Colour

#EE4400

#EE4400
Orange
Dark
Nearest: Orange red

#EE4400 is a orange with RGB values 238, 68, 0 and HSL 17°, 100%, 47%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#EE4400#EE4400

HEX#EE4400

HEX (short)#E40

RGBrgb(238, 68, 0)

RGB (0–1)0.9333, 0.2667, 0

RGB percentages93.3%, 26.7%, 0%

HSLhsl(17.1, 100%, 46.7%)

HSV / HSBhsv(17.1, 100%, 93.3%)

CMYK0%, 71.4%, 100%, 6.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,614,976

CSS custom property--colour: #EE4400;

Brightness & contrast

Relative luminance0.22311WCAG 2.x, 0 is black and 1 is white

Perceived brightness140.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.46:1

Contrast with white3.84:1WCAG normal text: Fail

Contrast with black5.46:1WCAG normal text: AA

Greyscale equivalent#636363

Inverted#11BBFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#796A00no red cones; affects about 1% of men; ΔE 69.1 from the original

Deuteranopia#A39000no green cones; the most common form, about 1% of men; ΔE 68.5 from the original

Tritanopia#FF003Bno blue cones; rare, and affects men and women equally; ΔE 28.7 from the original

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

Contrast with white, large text3.84:1WCAG large text: AA

Contrast with black, large text5.46:1WCAG large text: AAA

Named colours

Orange red · ΔE 6.7 Red · ΔE 17.3 Tomato · ΔE 21.4 Chocolate · ΔE 27.4 Coral · ΔE 28.4 Dark orange · ΔE 31.7

Nearest named CSS colourOrange red (#FF4500)ΔE 6.71, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00AAEE

Analogous#EE0033, #EEBB00

Triadic#00EE44, #4400EE

Split complementary#00EEBB, #0033EE

Tetradic#33EE00, #00AAEE, #BB00EE

Tints, shades & saturation

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

Lighter +40%#FFCEBB

Lighter +30%#FFAA88

Lighter +20%#FF8655

Lighter +10%#FF6122

Darker −10%#BB3500

Darker −20%#882700

Darker −30%#551800

Darker −40%#220A00

More saturated +25%#EE4400

Less saturated −25%#D0511E

Channel breakdown

R238

G68

Red238 (93.3%)

Green68 (26.7%)

Blue0 (0%)

Hue17.14°

Saturation (HSL)100%

Lightness46.67%

Dominant channelRed

Hex per channelR EE · G 44 · B 00

Keep nerding

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#EE4400

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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