Colour

#B31A66

#B31A66
Red
Dark
Nearest: Medium violet red

#B31A66 is a red with RGB values 179, 26, 102 and HSL 330°, 75%, 40%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Medium violet red.

Colour values

#B31A66#B31A66

HEX#B31A66

RGBrgb(179, 26, 102)

RGB (0–1)0.702, 0.102, 0.4

RGB percentages70.2%, 10.2%, 40%

HSLhsl(330.2, 74.6%, 40.2%)

HSV / HSBhsv(330.2, 85.5%, 70.2%)

CMYK0%, 85.5%, 43%, 29.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,737,702

CSS custom property--colour: #B31A66;

Brightness & contrast

Relative luminance0.11282WCAG 2.x, 0 is black and 1 is white

Perceived brightness105.7 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#404040

Inverted#4CE599

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#414C68no red cones; affects about 1% of men; ΔE 61.3 from the original

Deuteranopia#6A6863no green cones; the most common form, about 1% of men; ΔE 63 from the original

Tritanopia#C2003Fno blue cones; rare, and affects men and women equally; ΔE 26.8 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

Medium violet red · ΔE 15.3 Hot pink · ΔE 26.5 Pale violetred · ΔE 26.8 Deep pink · ΔE 27.4 Indian red · ΔE 33.7 Purple · ΔE 34.8

Nearest named CSS colourMedium violet red (#C71585)ΔE 15.35, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1AB367

Analogous#B31AB2, #B31A1A

Triadic#66B31A, #1A66B3

Split complementary#1AB31A, #1AB2B3

Tetradic#B3B31A, #1AB367, #1B1AB3

Tints, shades & saturation

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

Lighter +40%#F2A7CC

Lighter +30%#EC7AB3

Lighter +20%#E54E99

Lighter +10%#DF217F

Darker −10%#86144D

Darker −20%#5A0D33

Darker −30%#2D071A

Darker −40%#010000

More saturated +25%#CD0066

Less saturated −25%#993466

Channel breakdown

R179

G26

B102

Red179 (70.2%)

Green26 (10.2%)

Blue102 (40%)

Hue330.2°

Saturation (HSL)74.63%

Lightness40.2%

Dominant channelRed

Hex per channelR B3 · G 1A · B 66

Keep nerding

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

#B31A66

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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