Recognised as Colour

#FC8300

#FC8300
Orange
Dark
Nearest: Dark orange

#FC8300 is a orange with RGB values 252, 131, 0 and HSL 31°, 100%, 49%. It is a dark colour, so black text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#FC8300#FC8300

HEX#FC8300

RGBrgb(252, 131, 0)

RGB (0–1)0.9882, 0.5137, 0

RGB percentages98.8%, 51.4%, 0%

HSLhsl(31.2, 100%, 49.4%)

HSV / HSBhsv(31.2, 100%, 98.8%)

CMYK0%, 48%, 100%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,548,608

CSS custom property--colour: #FC8300;

Brightness & contrast

Relative luminance0.36928WCAG 2.x, 0 is black and 1 is white

Perceived brightness170.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 8.39:1

Contrast with white2.5:1WCAG normal text: Fail

Contrast with black8.39:1WCAG normal text: AAA

Greyscale equivalent#939393

Inverted#037CFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#A79300no red cones; affects about 1% of men; ΔE 46.7 from the original

Deuteranopia#C4AE00no green cones; the most common form, about 1% of men; ΔE 46.8 from the original

Tritanopia#FF6770no blue cones; rare, and affects men and women equally; ΔE 52 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text2.5:1WCAG large text: Fail

Contrast with black, large text8.39:1WCAG large text: AAA

Named colours

Dark orange · ΔE 4.3 Orange · ΔE 18.7 Chocolate · ΔE 20.7 Coral · ΔE 26.9 Orange red · ΔE 29.7 Goldenrod · ΔE 32.3

Nearest named CSS colourDark orange (#FF8C00)ΔE 4.33, a close match

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#0079FC

Analogous#FC0500, #F7FC00

Triadic#00FC83, #8300FC

Split complementary#00F7FC, #0500FC

Tetradic#00FC05, #0079FC, #FC00F7

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFE5C9

Lighter +30%#FFCD96

Lighter +20%#FFB463

Lighter +10%#FF9C30

Darker −10%#C96800

Darker −20%#964E00

Darker −30%#633300

Darker −40%#301900

More saturated +25%#FC8300

Less saturated −25%#DD8220

Channel breakdown

R252

G131

Red252 (98.8%)

Green131 (51.4%)

Blue0 (0%)

Hue31.19°

Saturation (HSL)100%

Lightness49.41%

Dominant channelRed

Hex per channelR FC · G 83 · B 00

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FC8300 (chemical formula)

Formula
99,710.298 g/mol
8301 atoms

FC8300 has a molar mass of 99,710.298 g/mol, made up of 8301 atoms across 2 elements: 1 × F, 8300 × C.

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Molar mass

Molar mass99,710.298 g/mol

Total atoms per molecule8301

Distinct elements2

Mass of one molecule1.6557285 × 10^-19 g

Molecules per gram6.0396377 × 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

F0%

C100%

Fluorine (F)18.998 g/mol, 0.019%

Carbon (C × 8300)99,691.3 g/mol, 99.981%

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