Colour

#B50045

#B50045
Red
Dark
Nearest: Brown

#B50045 is a red with RGB values 181, 0, 69 and HSL 337°, 100%, 35%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#B50045#B50045

HEX#B50045

RGBrgb(181, 0, 69)

RGB (0–1)0.7098, 0, 0.2706

RGB percentages71%, 0%, 27.1%

HSLhsl(337.1, 100%, 35.5%)

HSV / HSBhsv(337.1, 100%, 71%)

CMYK0%, 100%, 61.9%, 29%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,862,085

CSS custom property--colour: #B50045;

Brightness & contrast

Relative luminance0.10253WCAG 2.x, 0 is black and 1 is white

Perceived brightness101.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.88:1

Contrast with white6.88:1WCAG normal text: AA

Contrast with black3.05:1WCAG normal text: Fail

Greyscale equivalent#2B2B2B

Inverted#4AFFBA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#444546no red cones; affects about 1% of men; ΔE 66.8 from the original

Deuteranopia#6E6641no green cones; the most common form, about 1% of men; ΔE 67.3 from the original

Tritanopia#C70027no blue cones; rare, and affects men and women equally; ΔE 24 from the original

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

Contrast with white, large text6.88:1WCAG large text: AAA

Contrast with black, large text3.05:1WCAG large text: AA

Named colours

Brown · ΔE 21 Crimson · ΔE 21.5 Firebrick · ΔE 23.8 Indian red · ΔE 25.3 Maroon · ΔE 30.6 Dark red · ΔE 30.8

Nearest named CSS colourBrown (#A52A2A)ΔE 20.95, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00B570

Analogous#B5009F, #B51500

Triadic#45B500, #0045B5

Split complementary#00B515, #009FB5

Tetradic#A0B500, #00B570, #1600B5

Tints, shades & saturation

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

Lighter +40%#FF82B2

Lighter +30%#FF4F92

Lighter +20%#FF1C73

Lighter +10%#E80058

Darker −10%#820032

Darker −20%#4F001E

Darker −30%#1C000B

Darker −40%#000000

More saturated +25%#B50045

Less saturated −25%#9E174A

Channel breakdown

R181

B69

Red181 (71%)

Green0 (0%)

Blue69 (27.1%)

Hue337.13°

Saturation (HSL)100%

Lightness35.49%

Dominant channelRed

Hex per channelR B5 · G 00 · B 45

Keep nerding

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

#B50045

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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