Recognised as Colour

#C1B7C8

#C1B7C8
Violet
Dark
Nearest: Thistle

#C1B7C8 is a violet with RGB values 193, 183, 200 and HSL 275°, 13%, 75%. It is a dark colour, so black text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Thistle.

Colour values

#C1B7C8#C1B7C8

HEX#C1B7C8

RGBrgb(193, 183, 200)

RGB (0–1)0.7569, 0.7176, 0.7843

RGB percentages75.7%, 71.8%, 78.4%

HSLhsl(275.3, 13.4%, 75.1%)

HSV / HSBhsv(275.3, 8.5%, 78.4%)

CMYK3.5%, 8.5%, 0%, 21.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,695,496

CSS custom property--colour: #C1B7C8;

Brightness & contrast

Relative luminance0.49375WCAG 2.x, 0 is black and 1 is white

Perceived brightness188 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 10.87:1

Contrast with white1.93:1WCAG normal text: Fail

Contrast with black10.87:1WCAG normal text: AAA

Greyscale equivalent#BABABA

Inverted#3E4837

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#B5BAC9no red cones; affects about 1% of men; ΔE 5.5 from the original

Deuteranopia#B7BBC7no green cones; the most common form, about 1% of men; ΔE 5.8 from the original

Tritanopia#C0B9BCno blue cones; rare, and affects men and women equally; ΔE 7.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.93:1WCAG large text: Fail

Contrast with black, large text10.87:1WCAG large text: AAA

Named colours

Thistle · ΔE 8.1 Silver · ΔE 10.1 Light steelblue · ΔE 11.6 Dark grey · ΔE 11.8 Light grey · ΔE 13.3 Gainsboro · ΔE 15.6

Nearest named CSS colourThistle (#D8BFD8)ΔE 8.11, clearly different but related

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#BEC8B7

Analogous#B9B7C8, #C8B7C7

Triadic#C8C1B7, #B7C8C1

Split complementary#C7C8B7, #B7C8B9

Tetradic#C8B9B7, #BEC8B7, #B7C7C8

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#F3F1F4

Lighter +10%#DAD4DE

Darker −10%#A89AB2

Darker −20%#8F7D9C

Darker −30%#766482

Darker −40%#5C4E65

More saturated +25%#C4A7D8

Less saturated −25%#C0C0C0

Channel breakdown

R193

G183

B200

Red193 (75.7%)

Green183 (71.8%)

Blue200 (78.4%)

Hue275.29°

Saturation (HSL)13.39%

Lightness75.1%

Dominant channelBlue

Hex per channelR C1 · G B7 · B C8

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C1B7C8 (chemical formula)

Formula
183.769 g/mol
16 atoms

C1B7C8 has a molar mass of 183.769 g/mol, made up of 16 atoms across 2 elements: 9 × C, 7 × B.

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Molar mass

Molar mass183.769 g/mol

Total atoms per molecule16

Distinct elements2

Mass of one molecule3.051556 × 10^-22 g

Molecules per gram3.2770167 × 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

C58.8%

B41.2%

Carbon (C × 9)108.099 g/mol, 58.823%

Boron (B × 7)75.67 g/mol, 41.177%

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Elements in this formula

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