Recognised as Colour
#CF5243
- #CF5243
- Red
- Dark
- Nearest: Indian red
#CF5243 is a red with RGB values 207, 82, 67 and HSL 6°, 59%, 54%. 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
#CF5243#CF5243
HEX#CF5243
RGBrgb(207, 82, 67)
RGB (0–1)0.8118, 0.3216, 0.2627
RGB percentages81.2%, 32.2%, 26.3%
HSLhsl(6.4, 59.3%, 53.7%)
HSV / HSBhsv(6.4, 67.6%, 81.2%)
CMYK0%, 60.4%, 67.6%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,587,011
CSS custom property--colour: #CF5243;
Brightness & contrast
Relative luminance0.19705WCAG 2.x, 0 is black and 1 is white
Perceived brightness131.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.94:1
Contrast with white4.25:1WCAG normal text: Fail
Contrast with black4.94:1WCAG normal text: AA
Greyscale equivalent#6B6B6B
Inverted#30ADBC
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.25:1WCAG large text: AA
Contrast with black, large text4.94:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#43C0CF
Analogous#CF437A, #CF9843
Triadic#43CF52, #5243CF
Split complementary#43CF98, #437ACF
Tetradic#7ACF43, #43C0CF, #9843CF
Tints, shades & saturation
Channel breakdown
R207
G82
B67
Red207 (81.2%)
Green82 (32.2%)
Blue67 (26.3%)
Hue6.43°
Saturation (HSL)59.32%
Lightness53.73%
Dominant channelRed
Hex per channelR CF · G 52 · B 43
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Also reads as
CF5243 (chemical formula)
- Formula
- 99,618.525 g/mol
- 5244 atoms
CF5243 has a molar mass of 99,618.525 g/mol, made up of 5244 atoms across 2 elements: 1 × C, 5243 × F.
Molar mass
Molar mass99,618.525 g/mol
Total atoms per molecule5244
Distinct elements2
Mass of one molecule1.6542045 × 10^-19 g
Molecules per gram6.0452017 × 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
C0%
F100%
Carbon (C)12.011 g/mol, 0.012%
Fluorine (F × 5243)99,606.514 g/mol, 99.988%
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