Recognised as Colour
#BBAB63
- #BBAB63
- Yellow
- Dark
- Nearest: Dark khaki
#BBAB63 is a yellow with RGB values 187, 171, 99 and HSL 49°, 39%, 56%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Dark khaki.
Colour values
#BBAB63#BBAB63
HEX#BBAB63
RGBrgb(187, 171, 99)
RGB (0–1)0.7333, 0.6706, 0.3882
RGB percentages73.3%, 67.1%, 38.8%
HSLhsl(49.1, 39.3%, 56.1%)
HSV / HSBhsv(49.1, 47.1%, 73.3%)
CMYK0%, 8.6%, 47.1%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,299,107
CSS custom property--colour: #BBAB63;
Brightness & contrast
Relative luminance0.40591WCAG 2.x, 0 is black and 1 is white
Perceived brightness169.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.12:1
Contrast with white2.3:1WCAG normal text: Fail
Contrast with black9.12:1WCAG normal text: AAA
Greyscale equivalent#A9A9A9
Inverted#44549C
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.3:1WCAG large text: Fail
Contrast with black, large text9.12:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#6373BB
Analogous#BB7F63, #9FBB63
Triadic#63BBAB, #AB63BB
Split complementary#639FBB, #7F63BB
Tetradic#63BB7F, #6373BB, #BB639F
Tints, shades & saturation
Channel breakdown
R187
G171
B99
Red187 (73.3%)
Green171 (67.1%)
Blue99 (38.8%)
Hue49.09°
Saturation (HSL)39.29%
Lightness56.08%
Dominant channelRed
Hex per channelR BB · G AB · B 63
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Also reads as
BBaB63 (chemical formula)
- Formula
- 829.17 g/mol
- 65 atoms
BBaB63 has a molar mass of 829.17 g/mol, made up of 65 atoms across 2 elements: 64 × B, 1 × Ba.
Molar mass
Molar mass829.17 g/mol
Total atoms per molecule65
Distinct elements2
Mass of one molecule1.3768692 × 10^-21 g
Molecules per gram7.2628541 × 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
B83.4%
Ba16.6%
Boron (B × 64)691.84 g/mol, 83.438%
Barium (Ba)137.33 g/mol, 16.562%
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