Recognised as Colour

#E33200

#E33200
Red
Dark
Nearest: Orange red

#E33200 is a red with RGB values 227, 50, 0 and HSL 13°, 100%, 45%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#E33200#E33200

HEX#E33200

RGBrgb(227, 50, 0)

RGB (0–1)0.8902, 0.1961, 0

RGB percentages89%, 19.6%, 0%

HSLhsl(13.2, 100%, 44.5%)

HSV / HSBhsv(13.2, 100%, 89%)

CMYK0%, 78%, 100%, 11%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,889,472

CSS custom property--colour: #E33200;

Brightness & contrast

Relative luminance0.18612WCAG 2.x, 0 is black and 1 is white

Perceived brightness129.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.72:1

Contrast with white4.45:1WCAG normal text: Fail

Contrast with black4.72:1WCAG normal text: AA

Greyscale equivalent#545454

Inverted#1CCDFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6C5E00no red cones; affects about 1% of men; ΔE 71.2 from the original

Deuteranopia#978600no green cones; the most common form, about 1% of men; ΔE 71 from the original

Tritanopia#FB002Cno blue cones; rare, and affects men and women equally; ΔE 19 from the original

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

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

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

Named colours

Orange red · ΔE 10 Red · ΔE 15.8 Tomato · ΔE 21.5 Firebrick · ΔE 28.9 Chocolate · ΔE 29.4 Crimson · ΔE 29.8

Nearest named CSS colourOrange red (#FF4500)ΔE 10, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00B1E3

Analogous#E3003F, #E3A400

Triadic#00E332, #3200E3

Split complementary#00E3A3, #0040E3

Tetradic#3FE300, #00B1E3, #A400E3

Tints, shades & saturation

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

Lighter +40%#FFC1B0

Lighter +30%#FF9A7D

Lighter +20%#FF724A

Lighter +10%#FF4A17

Darker −10%#B02700

Darker −20%#7D1C00

Darker −30%#4A1000

Darker −40%#170500

More saturated +25%#E33200

Less saturated −25%#C7421C

Channel breakdown

R227

G50

Red227 (89%)

Green50 (19.6%)

Blue0 (0%)

Hue13.22°

Saturation (HSL)100%

Lightness44.51%

Dominant channelRed

Hex per channelR E3 · G 32 · B 00

Keep nerding

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

#E33200

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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