Recognised as Colour
#F85603
- #F85603
- Orange
- Dark
- Nearest: Orange red
#F85603 is a orange with RGB values 248, 86, 3 and HSL 20°, 98%, 49%. It is a dark colour, so black text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Orange red.
Colour values
#F85603#F85603
HEX#F85603
RGBrgb(248, 86, 3)
RGB (0–1)0.9725, 0.3373, 0.0118
RGB percentages97.3%, 33.7%, 1.2%
HSLhsl(20.3, 97.6%, 49.2%)
HSV / HSBhsv(20.3, 98.8%, 97.3%)
CMYK0%, 65.3%, 98.8%, 2.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,274,947
CSS custom property--colour: #F85603;
Brightness & contrast
Relative luminance0.26619WCAG 2.x, 0 is black and 1 is white
Perceived brightness150.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.32:1
Contrast with white3.32:1WCAG normal text: Fail
Contrast with black6.32:1WCAG normal text: AA
Greyscale equivalent#727272
Inverted#07A9FC
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.32:1WCAG large text: AA
Contrast with black, large text6.32:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#03A5F8
Analogous#F8032A, #F8D003
Triadic#03F856, #5603F8
Split complementary#03F8D1, #032AF8
Tetradic#2BF803, #03A5F8, #D003F8
Tints, shades & saturation
Channel breakdown
R248
G86
B3
Red248 (97.3%)
Green86 (33.7%)
Blue3 (1.2%)
Hue20.33°
Saturation (HSL)97.61%
Lightness49.22%
Dominant channelRed
Hex per channelR F8 · G 56 · B 03
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Also reads as
F85603 (chemical formula)
- Formula
- 1,626,285.794 g/mol
- 85603 atoms
F85603 has a molar mass of 1,626,285.794 g/mol, made up of 85603 atoms across 1 element: 85603 × F.
Molar mass
Molar mass1,626,285.794 g/mol
Total atoms per molecule85603
Distinct elements1
Mass of one molecule2.7005111 × 10^-18 g
Molecules per gram3.7030027 × 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 × 85603)1,626,285.794 g/mol, 100%
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