Colour

#BB0440

#BB0440
Red
Dark
Nearest: Crimson

#BB0440 is a red with RGB values 187, 4, 64 and HSL 340°, 96%, 37%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#BB0440#BB0440

HEX#BB0440

RGBrgb(187, 4, 64)

RGB (0–1)0.7333, 0.0157, 0.251

RGB percentages73.3%, 1.6%, 25.1%

HSLhsl(340.3, 95.8%, 37.5%)

HSV / HSBhsv(340.3, 97.9%, 73.3%)

CMYK0%, 97.9%, 65.8%, 26.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,256,320

CSS custom property--colour: #BB0440;

Brightness & contrast

Relative luminance0.11022WCAG 2.x, 0 is black and 1 is white

Perceived brightness104.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.55:1

Contrast with white6.55:1WCAG normal text: AA

Contrast with black3.2:1WCAG normal text: Fail

Greyscale equivalent#2F2F2F

Inverted#44FBBF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#494740no red cones; affects about 1% of men; ΔE 67.9 from the original

Deuteranopia#73693Bno green cones; the most common form, about 1% of men; ΔE 68.2 from the original

Tritanopia#CE0025no blue cones; rare, and affects men and women equally; ΔE 22.1 from the original

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

Contrast with white, large text6.55:1WCAG large text: AAA

Contrast with black, large text3.2:1WCAG large text: AA

Named colours

Crimson · ΔE 16.3 Brown · ΔE 18.2 Firebrick · ΔE 19.3 Indian red · ΔE 24.3 Dark red · ΔE 27.5 Maroon · ΔE 28.1

Nearest named CSS colourCrimson (#DC143C)ΔE 16.32, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#04BB7F

Analogous#BB049C, #BB2304

Triadic#40BB04, #0440BB

Split complementary#04BB23, #049CBB

Tetradic#9CBB04, #04BB7F, #2304BB

Tints, shades & saturation

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

Lighter +40%#FD8EB3

Lighter +30%#FC5C91

Lighter +20%#FA2B6F

Lighter +10%#ED0551

Darker −10%#89032F

Darker −20%#57021E

Darker −30%#25010D

Darker −40%#000000

More saturated +25%#BF003F

Less saturated −25%#A31C48

Channel breakdown

R187

B64

Red187 (73.3%)

Green4 (1.6%)

Blue64 (25.1%)

Hue340.33°

Saturation (HSL)95.81%

Lightness37.45%

Dominant channelRed

Hex per channelR BB · G 04 · B 40

Keep nerding

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

#BB0440

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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