Recognised as Colour
#CB38B2
- #CB38B2
- Magenta
- Dark
- Nearest: Medium orchid
#CB38B2 is a magenta with RGB values 203, 56, 178 and HSL 310°, 59%, 51%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Medium orchid.
Colour values
#CB38B2#CB38B2
HEX#CB38B2
RGBrgb(203, 56, 178)
RGB (0–1)0.7961, 0.2196, 0.698
RGB percentages79.6%, 22%, 69.8%
HSLhsl(310.2, 58.6%, 50.8%)
HSV / HSBhsv(310.2, 72.4%, 79.6%)
CMYK0%, 72.4%, 12.3%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,318,322
CSS custom property--colour: #CB38B2;
Brightness & contrast
Relative luminance0.18739WCAG 2.x, 0 is black and 1 is white
Perceived brightness133.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.75:1
Contrast with white4.42:1WCAG normal text: Fail
Contrast with black4.75:1WCAG normal text: AA
Greyscale equivalent#606060
Inverted#34C74D
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.42:1WCAG large text: AA
Contrast with black, large text4.75:1WCAG large text: AAA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#38CB51
Analogous#9A38CB, #CB3869
Triadic#B2CB38, #38B2CB
Split complementary#68CB38, #38CB9A
Tetradic#CB9B38, #38CB51, #3869CB
Tints, shades & saturation
Channel breakdown
R203
G56
B178
Red203 (79.6%)
Green56 (22%)
Blue178 (69.8%)
Hue310.2°
Saturation (HSL)58.57%
Lightness50.78%
Dominant channelRed
Hex per channelR CB · G 38 · B B2
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Harmonies
Similar named colours
Also reads as
CB38B2 (chemical formula)
- Formula
- 444.411 g/mol
- 41 atoms
CB38B2 has a molar mass of 444.411 g/mol, made up of 41 atoms across 2 elements: 1 × C, 40 × B.
Molar mass
Molar mass444.411 g/mol
Total atoms per molecule41
Distinct elements2
Mass of one molecule7.3796183 × 10^-22 g
Molecules per gram1.3550836 × 10^21
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
C2.7%
B97.3%
Carbon (C)12.011 g/mol, 2.703%
Boron (B × 40)432.4 g/mol, 97.297%
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