Recognised as Colour
#CA5443
- #CA5443
- Red
- Dark
- Nearest: Indian red
#CA5443 is a red with RGB values 202, 84, 67 and HSL 8°, 56%, 53%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Indian red.
Colour values
#CA5443#CA5443
HEX#CA5443
RGBrgb(202, 84, 67)
RGB (0–1)0.7922, 0.3294, 0.2627
RGB percentages79.2%, 32.9%, 26.3%
HSLhsl(7.6, 56%, 52.7%)
HSV / HSBhsv(7.6, 66.8%, 79.2%)
CMYK0%, 58.4%, 66.8%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,259,843
CSS custom property--colour: #CA5443;
Brightness & contrast
Relative luminance0.19302WCAG 2.x, 0 is black and 1 is white
Perceived brightness129.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.86:1
Contrast with white4.32:1WCAG normal text: Fail
Contrast with black4.86:1WCAG normal text: AA
Greyscale equivalent#6C6C6C
Inverted#35ABBC
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.32:1WCAG large text: AA
Contrast with black, large text4.86:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#43B9CA
Analogous#CA4376, #CA9743
Triadic#43CA54, #5443CA
Split complementary#43CA97, #4376CA
Tetradic#76CA43, #43B9CA, #9743CA
Tints, shades & saturation
Channel breakdown
R202
G84
B67
Red202 (79.2%)
Green84 (32.9%)
Blue67 (26.3%)
Hue7.56°
Saturation (HSL)56.02%
Lightness52.75%
Dominant channelRed
Hex per channelR CA · G 54 · B 43
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Also reads as
Ca5443 (chemical formula)
- Formula
- 218,144.554 g/mol
- 5443 atoms
Ca5443 has a molar mass of 218,144.554 g/mol, made up of 5443 atoms across 1 element: 5443 × Ca.
Molar mass
Molar mass218,144.554 g/mol
Total atoms per molecule5443
Distinct elements1
Mass of one molecule3.6223755 × 10^-19 g
Molecules per gram2.7606193 × 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 × 5443)218,144.554 g/mol, 100%
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