Colour

#BF0030

#BF0030
Red
Dark
Nearest: Crimson

#BF0030 is a red with RGB values 191, 0, 48 and HSL 345°, 100%, 37%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#BF0030#BF0030

HEX#BF0030

RGBrgb(191, 0, 48)

RGB (0–1)0.749, 0, 0.1882

RGB percentages74.9%, 0%, 18.8%

HSLhsl(344.9, 100%, 37.5%)

HSV / HSBhsv(344.9, 100%, 74.9%)

CMYK0%, 100%, 74.9%, 25.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,517,424

CSS custom property--colour: #BF0030;

Brightness & contrast

Relative luminance0.1129WCAG 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#2C2C2C

Inverted#40FFCF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4D4730no red cones; affects about 1% of men; ΔE 69.7 from the original

Deuteranopia#776B29no green cones; the most common form, about 1% of men; ΔE 69.8 from the original

Tritanopia#D3001Cno blue cones; rare, and affects men and women equally; ΔE 17.7 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

Crimson · ΔE 9.2 Firebrick · ΔE 11.5 Brown · ΔE 15.9 Dark red · ΔE 21.3 Maroon · ΔE 23.7 Indian red · ΔE 26.2

Nearest named CSS colourCrimson (#DC143C)ΔE 9.19, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00BF8F

Analogous#BF008F, #BF3000

Triadic#30BF00, #0030BF

Split complementary#00BF30, #008FBF

Tetradic#8FBF00, #00BF8F, #3000BF

Tints, shades & saturation

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

Lighter +40%#FF8CA9

Lighter +30%#FF5983

Lighter +20%#FF265D

Lighter +10%#F2003D

Darker −10%#8C0023

Darker −20%#590016

Darker −30%#26000A

Darker −40%#000000

More saturated +25%#BF0030

Less saturated −25%#A7183C

Channel breakdown

R191

B48

Red191 (74.9%)

Green0 (0%)

Blue48 (18.8%)

Hue344.92°

Saturation (HSL)100%

Lightness37.45%

Dominant channelRed

Hex per channelR BF · G 00 · B 30

Keep nerding

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#BF0030

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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