Recognised as Colour
#C5B613
- #C5B613
- Yellow
- Dark
- Nearest: Goldenrod
#C5B613 is a yellow with RGB values 197, 182, 19 and HSL 55°, 82%, 42%. It is a dark colour, so black text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.
Colour values
#C5B613#C5B613
HEX#C5B613
RGBrgb(197, 182, 19)
RGB (0–1)0.7725, 0.7137, 0.0745
RGB percentages77.3%, 71.4%, 7.5%
HSLhsl(54.9, 82.4%, 42.4%)
HSV / HSBhsv(54.9, 90.4%, 77.3%)
CMYK0%, 7.6%, 90.4%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,957,203
CSS custom property--colour: #C5B613;
Brightness & contrast
Relative luminance0.45373WCAG 2.x, 0 is black and 1 is white
Perceived brightness176.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.07:1
Contrast with white2.08:1WCAG normal text: Fail
Contrast with black10.07:1WCAG normal text: AAA
Greyscale equivalent#ADADAD
Inverted#3A49EC
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.08:1WCAG large text: Fail
Contrast with black, large text10.07:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#1322C5
Analogous#C55D13, #7BC513
Triadic#13C5B6, #B613C5
Split complementary#137BC5, #5D13C5
Tetradic#13C55D, #1322C5, #C5137B
Tints, shades & saturation
Channel breakdown
R197
G182
B19
Red197 (77.3%)
Green182 (71.4%)
Blue19 (7.5%)
Hue54.94°
Saturation (HSL)82.41%
Lightness42.35%
Dominant channelRed
Hex per channelR C5 · G B6 · B 13
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Also reads as
C5B613 (chemical formula)
- Formula
- 6,686.585 g/mol
- 618 atoms
C5B613 has a molar mass of 6,686.585 g/mol, made up of 618 atoms across 2 elements: 5 × C, 613 × B.
Molar mass
Molar mass6,686.585 g/mol
Total atoms per molecule618
Distinct elements2
Mass of one molecule1.1103336 × 10^-20 g
Molecules per gram9.0063026 × 10^19
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
C0.9%
B99.1%
Carbon (C × 5)60.055 g/mol, 0.898%
Boron (B × 613)6,626.53 g/mol, 99.102%
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