Recognised as Colour
#CB617B
- #CB617B
- Red
- Dark
- Nearest: Pale violetred
#CB617B is a red with RGB values 203, 97, 123 and HSL 345°, 50%, 59%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Pale violetred.
Colour values
#CB617B#CB617B
HEX#CB617B
RGBrgb(203, 97, 123)
RGB (0–1)0.7961, 0.3804, 0.4824
RGB percentages79.6%, 38%, 48.2%
HSLhsl(345.3, 50.5%, 58.8%)
HSV / HSBhsv(345.3, 52.2%, 79.6%)
CMYK0%, 52.2%, 39.4%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,328,763
CSS custom property--colour: #CB617B;
Brightness & contrast
Relative luminance0.22676WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.54:1
Contrast with white3.79:1WCAG normal text: Fail
Contrast with black5.54:1WCAG normal text: AA
Greyscale equivalent#797979
Inverted#349E84
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.79:1WCAG large text: AA
Contrast with black, large text5.54:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#61CBB1
Analogous#CB61B0, #CB7C61
Triadic#7BCB61, #617BCB
Split complementary#61CB7C, #61B0CB
Tetradic#B0CB61, #61CBB1, #7C61CB
Tints, shades & saturation
Channel breakdown
R203
G97
B123
Red203 (79.6%)
Green97 (38%)
Blue123 (48.2%)
Hue345.28°
Saturation (HSL)50.48%
Lightness58.82%
Dominant channelRed
Hex per channelR CB · G 61 · B 7B
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Harmonies
Similar named colours
Also reads as
CB617B (chemical formula)
- Formula
- 6,692.591 g/mol
- 619 atoms
CB617B has a molar mass of 6,692.591 g/mol, made up of 619 atoms across 2 elements: 1 × C, 618 × B.
Molar mass
Molar mass6,692.591 g/mol
Total atoms per molecule619
Distinct elements2
Mass of one molecule1.1113309 × 10^-20 g
Molecules per gram8.9982202 × 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
C0.2%
B99.8%
Carbon (C)12.011 g/mol, 0.179%
Boron (B × 618)6,680.58 g/mol, 99.821%
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