Recognised as Colour
#B99CA4
- #B99CA4
- Red
- Dark
- Nearest: Rosy brown
#B99CA4 is a red with RGB values 185, 156, 164 and HSL 343°, 17%, 67%. It is a dark colour, so black text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Rosy brown.
Colour values
#B99CA4#B99CA4
HEX#B99CA4
RGBrgb(185, 156, 164)
RGB (0–1)0.7255, 0.6118, 0.6431
RGB percentages72.5%, 61.2%, 64.3%
HSLhsl(343.4, 17.2%, 66.9%)
HSV / HSBhsv(343.4, 15.7%, 72.5%)
CMYK0%, 15.7%, 11.4%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,164,260
CSS custom property--colour: #B99CA4;
Brightness & contrast
Relative luminance0.36772WCAG 2.x, 0 is black and 1 is white
Perceived brightness166.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.35:1
Contrast with white2.51:1WCAG normal text: Fail
Contrast with black8.35:1WCAG normal text: AAA
Greyscale equivalent#A3A3A3
Inverted#46635B
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.51:1WCAG large text: Fail
Contrast with black, large text8.35:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#9CB9B1
Analogous#B99CB3, #B9A39C
Triadic#A4B99C, #9CA4B9
Split complementary#9CB9A3, #9CB3B9
Tetradic#B3B99C, #9CB9B1, #A39CB9
Tints, shades & saturation
Channel breakdown
R185
G156
B164
Red185 (72.5%)
Green156 (61.2%)
Blue164 (64.3%)
Hue343.45°
Saturation (HSL)17.16%
Lightness66.86%
Dominant channelRed
Hex per channelR B9 · G 9C · B A4
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Also reads as
B99Ca4 (chemical formula)
- Formula
- 1,230.502 g/mol
- 103 atoms
B99Ca4 has a molar mass of 1,230.502 g/mol, made up of 103 atoms across 2 elements: 99 × B, 4 × Ca.
Molar mass
Molar mass1,230.502 g/mol
Total atoms per molecule103
Distinct elements2
Mass of one molecule2.0432966 × 10^-21 g
Molecules per gram4.894052 × 10^20
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
B87%
Ca13%
Boron (B × 99)1,070.19 g/mol, 86.972%
Calcium (Ca × 4)160.312 g/mol, 13.028%
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