Recognised as Colour

#E44800

#E44800
Orange
Dark
Nearest: Orange red

#E44800 is a orange with RGB values 228, 72, 0 and HSL 19°, 100%, 45%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#E44800#E44800

HEX#E44800

RGBrgb(228, 72, 0)

RGB (0–1)0.8941, 0.2824, 0

RGB percentages89.4%, 28.2%, 0%

HSLhsl(18.9, 100%, 44.7%)

HSV / HSBhsv(18.9, 100%, 89.4%)

CMYK0%, 68.4%, 100%, 10.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,960,640

CSS custom property--colour: #E44800;

Brightness & contrast

Relative luminance0.21129WCAG 2.x, 0 is black and 1 is white

Perceived brightness136.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.23:1

Contrast with white4.02:1WCAG normal text: Fail

Contrast with black5.23:1WCAG normal text: AA

Greyscale equivalent#646464

Inverted#1BB7FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#786800no red cones; affects about 1% of men; ΔE 63.7 from the original

Deuteranopia#9E8C00no green cones; the most common form, about 1% of men; ΔE 63.9 from the original

Tritanopia#FC003Eno blue cones; rare, and affects men and women equally; ΔE 32 from the original

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

Contrast with white, large text4.02:1WCAG large text: AA

Contrast with black, large text5.23:1WCAG large text: AAA

Named colours

Orange red · ΔE 11.7 Tomato · ΔE 19.9 Red · ΔE 22.1 Chocolate · ΔE 22.6 Coral · ΔE 25.3 Dark orange · ΔE 29.3

Nearest named CSS colourOrange red (#FF4500)ΔE 11.65, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#009CE4

Analogous#E4002A, #E4BA00

Triadic#00E448, #4800E4

Split complementary#00E4BA, #002AE4

Tetradic#2AE400, #009CE4, #BA00E4

Tints, shades & saturation

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

Lighter +40%#FFCAB1

Lighter +30%#FFA77E

Lighter +20%#FF844B

Lighter +10%#FF6118

Darker −10%#B13800

Darker −20%#7E2800

Darker −30%#4B1800

Darker −40%#180800

More saturated +25%#E44800

Less saturated −25%#C8521C

Channel breakdown

R228

G72

Red228 (89.4%)

Green72 (28.2%)

Blue0 (0%)

Hue18.95°

Saturation (HSL)100%

Lightness44.71%

Dominant channelRed

Hex per channelR E4 · G 48 · B 00

Keep nerding

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

#E44800

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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