Recognised as Colour

#CB17B8

#CB17B8
Magenta
Dark
Nearest: Medium orchid

#CB17B8 is a magenta with RGB values 203, 23, 184 and HSL 306°, 80%, 44%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Medium orchid.

Colour values

#CB17B8#CB17B8

HEX#CB17B8

RGBrgb(203, 23, 184)

RGB (0–1)0.7961, 0.0902, 0.7216

RGB percentages79.6%, 9%, 72.2%

HSLhsl(306.3, 79.6%, 44.3%)

HSV / HSBhsv(306.3, 88.7%, 79.6%)

CMYK0%, 88.7%, 9.4%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,309,880

CSS custom property--colour: #CB17B8;

Brightness & contrast

Relative luminance0.1677WCAG 2.x, 0 is black and 1 is white

Perceived brightness128.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.82:1

Contrast with white4.82:1WCAG normal text: AA

Contrast with black4.35:1WCAG normal text: Fail

Greyscale equivalent#494949

Inverted#34E847

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0662BCno red cones; affects about 1% of men; ΔE 67.7 from the original

Deuteranopia#607AB4no green cones; the most common form, about 1% of men; ΔE 71.6 from the original

Tritanopia#D5326Dno blue cones; rare, and affects men and women equally; ΔE 48.2 from the original

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

Contrast with white, large text4.82:1WCAG large text: AAA

Contrast with black, large text4.35:1WCAG large text: AA

Named colours

Medium orchid · ΔE 20.7 Dark magenta · ΔE 21.7 Dark orchid · ΔE 23.6 Purple · ΔE 26.5 Medium violet red · ΔE 26.6 Orchid · ΔE 27.6

Nearest named CSS colourMedium orchid (#BA55D3)ΔE 20.67, a distinctly different colour

Hue familymagenta

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#17CB2A

Analogous#8417CB, #CB175E

Triadic#B8CB17, #17B8CB

Split complementary#5ECB17, #17CB84

Tetradic#CB8417, #17CB2A, #175ECB

Tints, shades & saturation

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

Lighter +40%#F7B7F0

Lighter +30%#F289E7

Lighter +20%#EC5CDD

Lighter +10%#E72ED4

Darker −10%#9D128E

Darker −20%#6F0D65

Darker −30%#42073B

Darker −40%#140212

More saturated +25%#E200CA

Less saturated −25%#AF33A2

Channel breakdown

R203

G23

B184

Red203 (79.6%)

Green23 (9%)

Blue184 (72.2%)

Hue306.33°

Saturation (HSL)79.65%

Lightness44.31%

Dominant channelRed

Hex per channelR CB · G 17 · B B8

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CB17B8 (chemical formula)

Formula
282.261 g/mol
26 atoms

CB17B8 has a molar mass of 282.261 g/mol, made up of 26 atoms across 2 elements: 1 × C, 25 × B.

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Molar mass

Molar mass282.261 g/mol

Total atoms per molecule26

Distinct elements2

Mass of one molecule4.6870542 × 10^-22 g

Molecules per gram2.1335363 × 10^21

Name

NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show

Composition by mass

C4.3%

B95.7%

Carbon (C)12.011 g/mol, 4.255%

Boron (B × 25)270.25 g/mol, 95.745%

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