Recognised as Colour
#F90330
- #F90330
- Red
- Dark
- Nearest: Crimson
#F90330 is a red with RGB values 249, 3, 48 and HSL 349°, 98%, 49%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Crimson.
Colour values
#F90330#F90330
HEX#F90330
RGBrgb(249, 3, 48)
RGB (0–1)0.9765, 0.0118, 0.1882
RGB percentages97.6%, 1.2%, 18.8%
HSLhsl(349, 97.6%, 49.4%)
HSV / HSBhsv(349, 98.8%, 97.6%)
CMYK0%, 98.8%, 80.7%, 2.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,319,280
CSS custom property--colour: #F90330;
Brightness & contrast
Relative luminance0.20418WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.08:1
Contrast with white4.13:1WCAG normal text: Fail
Contrast with black5.08:1WCAG normal text: AA
Greyscale equivalent#3B3B3B
Inverted#06FCCF
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.13:1WCAG large text: AA
Contrast with black, large text5.08:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#03F9CC
Analogous#F903AB, #F95103
Triadic#30F903, #0330F9
Split complementary#03F951, #03ABF9
Tetradic#ABF903, #03F9CC, #5103F9
Tints, shades & saturation
Channel breakdown
R249
G3
B48
Red249 (97.6%)
Green3 (1.2%)
Blue48 (18.8%)
Hue349.02°
Saturation (HSL)97.62%
Lightness49.41%
Dominant channelRed
Hex per channelR F9 · G 03 · B 30
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Also reads as
F90330 (chemical formula)
- Formula
- 1,716,089.34 g/mol
- 90330 atoms
F90330 has a molar mass of 1,716,089.34 g/mol, made up of 90330 atoms across 1 element: 90330 × F.
Molar mass
Molar mass1,716,089.34 g/mol
Total atoms per molecule90330
Distinct elements1
Mass of one molecule2.8496334 × 10^-18 g
Molecules per gram3.5092233 × 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 × 90330)1,716,089.34 g/mol, 100%
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