Colour

#EF6700

#EF6700
Orange
Dark
Nearest: Dark orange

#EF6700 is a orange with RGB values 239, 103, 0 and HSL 26°, 100%, 47%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dark orange.

Colour values

#EF6700#EF6700

HEX#EF6700

RGBrgb(239, 103, 0)

RGB (0–1)0.9373, 0.4039, 0

RGB percentages93.7%, 40.4%, 0%

HSLhsl(25.9, 100%, 46.9%)

HSV / HSBhsv(25.9, 100%, 93.7%)

CMYK0%, 56.9%, 100%, 6.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,689,472

CSS custom property--colour: #EF6700;

Brightness & contrast

Relative luminance0.28051WCAG 2.x, 0 is black and 1 is white

Perceived brightness152.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.61:1

Contrast with white3.18:1WCAG normal text: Fail

Contrast with black6.61:1WCAG normal text: AA

Greyscale equivalent#7C7C7C

Inverted#1098FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#8F7D00no red cones; affects about 1% of men; ΔE 54.7 from the original

Deuteranopia#B09C00no green cones; the most common form, about 1% of men; ΔE 54.8 from the original

Tritanopia#FF4458no blue cones; rare, and affects men and women equally; ΔE 42.4 from the original

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

Contrast with white, large text3.18:1WCAG large text: AA

Contrast with black, large text6.61:1WCAG large text: AAA

Named colours

Dark orange · ΔE 16.7 Chocolate · ΔE 17.2 Orange red · ΔE 19.2 Coral · ΔE 22.7 Tomato · ΔE 24.1 Orange · ΔE 30.8

Nearest named CSS colourDark orange (#FF8C00)ΔE 16.74, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0088EF

Analogous#EF0010, #EFDF00

Triadic#00EF67, #6700EF

Split complementary#00EFDF, #0010EF

Tetradic#10EF00, #0088EF, #DF00EF

Tints, shades & saturation

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

Lighter +40%#FFD9BC

Lighter +30%#FFBC89

Lighter +20%#FF9F56

Lighter +10%#FF8223

Darker −10%#BC5100

Darker −20%#893B00

Darker −30%#562500

Darker −40%#230F00

More saturated +25%#EF6700

Less saturated −25%#D16B1E

Channel breakdown

R239

G103

Red239 (93.7%)

Green103 (40.4%)

Blue0 (0%)

Hue25.86°

Saturation (HSL)100%

Lightness46.86%

Dominant channelRed

Hex per channelR EF · G 67 · B 00

Keep nerding

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#EF6700

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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