Recognised as Colour
#C58F31
- #C58F31
- Orange
- Dark
- Nearest: Dark goldenrod
#C58F31 is a orange with RGB values 197, 143, 49 and HSL 38°, 60%, 48%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Dark goldenrod.
Colour values
#C58F31#C58F31
HEX#C58F31
RGBrgb(197, 143, 49)
RGB (0–1)0.7725, 0.5608, 0.1922
RGB percentages77.3%, 56.1%, 19.2%
HSLhsl(38.1, 60.2%, 48.2%)
HSV / HSBhsv(38.1, 75.1%, 77.3%)
CMYK0%, 27.4%, 75.1%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,947,249
CSS custom property--colour: #C58F31;
Brightness & contrast
Relative luminance0.31737WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.35:1
Contrast with white2.86:1WCAG normal text: Fail
Contrast with black7.35:1WCAG normal text: AAA
Greyscale equivalent#949494
Inverted#3A70CE
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.86:1WCAG large text: Fail
Contrast with black, large text7.35:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3167C5
Analogous#C54531, #B1C531
Triadic#31C58F, #8F31C5
Split complementary#31B1C5, #4531C5
Tetradic#31C545, #3167C5, #C531B1
Tints, shades & saturation
Channel breakdown
R197
G143
B49
Red197 (77.3%)
Green143 (56.1%)
Blue49 (19.2%)
Hue38.11°
Saturation (HSL)60.16%
Lightness48.24%
Dominant channelRed
Hex per channelR C5 · G 8F · B 31
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Harmonies
Similar named colours
Also reads as
C58F31 (chemical formula)
- Formula
- 1,285.576 g/mol
- 89 atoms
C58F31 has a molar mass of 1,285.576 g/mol, made up of 89 atoms across 2 elements: 58 × C, 31 × F.
Molar mass
Molar mass1,285.576 g/mol
Total atoms per molecule89
Distinct elements2
Mass of one molecule2.1347492 × 10^-21 g
Molecules per gram4.6843911 × 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
C54.2%
F45.8%
Carbon (C × 58)696.638 g/mol, 54.189%
Fluorine (F × 31)588.938 g/mol, 45.811%
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