Recognised as Colour
#B3BBCB
- #B3BBCB
- Blue
- Dark
- Nearest: Light steelblue
#B3BBCB is a blue with RGB values 179, 187, 203 and HSL 220°, 19%, 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 Light steelblue.
Colour values
#B3BBCB#B3BBCB
HEX#B3BBCB
RGBrgb(179, 187, 203)
RGB (0–1)0.702, 0.7333, 0.7961
RGB percentages70.2%, 73.3%, 79.6%
HSLhsl(220, 18.8%, 74.9%)
HSV / HSBhsv(220, 11.8%, 79.6%)
CMYK11.8%, 7.9%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,779,019
CSS custom property--colour: #B3BBCB;
Brightness & contrast
Relative luminance0.49436WCAG 2.x, 0 is black and 1 is white
Perceived brightness186.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.89:1
Contrast with white1.93:1WCAG normal text: Fail
Contrast with black10.89:1WCAG normal text: AAA
Greyscale equivalent#BABABA
Inverted#4C4434
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 text10.89:1WCAG large text: AAA
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#CBC3B3
Analogous#B3C7CB, #B7B3CB
Triadic#CBB3BB, #BBCBB3
Split complementary#CBB7B3, #C7CBB3
Tetradic#CBB3C7, #CBC3B3, #B3CBB7
Tints, shades & saturation
Channel breakdown
R179
G187
B203
Red179 (70.2%)
Green187 (73.3%)
Blue203 (79.6%)
Hue220°
Saturation (HSL)18.75%
Lightness74.9%
Dominant channelBlue
Hex per channelR B3 · G BB · B CB
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Harmonies
Similar named colours
Also reads as
B3BBCB (chemical formula)
- Formula
- 76.871 g/mol
- 7 atoms
B3BBCB has a molar mass of 76.871 g/mol, made up of 7 atoms across 2 elements: 6 × B, 1 × C.
Molar mass
Molar mass76.871 g/mol
Total atoms per molecule7
Distinct elements2
Mass of one molecule1.276473 × 10^-22 g
Molecules per gram7.8340867 × 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
B84.4%
C15.6%
Boron (B × 6)64.86 g/mol, 84.375%
Carbon (C)12.011 g/mol, 15.625%
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