Colour

#A01D00

#A01D00
Red
Dark
Nearest: Dark red

#A01D00 is a red with RGB values 160, 29, 0 and HSL 11°, 100%, 31%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Dark red.

Colour values

#A01D00#A01D00

HEX#A01D00

RGBrgb(160, 29, 0)

RGB (0–1)0.6275, 0.1137, 0

RGB percentages62.7%, 11.4%, 0%

HSLhsl(10.9, 100%, 31.4%)

HSV / HSBhsv(10.9, 100%, 62.7%)

CMYK0%, 81.9%, 100%, 37.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,493,184

CSS custom property--colour: #A01D00;

Brightness & contrast

Relative luminance0.08352WCAG 2.x, 0 is black and 1 is white

Perceived brightness90.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.86:1

Contrast with white7.86:1WCAG normal text: AAA

Contrast with black2.67:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#5FE2FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#493F00no red cones; affects about 1% of men; ΔE 55.9 from the original

Deuteranopia#685C00no green cones; the most common form, about 1% of men; ΔE 55.7 from the original

Tritanopia#B1001Ano blue cones; rare, and affects men and women equally; ΔE 13.2 from the original

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

Contrast with white, large text7.86:1WCAG large text: AAA

Contrast with black, large text2.67:1WCAG large text: Fail

Named colours

Dark red · ΔE 9.5 Firebrick · ΔE 12.2 Maroon · ΔE 13.9 Brown · ΔE 17.8 Saddle brown · ΔE 25.9 Sienna · ΔE 26.8

Nearest named CSS colourDark red (#8B0000)ΔE 9.45, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0083A0

Analogous#A00033, #A06D00

Triadic#00A01D, #1D00A0

Split complementary#00A06D, #0033A0

Tetradic#33A000, #0083A0, #6D00A0

Tints, shades & saturation

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

Lighter +40%#FF876D

Lighter +30%#FF5E3A

Lighter +20%#FF3407

Lighter +10%#D32600

Darker −10%#6D1400

Darker −20%#3A0B00

Darker −30%#070100

Darker −40%#000000

More saturated +25%#A01D00

Less saturated −25%#8C2A14

Channel breakdown

R160

G29

Red160 (62.7%)

Green29 (11.4%)

Blue0 (0%)

Hue10.88°

Saturation (HSL)100%

Lightness31.37%

Dominant channelRed

Hex per channelR A0 · G 1D · B 00

Keep nerding

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

#A01D00

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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