Recognised as Colour
#CCB531
- #CCB531
- Yellow
- Dark
- Nearest: Goldenrod
#CCB531 is a yellow with RGB values 204, 181, 49 and HSL 51°, 61%, 50%. It is a dark colour, so black text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.
Colour values
#CCB531#CCB531
HEX#CCB531
RGBrgb(204, 181, 49)
RGB (0–1)0.8, 0.7098, 0.1922
RGB percentages80%, 71%, 19.2%
HSLhsl(51.1, 61.3%, 49.6%)
HSV / HSBhsv(51.1, 76%, 80%)
CMYK0%, 11.3%, 76%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,415,729
CSS custom property--colour: #CCB531;
Brightness & contrast
Relative luminance0.46107WCAG 2.x, 0 is black and 1 is white
Perceived brightness178.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.22:1
Contrast with white2.05:1WCAG normal text: Fail
Contrast with black10.22:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#334ACE
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.05:1WCAG large text: Fail
Contrast with black, large text10.22:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3148CC
Analogous#CC6831, #95CC31
Triadic#31CCB5, #B531CC
Split complementary#3195CC, #6831CC
Tetradic#31CC68, #3148CC, #CC3195
Tints, shades & saturation
Channel breakdown
R204
G181
B49
Red204 (80%)
Green181 (71%)
Blue49 (19.2%)
Hue51.1°
Saturation (HSL)61.26%
Lightness49.61%
Dominant channelRed
Hex per channelR CC · G B5 · B 31
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Also reads as
CCB531 (chemical formula)
- Formula
- 5,764.132 g/mol
- 533 atoms
CCB531 has a molar mass of 5,764.132 g/mol, made up of 533 atoms across 2 elements: 2 × C, 531 × B.
Molar mass
Molar mass5,764.132 g/mol
Total atoms per molecule533
Distinct elements2
Mass of one molecule9.5715664 × 10^-21 g
Molecules per gram1.0447611 × 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
C0.4%
B99.6%
Carbon (C × 2)24.022 g/mol, 0.417%
Boron (B × 531)5,740.11 g/mol, 99.583%
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