Colour

#FF8101

#FF8101
Orange
Dark
Nearest: Dark orange

#FF8101 is a orange with RGB values 255, 129, 1 and HSL 30°, 100%, 50%. It is a dark colour, so black text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#FF8101#FF8101

HEX#FF8101

RGBrgb(255, 129, 1)

RGB (0–1)1, 0.5059, 0.0039

RGB percentages100%, 50.6%, 0.4%

HSLhsl(30.2, 100%, 50.2%)

HSV / HSBhsv(30.2, 99.6%, 100%)

CMYK0%, 49.4%, 99.6%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,744,705

CSS custom property--colour: #FF8101;

Brightness & contrast

Relative luminance0.36963WCAG 2.x, 0 is black and 1 is white

Perceived brightness170.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 8.39:1

Contrast with white2.5:1WCAG normal text: Fail

Contrast with black8.39:1WCAG normal text: AAA

Greyscale equivalent#939393

Inverted#007EFE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#A69200no red cones; affects about 1% of men; ΔE 48.8 from the original

Deuteranopia#C5AF00no green cones; the most common form, about 1% of men; ΔE 49 from the original

Tritanopia#FF636Eno blue cones; rare, and affects men and women equally; ΔE 51.8 from the original

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

Contrast with white, large text2.5:1WCAG large text: Fail

Contrast with black, large text8.39:1WCAG large text: AAA

Named colours

Dark orange · ΔE 6.1 Orange · ΔE 20.6 Chocolate · ΔE 21.3 Coral · ΔE 26.7 Orange red · ΔE 27.7 Tomato · ΔE 32

Nearest named CSS colourDark orange (#FF8C00)ΔE 6.13, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#017FFF

Analogous#FF0201, #FEFF01

Triadic#01FF81, #8101FF

Split complementary#01FEFF, #0201FF

Tetradic#01FF02, #017FFF, #FF01FE

Tints, shades & saturation

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

Lighter +40%#FFE6CD

Lighter +30%#FFCD9A

Lighter +20%#FFB467

Lighter +10%#FF9A34

Darker −10%#CD6700

Darker −20%#9A4E00

Darker −30%#673400

Darker −40%#341A00

More saturated +25%#FF8101

Less saturated −25%#DF8121

Channel breakdown

R255

G129

Red255 (100%)

Green129 (50.6%)

Blue1 (0.4%)

Hue30.24°

Saturation (HSL)100%

Lightness50.2%

Dominant channelRed

Hex per channelR FF · G 81 · B 01

Keep nerding

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#FF8101

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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