Recognised as Colour
#B27B83
- #B27B83
- Red
- Dark
- Nearest: Rosy brown
#B27B83 is a red with RGB values 178, 123, 131 and HSL 351°, 26%, 59%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Rosy brown.
Colour values
#B27B83#B27B83
HEX#B27B83
RGBrgb(178, 123, 131)
RGB (0–1)0.698, 0.4824, 0.5137
RGB percentages69.8%, 48.2%, 51.4%
HSLhsl(351.3, 26.3%, 59%)
HSV / HSBhsv(351.3, 30.9%, 69.8%)
CMYK0%, 30.9%, 26.4%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,697,027
CSS custom property--colour: #B27B83;
Brightness & contrast
Relative luminance0.2527WCAG 2.x, 0 is black and 1 is white
Perceived brightness142.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.05:1
Contrast with white3.47:1WCAG normal text: Fail
Contrast with black6.05:1WCAG normal text: AA
Greyscale equivalent#878787
Inverted#4D847C
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.47:1WCAG large text: AA
Contrast with black, large text6.05:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#7BB2AA
Analogous#B27B9F, #B28F7B
Triadic#83B27B, #7B83B2
Split complementary#7BB28F, #7B9FB2
Tetradic#9EB27B, #7BB2AA, #8F7BB2
Tints, shades & saturation
Channel breakdown
R178
G123
B131
Red178 (69.8%)
Green123 (48.2%)
Blue131 (51.4%)
Hue351.27°
Saturation (HSL)26.32%
Lightness59.02%
Dominant channelRed
Hex per channelR B2 · G 7B · B 83
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Harmonies
Similar named colours
Also reads as
B27B83 (chemical formula)
- Formula
- 1,189.1 g/mol
- 110 atoms
B27B83 has a molar mass of 1,189.1 g/mol, made up of 110 atoms across 1 element: 110 × B.
Molar mass
Molar mass1,189.1 g/mol
Total atoms per molecule110
Distinct elements1
Mass of one molecule1.974547 × 10^-21 g
Molecules per gram5.0644527 × 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
B100%
Boron (B × 110)1,189.1 g/mol, 100%
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Elements in this formula
Nerdulate something else
Nothing in mind? Surprise me · today’s page