Recognised as Colour
#C3B5B5
- #C3B5B5
- Red
- Dark
- Nearest: Silver
#C3B5B5 is a red with RGB values 195, 181, 181 and HSL 0°, 10%, 74%. It is a dark colour, so black text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Silver.
Colour values
#C3B5B5#C3B5B5
HEX#C3B5B5
RGBrgb(195, 181, 181)
RGB (0–1)0.7647, 0.7098, 0.7098
RGB percentages76.5%, 71%, 71%
HSLhsl(0, 10.4%, 73.7%)
HSV / HSBhsv(0, 7.2%, 76.5%)
CMYK0%, 7.2%, 7.2%, 23.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,826,037
CSS custom property--colour: #C3B5B5;
Brightness & contrast
Relative luminance0.47986WCAG 2.x, 0 is black and 1 is white
Perceived brightness185.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.6:1
Contrast with white1.98:1WCAG normal text: Fail
Contrast with black10.6:1WCAG normal text: AAA
Greyscale equivalent#B8B8B8
Inverted#3C4A4A
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.98:1WCAG large text: Fail
Contrast with black, large text10.6:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B5C3C3
Analogous#C3B5BC, #C3BCB5
Triadic#B5C3B5, #B5B5C3
Split complementary#B5C3BC, #B5BCC3
Tetradic#BCC3B5, #B5C3C3, #BCB5C3
Tints, shades & saturation
Channel breakdown
R195
G181
B181
Red195 (76.5%)
Green181 (71%)
Blue181 (71%)
Hue0°
Saturation (HSL)10.45%
Lightness73.73%
Dominant channelRed
Hex per channelR C3 · G B5 · B B5
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Also reads as
C3B5B5 (chemical formula)
- Formula
- 144.133 g/mol
- 13 atoms
C3B5B5 has a molar mass of 144.133 g/mol, made up of 13 atoms across 2 elements: 3 × C, 10 × B.
Molar mass
Molar mass144.133 g/mol
Total atoms per molecule13
Distinct elements2
Mass of one molecule2.3933848 × 10^-22 g
Molecules per gram4.1781832 × 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
C25%
B75%
Carbon (C × 3)36.033 g/mol, 25%
Boron (B × 10)108.1 g/mol, 75%
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