Recognised as Colour
#CF5153
- #CF5153
- Red
- Dark
- Nearest: Indian red
#CF5153 is a red with RGB values 207, 81, 83 and HSL 359°, 57%, 56%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Indian red.
Colour values
#CF5153#CF5153
HEX#CF5153
RGBrgb(207, 81, 83)
RGB (0–1)0.8118, 0.3176, 0.3255
RGB percentages81.2%, 31.8%, 32.5%
HSLhsl(359, 56.8%, 56.5%)
HSV / HSBhsv(359, 60.9%, 81.2%)
CMYK0%, 60.9%, 59.9%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,586,771
CSS custom property--colour: #CF5153;
Brightness & contrast
Relative luminance0.19775WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.95:1
Contrast with white4.24:1WCAG normal text: Fail
Contrast with black4.95:1WCAG normal text: AA
Greyscale equivalent#6C6C6C
Inverted#30AEAC
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.24:1WCAG large text: AA
Contrast with black, large text4.95:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#51CFCD
Analogous#CF5192, #CF8E51
Triadic#53CF51, #5153CF
Split complementary#51CF8E, #5192CF
Tetradic#92CF51, #51CFCD, #8E51CF
Tints, shades & saturation
Channel breakdown
R207
G81
B83
Red207 (81.2%)
Green81 (31.8%)
Blue83 (32.5%)
Hue359.05°
Saturation (HSL)56.76%
Lightness56.47%
Dominant channelRed
Hex per channelR CF · G 51 · B 53
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Harmonies
Similar named colours
Also reads as
CF5153 (chemical formula)
- Formula
- 97,908.705 g/mol
- 5154 atoms
CF5153 has a molar mass of 97,908.705 g/mol, made up of 5154 atoms across 2 elements: 1 × C, 5153 × F.
Molar mass
Molar mass97,908.705 g/mol
Total atoms per molecule5154
Distinct elements2
Mass of one molecule1.6258123 × 10^-19 g
Molecules per gram6.1507715 × 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 × 5153)97,896.694 g/mol, 99.988%
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