSL 357°, 100%, 45%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#E5000B#E5000B

HEX#E5000B

RGBrgb(229, 0, 11)

RGB (0–1)0.898, 0, 0.0431

RGB percentages89.8%, 0%, 4.3%

HSLhsl(357.1, 100%, 44.9%)

HSV / HSBhsv(357.1, 100%, 89.8%)

CMYK0%, 100%, 95.2%, 10.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,007,755

CSS custom property--colour: #E5000B;

Brightness & contrast

Relative luminance0.16682WCAG 2.x, 0 is black and 1 is white

Perceived brightness125.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.84:1

Contrast with white4.84:1WCAG normal text: AA

Contrast with black4.34:1WCAG normal text: Fail

Greyscale equivalent#313131

Inverted#1AFFF4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#615502no red cones; affects about 1% of men; ΔE 79.9 from the original

Deuteranopia#928100no green cones; the most common form, about 1% of men; ΔE 79.2 from the original

Tritanopia#FD000Fno blue cones; rare, and affects men and women equally; ΔE 8.7 from the original

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

Contrast with white, large text4.84:1WCAG large text: AAA

Contrast with black, large text4.34:1WCAG large text: AA

Named colours

Red · ΔE 11.7 Orange red · ΔE 15.3 Tomato · ΔE 24.9 Crimson · ΔE 25.4 Firebrick · ΔE 29.2 Dark red · ΔE 35

Nearest named CSS colourRed (#FF0000)ΔE 11.69, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00E5DA

Analogous#E5007E, #E56700

Triadic#0BE500, #000BE5

Split complementary#00E567, #007EE5

Tetradic#7EE500, #00E5DA, #6700E5

Tints, shades & saturation

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

Lighter +40%#FFB2B6

Lighter +30%#FF7F85

Lighter +20%#FF4C55

Lighter +10%#FF1924

Darker −10%#B20009

Darker −20%#7F0006

Darker −30%#4C0004

Darker −40%#190001

More saturated +25%#E5000B

Less saturated −25%#C81D25

Channel breakdown

R229

B11

Red229 (89.8%)

Green0 (0%)

Blue11 (4.3%)

Hue357.12°

Saturation (HSL)100%

Lightness44.9%

Dominant channelRed

Hex per channelR E5 · G 00 · B 0B

Keep nerding

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

#E5000B

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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