Recognised as Colour
#CB4850
- #CB4850
- Red
- Dark
- Nearest: Indian red
#CB4850 is a red with RGB values 203, 72, 80 and HSL 356°, 56%, 54%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Indian red.
Colour values
#CB4850#CB4850
HEX#CB4850
RGBrgb(203, 72, 80)
RGB (0–1)0.7961, 0.2824, 0.3137
RGB percentages79.6%, 28.2%, 31.4%
HSLhsl(356.3, 55.7%, 53.9%)
HSV / HSBhsv(356.3, 64.5%, 79.6%)
CMYK0%, 64.5%, 60.6%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,322,320
CSS custom property--colour: #CB4850;
Brightness & contrast
Relative luminance0.1791WCAG 2.x, 0 is black and 1 is white
Perceived brightness126.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.58:1
Contrast with white4.58:1WCAG normal text: AA
Contrast with black4.58:1WCAG normal text: AA
Greyscale equivalent#646464
Inverted#34B7AF
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.58:1WCAG large text: AAA
Contrast with black, large text4.58:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#48CBC3
Analogous#CB4891, #CB8148
Triadic#50CB48, #4850CB
Split complementary#48CB81, #4891CB
Tetradic#92CB48, #48CBC3, #8248CB
Tints, shades & saturation
Channel breakdown
R203
G72
B80
Red203 (79.6%)
Green72 (28.2%)
Blue80 (31.4%)
Hue356.34°
Saturation (HSL)55.74%
Lightness53.92%
Dominant channelRed
Hex per channelR CB · G 48 · B 50
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Harmonies
Similar named colours
Also reads as
CB4850 (chemical formula)
- Formula
- 52,440.511 g/mol
- 4851 atoms
CB4850 has a molar mass of 52,440.511 g/mol, made up of 4851 atoms across 2 elements: 1 × C, 4850 × B.
Molar mass
Molar mass52,440.511 g/mol
Total atoms per molecule4851
Distinct elements2
Mass of one molecule8.7079517 × 10^-20 g
Molecules per gram1.1483757 × 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
C0%
B100%
Carbon (C)12.011 g/mol, 0.023%
Boron (B × 4850)52,428.5 g/mol, 99.977%
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