Recognised as Colour
#B50B80
- #B50B80
- Magenta
- Dark
- Nearest: Medium violet red
#B50B80 is a magenta with RGB values 181, 11, 128 and HSL 319°, 89%, 38%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Medium violet red.
Colour values
#B50B80#B50B80
HEX#B50B80
RGBrgb(181, 11, 128)
RGB (0–1)0.7098, 0.0431, 0.502
RGB percentages71%, 4.3%, 50.2%
HSLhsl(318.7, 88.5%, 37.6%)
HSV / HSBhsv(318.7, 93.9%, 71%)
CMYK0%, 93.9%, 29.3%, 29%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,864,960
CSS custom property--colour: #B50B80;
Brightness & contrast
Relative luminance0.11622WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.32:1
Contrast with white6.32:1WCAG normal text: AA
Contrast with black3.32:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#4AF47F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.32:1WCAG large text: AAA
Contrast with black, large text3.32:1WCAG large text: AA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#0BB540
Analogous#950BB5, #B50B2B
Triadic#80B50B, #0B80B5
Split complementary#2BB50B, #0BB595
Tetradic#B5950B, #0BB540, #0B2BB5
Tints, shades & saturation
Channel breakdown
R181
G11
B128
Red181 (71%)
Green11 (4.3%)
Blue128 (50.2%)
Hue318.71°
Saturation (HSL)88.54%
Lightness37.65%
Dominant channelRed
Hex per channelR B5 · G 0B · B 80
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Harmonies
Similar named colours
Also reads as
B50B80 (chemical formula)
- Formula
- 1,405.3 g/mol
- 130 atoms
B50B80 has a molar mass of 1,405.3 g/mol, made up of 130 atoms across 1 element: 130 × B.
Molar mass
Molar mass1,405.3 g/mol
Total atoms per molecule130
Distinct elements1
Mass of one molecule2.3335556 × 10^-21 g
Molecules per gram4.2853062 × 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 × 130)1,405.3 g/mol, 100%
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