Recognised as Colour
#B2913F
- #B2913F
- Orange
- Dark
- Nearest: Dark goldenrod
#B2913F is a orange with RGB values 178, 145, 63 and HSL 43°, 48%, 47%. It is a dark colour, so black text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Dark goldenrod.
Colour values
#B2913F#B2913F
HEX#B2913F
RGBrgb(178, 145, 63)
RGB (0–1)0.698, 0.5686, 0.2471
RGB percentages69.8%, 56.9%, 24.7%
HSLhsl(42.8, 47.7%, 47.3%)
HSV / HSBhsv(42.8, 64.6%, 69.8%)
CMYK0%, 18.5%, 64.6%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,702,591
CSS custom property--colour: #B2913F;
Brightness & contrast
Relative luminance0.30075WCAG 2.x, 0 is black and 1 is white
Perceived brightness149.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.01:1
Contrast with white2.99:1WCAG normal text: Fail
Contrast with black7.01:1WCAG normal text: AAA
Greyscale equivalent#929292
Inverted#4D6EC0
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.99:1WCAG large text: Fail
Contrast with black, large text7.01:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3F60B2
Analogous#B2583F, #99B23F
Triadic#3FB291, #913FB2
Split complementary#3F99B2, #583FB2
Tetradic#3FB258, #3F60B2, #B23F99
Tints, shades & saturation
Channel breakdown
R178
G145
B63
Red178 (69.8%)
Green145 (56.9%)
Blue63 (24.7%)
Hue42.78°
Saturation (HSL)47.72%
Lightness47.25%
Dominant channelRed
Hex per channelR B2 · G 91 · B 3F
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Harmonies
Similar named colours
Also reads as
B2913F (chemical formula)
- Formula
- 31,508.528 g/mol
- 2914 atoms
B2913F has a molar mass of 31,508.528 g/mol, made up of 2914 atoms across 2 elements: 2913 × B, 1 × F.
Molar mass
Molar mass31,508.528 g/mol
Total atoms per molecule2914
Distinct elements2
Mass of one molecule5.2321142 × 10^-20 g
Molecules per gram1.9112733 × 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
B99.9%
F0.1%
Boron (B × 2913)31,489.53 g/mol, 99.94%
Fluorine (F)18.998 g/mol, 0.06%
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