Recognised as Colour
#F55367
- #F55367
- Red
- Dark
- Nearest: Crimson
#F55367 is a red with RGB values 245, 83, 103 and HSL 353°, 89%, 64%. It is a dark colour, so black text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Crimson.
Colour values
#F55367#F55367
HEX#F55367
RGBrgb(245, 83, 103)
RGB (0–1)0.9608, 0.3255, 0.4039
RGB percentages96.1%, 32.5%, 40.4%
HSLhsl(352.6, 89%, 64.3%)
HSV / HSBhsv(352.6, 66.1%, 96.1%)
CMYK0%, 66.1%, 58%, 3.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,077,671
CSS custom property--colour: #F55367;
Brightness & contrast
Relative luminance0.26578WCAG 2.x, 0 is black and 1 is white
Perceived brightness152.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.32:1
Contrast with white3.33:1WCAG normal text: Fail
Contrast with black6.32:1WCAG normal text: AA
Greyscale equivalent#777777
Inverted#0AAC98
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.33:1WCAG large text: AA
Contrast with black, large text6.32:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#53F5E1
Analogous#F553B8, #F59053
Triadic#67F553, #5367F5
Split complementary#53F590, #53B8F5
Tetradic#B8F553, #53F5E1, #9053F5
Tints, shades & saturation
Channel breakdown
R245
G83
B103
Red245 (96.1%)
Green83 (32.5%)
Blue103 (40.4%)
Hue352.59°
Saturation (HSL)89.01%
Lightness64.31%
Dominant channelRed
Hex per channelR F5 · G 53 · B 67
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Harmonies
Similar named colours
Also reads as
F55367 (chemical formula)
- Formula
- 1,051,862.266 g/mol
- 55367 atoms
F55367 has a molar mass of 1,051,862.266 g/mol, made up of 55367 atoms across 1 element: 55367 × F.
Molar mass
Molar mass1,051,862.266 g/mol
Total atoms per molecule55367
Distinct elements1
Mass of one molecule1.7466584 × 10^-18 g
Molecules per gram5.725218 × 10^17
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
F100%
Fluorine (F × 55367)1,051,862.266 g/mol, 100%
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