Recognised as Colour
#F9024F
- #F9024F
- Red
- Dark
- Nearest: Crimson
#F9024F is a red with RGB values 249, 2, 79 and HSL 341°, 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
#F9024F#F9024F
HEX#F9024F
RGBrgb(249, 2, 79)
RGB (0–1)0.9765, 0.0078, 0.3098
RGB percentages97.6%, 0.8%, 31%
HSLhsl(341.3, 98.4%, 49.2%)
HSV / HSBhsv(341.3, 99.2%, 97.6%)
CMYK0%, 99.2%, 68.3%, 2.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,319,055
CSS custom property--colour: #F9024F;
Brightness & contrast
Relative luminance0.20748WCAG 2.x, 0 is black and 1 is white
Perceived brightness138.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.15:1
Contrast with white4.08:1WCAG normal text: Fail
Contrast with black5.15:1WCAG normal text: AA
Greyscale equivalent#3C3C3C
Inverted#06FDB0
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.08:1WCAG large text: AA
Contrast with black, large text5.15:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#02F9AC
Analogous#F902CA, #F93102
Triadic#4FF902, #024FF9
Split complementary#02F931, #02CAF9
Tetradic#CAF902, #02F9AC, #3102F9
Tints, shades & saturation
Channel breakdown
R249
G2
B79
Red249 (97.6%)
Green2 (0.8%)
Blue79 (31%)
Hue341.3°
Saturation (HSL)98.41%
Lightness49.22%
Dominant channelRed
Hex per channelR F9 · G 02 · B 4F
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Also reads as
F9024F (chemical formula)
- Formula
- 171,456.95 g/mol
- 9025 atoms
F9024F has a molar mass of 171,456.95 g/mol, made up of 9025 atoms across 1 element: 9025 × F.
Molar mass
Molar mass171,456.95 g/mol
Total atoms per molecule9025
Distinct elements1
Mass of one molecule2.8471096 × 10^-19 g
Molecules per gram3.512334 × 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
F100%
Fluorine (F × 9025)171,456.95 g/mol, 100%
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