Recognised as Colour
#BB5013
- #BB5013
- Orange
- Dark
- Nearest: Chocolate
#BB5013 is a orange with RGB values 187, 80, 19 and HSL 22°, 82%, 40%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Chocolate.
Colour values
#BB5013#BB5013
HEX#BB5013
RGBrgb(187, 80, 19)
RGB (0–1)0.7333, 0.3137, 0.0745
RGB percentages73.3%, 31.4%, 7.5%
HSLhsl(21.8, 81.6%, 40.4%)
HSV / HSBhsv(21.8, 89.8%, 73.3%)
CMYK0%, 57.2%, 89.8%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,275,731
CSS custom property--colour: #BB5013;
Brightness & contrast
Relative luminance0.16349WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.92:1
Contrast with white4.92:1WCAG normal text: AA
Contrast with black4.27:1WCAG normal text: Fail
Greyscale equivalent#626262
Inverted#44AFEC
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.92:1WCAG large text: AAA
Contrast with black, large text4.27:1WCAG large text: AA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#137EBB
Analogous#BB132A, #BBA413
Triadic#13BB50, #5013BB
Split complementary#13BBA4, #132ABB
Tetradic#2ABB13, #137EBB, #A413BB
Tints, shades & saturation
Channel breakdown
R187
G80
B19
Red187 (73.3%)
Green80 (31.4%)
Blue19 (7.5%)
Hue21.79°
Saturation (HSL)81.55%
Lightness40.39%
Dominant channelRed
Hex per channelR BB · G 50 · B 13
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Also reads as
BB5013 (chemical formula)
- Formula
- 54,201.34 g/mol
- 5014 atoms
BB5013 has a molar mass of 54,201.34 g/mol, made up of 5014 atoms across 1 element: 5014 × B.
Molar mass
Molar mass54,201.34 g/mol
Total atoms per molecule5014
Distinct elements1
Mass of one molecule9.0003443 × 10^-20 g
Molecules per gram1.1110686 × 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
B100%
Boron (B × 5014)54,201.34 g/mol, 100%
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