Recognised as Colour
#FC4102
- #FC4102
- Orange
- Dark
- Nearest: Orange red
#FC4102 is a orange with RGB values 252, 65, 2 and HSL 15°, 98%, 50%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Orange red.
Colour values
#FC4102#FC4102
HEX#FC4102
RGBrgb(252, 65, 2)
RGB (0–1)0.9882, 0.2549, 0.0078
RGB percentages98.8%, 25.5%, 0.8%
HSLhsl(15.1, 98.4%, 49.8%)
HSV / HSBhsv(15.1, 99.2%, 98.8%)
CMYK0%, 74.2%, 99.2%, 1.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,531,714
CSS custom property--colour: #FC4102;
Brightness & contrast
Relative luminance0.2448WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.9:1
Contrast with white3.56:1WCAG normal text: Fail
Contrast with black5.9:1WCAG normal text: AA
Greyscale equivalent#646464
Inverted#03BEFD
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.56:1WCAG large text: AA
Contrast with black, large text5.9:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#02BDFC
Analogous#FC0240, #FCBE02
Triadic#02FC41, #4102FC
Split complementary#02FCBE, #0240FC
Tetradic#40FC02, #02BDFC, #BE02FC
Tints, shades & saturation
Channel breakdown
R252
G65
B2
Red252 (98.8%)
Green65 (25.5%)
Blue2 (0.8%)
Hue15.12°
Saturation (HSL)98.43%
Lightness49.8%
Dominant channelRed
Hex per channelR FC · G 41 · B 02
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Also reads as
FC4102 (chemical formula)
- Formula
- 49,288.12 g/mol
- 4103 atoms
FC4102 has a molar mass of 49,288.12 g/mol, made up of 4103 atoms across 2 elements: 1 × F, 4102 × C.
Molar mass
Molar mass49,288.12 g/mol
Total atoms per molecule4103
Distinct elements2
Mass of one molecule8.1844849 × 10^-20 g
Molecules per gram1.221824 × 10^19
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
F0%
C100%
Fluorine (F)18.998 g/mol, 0.039%
Carbon (C × 4102)49,269.122 g/mol, 99.961%
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