Recognised as Colour
#CA1942
- #CA1942
- Red
- Dark
- Nearest: Crimson
#CA1942 is a red with RGB values 202, 25, 66 and HSL 346°, 78%, 45%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Crimson.
Colour values
#CA1942#CA1942
HEX#CA1942
RGBrgb(202, 25, 66)
RGB (0–1)0.7922, 0.098, 0.2588
RGB percentages79.2%, 9.8%, 25.9%
HSLhsl(346.1, 78%, 44.5%)
HSV / HSBhsv(346.1, 87.6%, 79.2%)
CMYK0%, 87.6%, 67.3%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,244,738
CSS custom property--colour: #CA1942;
Brightness & contrast
Relative luminance0.13645WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.63:1
Contrast with white5.63:1WCAG normal text: AA
Contrast with black3.73:1WCAG normal text: Fail
Greyscale equivalent#424242
Inverted#35E6BD
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.63:1WCAG large text: AAA
Contrast with black, large text3.73:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#19CAA1
Analogous#CA199B, #CA4919
Triadic#42CA19, #1942CA
Split complementary#19CA49, #199ACA
Tetradic#9ACA19, #19CAA1, #4919CA
Tints, shades & saturation
Channel breakdown
R202
G25
B66
Red202 (79.2%)
Green25 (9.8%)
Blue66 (25.9%)
Hue346.1°
Saturation (HSL)77.97%
Lightness44.51%
Dominant channelRed
Hex per channelR CA · G 19 · B 42
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Also reads as
Ca1942 (chemical formula)
- Formula
- 77,831.476 g/mol
- 1942 atoms
Ca1942 has a molar mass of 77,831.476 g/mol, made up of 1942 atoms across 1 element: 1942 × Ca.
Molar mass
Molar mass77,831.476 g/mol
Total atoms per molecule1942
Distinct elements1
Mass of one molecule1.2924221 × 10^-19 g
Molecules per gram7.7374105 × 10^18
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
Ca100%
Calcium (Ca × 1942)77,831.476 g/mol, 100%
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