Colour

#A1521C

#A1521C
Orange
Dark
Nearest: Saddle brown

#A1521C is a orange with RGB values 161, 82, 28 and HSL 24°, 70%, 37%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Saddle brown.

Colour values

#A1521C#A1521C

HEX#A1521C

RGBrgb(161, 82, 28)

RGB (0–1)0.6314, 0.3216, 0.1098

RGB percentages63.1%, 32.2%, 11%

HSLhsl(24.4, 70.4%, 37.1%)

HSV / HSBhsv(24.4, 82.6%, 63.1%)

CMYK0%, 49.1%, 82.6%, 36.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,572,316

CSS custom property--colour: #A1521C;

Brightness & contrast

Relative luminance0.13695WCAG 2.x, 0 is black and 1 is white

Perceived brightness108.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.62:1

Contrast with white5.62:1WCAG normal text: AA

Contrast with black3.74:1WCAG normal text: Fail

Greyscale equivalent#5F5F5F

Inverted#5EADE3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#695D14no red cones; affects about 1% of men; ΔE 33.2 from the original

Deuteranopia#7C6E1Bno green cones; the most common form, about 1% of men; ΔE 33.2 from the original

Tritanopia#B14147no 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 text5.62:1WCAG large text: AAA

Contrast with black, large text3.74:1WCAG large text: AA

Named colours

Saddle brown · ΔE 7.5 Sienna · ΔE 8.4 Chocolate · ΔE 19.3 Peru · ΔE 19.9 Brown · ΔE 25.5 Maroon · ΔE 27.1

Nearest named CSS colourSaddle brown (#8B4513)ΔE 7.49, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1C6BA1

Analogous#A11C29, #A1941C

Triadic#1CA152, #521CA1

Split complementary#1CA194, #1C29A1

Tetradic#29A11C, #1C6BA1, #941CA1

Tints, shades & saturation

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

Lighter +40%#EEBD9B

Lighter +30%#E6A070

Lighter +20%#DF8344

Lighter +10%#CC6824

Darker −10%#763C14

Darker −20%#4A260D

Darker −30%#1F1005

Darker −40%#000000

More saturated +25%#B94E04

Less saturated −25%#895634

Channel breakdown

R161

G82

B28

Red161 (63.1%)

Green82 (32.2%)

Blue28 (11%)

Hue24.36°

Saturation (HSL)70.37%

Lightness37.06%

Dominant channelRed

Hex per channelR A1 · G 52 · B 1C

Keep nerding

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#A1521C

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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