Colour

#CB0050

#CB0050
Red
Dark
Nearest: Crimson

#CB0050 is a red with RGB values 203, 0, 80 and HSL 336°, 100%, 40%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#CB0050#CB0050

HEX#CB0050

RGBrgb(203, 0, 80)

RGB (0–1)0.7961, 0, 0.3137

RGB percentages79.6%, 0%, 31.4%

HSLhsl(336.4, 100%, 39.8%)

HSV / HSBhsv(336.4, 100%, 79.6%)

CMYK0%, 100%, 60.6%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,303,888

CSS custom property--colour: #CB0050;

Brightness & contrast

Relative luminance0.13276WCAG 2.x, 0 is black and 1 is white

Perceived brightness114.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.75:1

Contrast with white5.75:1WCAG normal text: AA

Contrast with black3.66:1WCAG normal text: Fail

Greyscale equivalent#313131

Inverted#34FFAF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4D4E51no red cones; affects about 1% of men; ΔE 72.4 from the original

Deuteranopia#7C734Bno green cones; the most common form, about 1% of men; ΔE 73.3 from the original

Tritanopia#DF002Eno blue cones; rare, and affects men and women equally; ΔE 26.5 from the original

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

Contrast with white, large text5.75:1WCAG large text: AAA

Contrast with black, large text3.66:1WCAG large text: AA

Named colours

Crimson · ΔE 18.4 Brown · ΔE 25.7 Firebrick · ΔE 26.3 Indian red · ΔE 27.8 Deep pink · ΔE 28.9 Medium violet red · ΔE 30.9

Nearest named CSS colourCrimson (#DC143C)ΔE 18.4, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00CB7B

Analogous#CB00B6, #CB1600

Triadic#50CB00, #0050CB

Split complementary#00CB16, #00B6CB

Tetradic#B6CB00, #00CB7B, #1500CB

Tints, shades & saturation

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

Lighter +40%#FF98C1

Lighter +30%#FF65A2

Lighter +20%#FF3283

Lighter +10%#FE0064

Darker −10%#98003C

Darker −20%#650028

Darker −30%#320014

Darker −40%#000000

More saturated +25%#CB0050

Less saturated −25%#B21955

Channel breakdown

R203

B80

Red203 (79.6%)

Green0 (0%)

Blue80 (31.4%)

Hue336.35°

Saturation (HSL)100%

Lightness39.8%

Dominant channelRed

Hex per channelR CB · G 00 · B 50

Keep nerding

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

#CB0050

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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