Recognised as Colour
#CBB6B5
- #CBB6B5
- Red
- Dark
- Nearest: Silver
#CBB6B5 is a red with RGB values 203, 182, 181 and HSL 3°, 17%, 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 Silver.
Colour values
#CBB6B5#CBB6B5
HEX#CBB6B5
RGBrgb(203, 182, 181)
RGB (0–1)0.7961, 0.7137, 0.7098
RGB percentages79.6%, 71.4%, 71%
HSLhsl(2.7, 17.5%, 75.3%)
HSV / HSBhsv(2.7, 10.8%, 79.6%)
CMYK0%, 10.3%, 10.8%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,350,581
CSS custom property--colour: #CBB6B5;
Brightness & contrast
Relative luminance0.49489WCAG 2.x, 0 is black and 1 is white
Perceived brightness188.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.9:1
Contrast with white1.93:1WCAG normal text: Fail
Contrast with black10.9:1WCAG normal text: AAA
Greyscale equivalent#BABABA
Inverted#34494A
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.93:1WCAG large text: Fail
Contrast with black, large text10.9:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B5CACB
Analogous#CBB5BF, #CBC1B5
Triadic#B5CBB6, #B6B5CB
Split complementary#B5CBC1, #B5BFCB
Tetradic#BFCBB5, #B5CACB, #C1B5CB
Tints, shades & saturation
Channel breakdown
R203
G182
B181
Red203 (79.6%)
Green182 (71.4%)
Blue181 (71%)
Hue2.73°
Saturation (HSL)17.46%
Lightness75.29%
Dominant channelRed
Hex per channelR CB · G B6 · B B5
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Also reads as
CBB6B5 (chemical formula)
- Formula
- 141.731 g/mol
- 13 atoms
CBB6B5 has a molar mass of 141.731 g/mol, made up of 13 atoms across 2 elements: 1 × C, 12 × B.
Molar mass
Molar mass141.731 g/mol
Total atoms per molecule13
Distinct elements2
Mass of one molecule2.3534986 × 10^-22 g
Molecules per gram4.2489933 × 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
C8.5%
B91.5%
Carbon (C)12.011 g/mol, 8.475%
Boron (B × 12)129.72 g/mol, 91.525%
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