Recognised as Colour

#A1302C

#A1302C
Red
Dark
Nearest: Brown

#A1302C is a red with RGB values 161, 48, 44 and HSL 2°, 57%, 40%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#A1302C#A1302C

HEX#A1302C

RGBrgb(161, 48, 44)

RGB (0–1)0.6314, 0.1882, 0.1725

RGB percentages63.1%, 18.8%, 17.3%

HSLhsl(2.1, 57.1%, 40.2%)

HSV / HSBhsv(2.1, 72.7%, 63.1%)

CMYK0%, 70.2%, 72.7%, 36.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,563,628

CSS custom property--colour: #A1302C;

Brightness & contrast

Relative luminance0.09873WCAG 2.x, 0 is black and 1 is white

Perceived brightness96.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.06:1

Contrast with white7.06:1WCAG normal text: AAA

Contrast with black2.97:1WCAG normal text: Fail

Greyscale equivalent#484848

Inverted#5ECFD3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#50492Bno red cones; affects about 1% of men; ΔE 49.7 from the original

Deuteranopia#6C6228no green cones; the most common form, about 1% of men; ΔE 50.5 from the original

Tritanopia#B10B30no blue cones; rare, and affects men and women equally; ΔE 14.6 from the original

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

Contrast with white, large text7.06:1WCAG large text: AAA

Contrast with black, large text2.97:1WCAG large text: Fail

Named colours

Brown · ΔE 3.7 Firebrick · ΔE 12.9 Maroon · ΔE 15.1 Dark red · ΔE 16.1 Indian red · ΔE 17.4 Sienna · ΔE 19.1

Nearest named CSS colourBrown (#A52A2A)ΔE 3.74, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2C9DA1

Analogous#A12C63, #A16A2C

Triadic#2CA130, #302CA1

Split complementary#2CA16A, #2C63A1

Tetradic#63A12C, #2C9DA1, #6A2CA1

Tints, shades & saturation

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

Lighter +40%#E9B2B0

Lighter +30%#DE8B88

Lighter +20%#D36460

Lighter +10%#C83C38

Darker −10%#792421

Darker −20%#511816

Darker −30%#290C0B

Darker −40%#010000

More saturated +25%#BB1812

Less saturated −25%#874846

Channel breakdown

R161

G48

B44

Red161 (63.1%)

Green48 (18.8%)

Blue44 (17.3%)

Hue2.05°

Saturation (HSL)57.07%

Lightness40.2%

Dominant channelRed

Hex per channelR A1 · G 30 · B 2C

Keep nerding

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

#A1302C

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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