Recognised as Colour
#CF3233
- #CF3233
- Red
- Dark
- Nearest: Firebrick
#CF3233 is a red with RGB values 207, 50, 51 and HSL 360°, 62%, 50%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Firebrick.
Colour values
#CF3233#CF3233
HEX#CF3233
RGBrgb(207, 50, 51)
RGB (0–1)0.8118, 0.1961, 0.2
RGB percentages81.2%, 19.6%, 20%
HSLhsl(359.6, 62.1%, 50.4%)
HSV / HSBhsv(359.6, 75.8%, 81.2%)
CMYK0%, 75.8%, 75.4%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,578,803
CSS custom property--colour: #CF3233;
Brightness & contrast
Relative luminance0.15786WCAG 2.x, 0 is black and 1 is white
Perceived brightness120.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.05:1
Contrast with white5.05:1WCAG normal text: AA
Contrast with black4.16:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#30CDCC
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.05:1WCAG large text: AAA
Contrast with black, large text4.16:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#32CFCE
Analogous#CF3282, #CF7F32
Triadic#33CF32, #3233CF
Split complementary#32CF7F, #3282CF
Tetradic#82CF32, #32CFCE, #7F32CF
Tints, shades & saturation
Channel breakdown
R207
G50
B51
Red207 (81.2%)
Green50 (19.6%)
Blue51 (20%)
Hue359.62°
Saturation (HSL)62.06%
Lightness50.39%
Dominant channelRed
Hex per channelR CF · G 32 · B 33
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Also reads as
CF3233 (chemical formula)
- Formula
- 61,432.545 g/mol
- 3234 atoms
CF3233 has a molar mass of 61,432.545 g/mol, made up of 3234 atoms across 2 elements: 1 × C, 3233 × F.
Molar mass
Molar mass61,432.545 g/mol
Total atoms per molecule3234
Distinct elements2
Mass of one molecule1.0201114 × 10^-19 g
Molecules per gram9.8028509 × 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, 0.02%
Fluorine (F × 3233)61,420.534 g/mol, 99.98%
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