Colour

#AB0047

#AB0047
Red
Dark
Nearest: Brown

#AB0047 is a red with RGB values 171, 0, 71 and HSL 335°, 100%, 34%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#AB0047#AB0047

HEX#AB0047

RGBrgb(171, 0, 71)

RGB (0–1)0.6706, 0, 0.2784

RGB percentages67.1%, 0%, 27.8%

HSLhsl(335.1, 100%, 33.5%)

HSV / HSBhsv(335.1, 100%, 67.1%)

CMYK0%, 100%, 58.5%, 32.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,206,727

CSS custom property--colour: #AB0047;

Brightness & contrast

Relative luminance0.09113WCAG 2.x, 0 is black and 1 is white

Perceived brightness96.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.44:1

Contrast with white7.44:1WCAG normal text: AAA

Contrast with black2.82:1WCAG normal text: Fail

Greyscale equivalent#292929

Inverted#54FFB8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3F4148no red cones; affects about 1% of men; ΔE 63.4 from the original

Deuteranopia#676043no green cones; the most common form, about 1% of men; ΔE 64.4 from the original

Tritanopia#BC0028no blue cones; rare, and affects men and women equally; ΔE 24.6 from the original

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

Contrast with white, large text7.44:1WCAG large text: AAA

Contrast with black, large text2.82:1WCAG large text: Fail

Named colours

Brown · ΔE 23.2 Indian red · ΔE 26.7 Crimson · ΔE 26.9 Firebrick · ΔE 27.7 Medium violet red · ΔE 28.8 Pale violetred · ΔE 31.1

Nearest named CSS colourBrown (#A52A2A)ΔE 23.21, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00AB64

Analogous#AB009D, #AB0E00

Triadic#47AB00, #0047AB

Split complementary#00AB0E, #009DAB

Tetradic#9DAB00, #00AB64, #0E00AB

Tints, shades & saturation

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

Lighter +40%#FF78B0

Lighter +30%#FF4592

Lighter +20%#FF1274

Lighter +10%#DE005C

Darker −10%#780032

Darker −20%#45001D

Darker −30%#120007

Darker −40%#000000

More saturated +25%#AB0047

Less saturated −25%#96154B

Channel breakdown

R171

B71

Red171 (67.1%)

Green0 (0%)

Blue71 (27.8%)

Hue335.09°

Saturation (HSL)100%

Lightness33.53%

Dominant channelRed

Hex per channelR AB · G 00 · B 47

Keep nerding

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

#AB0047

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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