Recognised as Colour
#C7B5B1
- #C7B5B1
- Red
- Dark
- Nearest: Silver
#C7B5B1 is a red with RGB values 199, 181, 177 and HSL 11°, 16%, 74%. It is a dark colour, so black text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Silver.
Colour values
#C7B5B1#C7B5B1
HEX#C7B5B1
RGBrgb(199, 181, 177)
RGB (0–1)0.7804, 0.7098, 0.6941
RGB percentages78%, 71%, 69.4%
HSLhsl(10.9, 16.4%, 73.7%)
HSV / HSBhsv(10.9, 11.1%, 78%)
CMYK0%, 9%, 11.1%, 22%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,088,177
CSS custom property--colour: #C7B5B1;
Brightness & contrast
Relative luminance0.48364WCAG 2.x, 0 is black and 1 is white
Perceived brightness186.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.67:1
Contrast with white1.97:1WCAG normal text: Fail
Contrast with black10.67:1WCAG normal text: AAA
Greyscale equivalent#B9B9B9
Inverted#384A4E
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.97:1WCAG large text: Fail
Contrast with black, large text10.67:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B1C3C7
Analogous#C7B1B8, #C7C0B1
Triadic#B1C7B5, #B5B1C7
Split complementary#B1C7C0, #B1B8C7
Tetradic#B8C7B1, #B1C3C7, #C0B1C7
Tints, shades & saturation
Channel breakdown
R199
G181
B177
Red199 (78%)
Green181 (71%)
Blue177 (69.4%)
Hue10.91°
Saturation (HSL)16.42%
Lightness73.73%
Dominant channelRed
Hex per channelR C7 · G B5 · B B1
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Also reads as
C7B5B1 (chemical formula)
- Formula
- 148.937 g/mol
- 13 atoms
C7B5B1 has a molar mass of 148.937 g/mol, made up of 13 atoms across 2 elements: 7 × C, 6 × B.
Molar mass
Molar mass148.937 g/mol
Total atoms per molecule13
Distinct elements2
Mass of one molecule2.4731571 × 10^-22 g
Molecules per gram4.0434148 × 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
C56.5%
B43.5%
Carbon (C × 7)84.077 g/mol, 56.451%
Boron (B × 6)64.86 g/mol, 43.549%
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