Recognised as Colour

#AB3145

#AB3145
Red
Dark
Nearest: Brown

#AB3145 is a red with RGB values 171, 49, 69 and HSL 350°, 55%, 43%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#AB3145#AB3145

HEX#AB3145

RGBrgb(171, 49, 69)

RGB (0–1)0.6706, 0.1922, 0.2706

RGB percentages67.1%, 19.2%, 27.1%

HSLhsl(350.2, 55.5%, 43.1%)

HSV / HSBhsv(350.2, 71.3%, 67.1%)

CMYK0%, 71.3%, 59.6%, 32.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,219,269

CSS custom property--colour: #AB3145;

Brightness & contrast

Relative luminance0.11284WCAG 2.x, 0 is black and 1 is white

Perceived brightness103.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.45:1

Contrast with white6.45:1WCAG normal text: AA

Contrast with black3.26:1WCAG normal text: Fail

Greyscale equivalent#4C4C4C

Inverted#54CEBA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#514E45no red cones; affects about 1% of men; ΔE 52.9 from the original

Deuteranopia#706842no green cones; the most common form, about 1% of men; ΔE 53.9 from the original

Tritanopia#BB1139no blue cones; rare, and affects men and women equally; ΔE 14.7 from the original

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

Contrast with white, large text6.45:1WCAG large text: AAA

Contrast with black, large text3.26:1WCAG large text: AA

Named colours

Brown · ΔE 13.5 Indian red · ΔE 15.3 Firebrick · ΔE 21.1 Maroon · ΔE 25.5 Dark red · ΔE 26.8 Crimson · ΔE 27

Nearest named CSS colourBrown (#A52A2A)ΔE 13.54, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#31AB97

Analogous#AB3182, #AB5A31

Triadic#45AB31, #3145AB

Split complementary#31AB5A, #3182AB

Tetradic#82AB31, #31AB97, #5A31AB

Tints, shades & saturation

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

Lighter +40%#ECBCC4

Lighter +30%#E095A1

Lighter +20%#D56D7E

Lighter +10%#CA455B

Darker −10%#832635

Darker −20%#5C1A25

Darker −30%#340F15

Darker −40%#0C0405

More saturated +25%#C61533

Less saturated −25%#904D57

Channel breakdown

R171

G49

B69

Red171 (67.1%)

Green49 (19.2%)

Blue69 (27.1%)

Hue350.16°

Saturation (HSL)55.45%

Lightness43.14%

Dominant channelRed

Hex per channelR AB · G 31 · B 45

Keep nerding

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

#AB3145

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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