Colour

#A7152C

#A7152C
Red
Dark
Nearest: Brown

#A7152C is a red with RGB values 167, 21, 44 and HSL 351°, 78%, 37%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#A7152C#A7152C

HEX#A7152C

RGBrgb(167, 21, 44)

RGB (0–1)0.6549, 0.0824, 0.1725

RGB percentages65.5%, 8.2%, 17.3%

HSLhsl(350.5, 77.7%, 36.9%)

HSV / HSBhsv(350.5, 87.4%, 65.5%)

CMYK0%, 87.4%, 73.7%, 34.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,949,932

CSS custom property--colour: #A7152C;

Brightness & contrast

Relative luminance0.08934WCAG 2.x, 0 is black and 1 is white

Perceived brightness93.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.54:1

Contrast with white7.54:1WCAG normal text: AAA

Contrast with black2.79:1WCAG normal text: Fail

Greyscale equivalent#363636

Inverted#58EAD3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#46412Bno red cones; affects about 1% of men; ΔE 60.2 from the original

Deuteranopia#695F27no green cones; the most common form, about 1% of men; ΔE 60.4 from the original

Tritanopia#B80020no 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 text7.54:1WCAG large text: AAA

Contrast with black, large text2.79:1WCAG large text: Fail

Named colours

Brown · ΔE 7.5 Firebrick · ΔE 10.7 Dark red · ΔE 16.7 Maroon · ΔE 16.9 Crimson · ΔE 19.4 Indian red · ΔE 21.6

Nearest named CSS colourBrown (#A52A2A)ΔE 7.45, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#15A790

Analogous#A71575, #A74715

Triadic#2CA715, #152CA7

Split complementary#15A747, #1575A7

Tetradic#75A715, #15A790, #4715A7

Tints, shades & saturation

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

Lighter +40%#F296A5

Lighter +30%#EC697E

Lighter +20%#E63C56

Lighter +10%#D41B38

Darker −10%#7A0F20

Darker −20%#4C0A14

Darker −30%#1F0408

Darker −40%#000000

More saturated +25%#BC001E

Less saturated −25%#902D3C

Channel breakdown

R167

G21

B44

Red167 (65.5%)

Green21 (8.2%)

Blue44 (17.3%)

Hue350.55°

Saturation (HSL)77.66%

Lightness36.86%

Dominant channelRed

Hex per channelR A7 · G 15 · B 2C

Keep nerding

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

#A7152C

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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