Recognised as Colour
#B23600
- #B23600
- Orange
- Dark
- Nearest: Firebrick
#B23600 is a orange with RGB values 178, 54, 0 and HSL 18°, 100%, 35%. It is a dark colour, so white text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Firebrick.
Colour values
#B23600#B23600
HEX#B23600
RGBrgb(178, 54, 0)
RGB (0–1)0.698, 0.2118, 0
RGB percentages69.8%, 21.2%, 0%
HSLhsl(18.2, 100%, 34.9%)
HSV / HSBhsv(18.2, 100%, 69.8%)
CMYK0%, 69.7%, 100%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,679,232
CSS custom property--colour: #B23600;
Brightness & contrast
Relative luminance0.12103WCAG 2.x, 0 is black and 1 is white
Perceived brightness105.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.14:1
Contrast with white6.14:1WCAG normal text: AA
Contrast with black3.42:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#4DC9FF
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.14:1WCAG large text: AAA
Contrast with black, large text3.42:1WCAG large text: AA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#007CB2
Analogous#B20023, #B28F00
Triadic#00B236, #3600B2
Split complementary#00B28F, #0023B2
Tetradic#23B200, #007CB2, #8F00B2
Tints, shades & saturation
Channel breakdown
R178
G54
B0
Red178 (69.8%)
Green54 (21.2%)
Blue0 (0%)
Hue18.2°
Saturation (HSL)100%
Lightness34.9%
Dominant channelRed
Hex per channelR B2 · G 36 · B 00
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Also reads as
B23600 (chemical formula)
- Formula
- 255,116 g/mol
- 23600 atoms
B23600 has a molar mass of 255,116 g/mol, made up of 23600 atoms across 1 element: 23600 × B.
Molar mass
Molar mass255,116 g/mol
Total atoms per molecule23600
Distinct elements1
Mass of one molecule4.2363008 × 10^-19 g
Molecules per gram2.36055 × 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 × 23600)255,116 g/mol, 100%
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