Recognised as Colour
#BB7534
- #BB7534
- Orange
- Dark
- Nearest: Peru
#BB7534 is a orange with RGB values 187, 117, 52 and HSL 29°, 56%, 47%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Peru.
Colour values
#BB7534#BB7534
HEX#BB7534
RGBrgb(187, 117, 52)
RGB (0–1)0.7333, 0.4588, 0.2039
RGB percentages73.3%, 45.9%, 20.4%
HSLhsl(28.9, 56.5%, 46.9%)
HSV / HSBhsv(28.9, 72.2%, 73.3%)
CMYK0%, 37.4%, 72.2%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,285,236
CSS custom property--colour: #BB7534;
Brightness & contrast
Relative luminance0.23535WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.71:1
Contrast with white3.68:1WCAG normal text: Fail
Contrast with black5.71:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#448ACB
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.68:1WCAG large text: AA
Contrast with black, large text5.71:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#347ABB
Analogous#BB3436, #BBB934
Triadic#34BB75, #7534BB
Split complementary#34BBB9, #3436BB
Tetradic#36BB34, #347ABB, #B934BB
Tints, shades & saturation
Channel breakdown
R187
G117
B52
Red187 (73.3%)
Green117 (45.9%)
Blue52 (20.4%)
Hue28.89°
Saturation (HSL)56.49%
Lightness46.86%
Dominant channelRed
Hex per channelR BB · G 75 · B 34
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Also reads as
BB7534 (chemical formula)
- Formula
- 81,453.35 g/mol
- 7535 atoms
BB7534 has a molar mass of 81,453.35 g/mol, made up of 7535 atoms across 1 element: 7535 × B.
Molar mass
Molar mass81,453.35 g/mol
Total atoms per molecule7535
Distinct elements1
Mass of one molecule1.3525647 × 10^-19 g
Molecules per gram7.3933617 × 10^18
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 × 7535)81,453.35 g/mol, 100%
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