Recognised as Colour

#FC802B

#FC802B
Orange
Dark
Nearest: Dark orange

#FC802B is a orange with RGB values 252, 128, 43 and HSL 24°, 97%, 58%. It is a dark colour, so black text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#FC802B#FC802B

HEX#FC802B

RGBrgb(252, 128, 43)

RGB (0–1)0.9882, 0.502, 0.1686

RGB percentages98.8%, 50.2%, 16.9%

HSLhsl(24.4, 97.2%, 57.8%)

HSV / HSBhsv(24.4, 82.9%, 98.8%)

CMYK0%, 49.2%, 82.9%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,547,883

CSS custom property--colour: #FC802B;

Brightness & contrast

Relative luminance0.36308WCAG 2.x, 0 is black and 1 is white

Perceived brightness169.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 8.26:1

Contrast with white2.54:1WCAG normal text: Fail

Contrast with black8.26:1WCAG normal text: AAA

Greyscale equivalent#949494

Inverted#037FD4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#A4911Bno red cones; affects about 1% of men; ΔE 47.9 from the original

Deuteranopia#C2AD28no green cones; the most common form, about 1% of men; ΔE 48.5 from the original

Tritanopia#FF6470no blue cones; rare, and affects men and women equally; ΔE 42.8 from the original

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

Contrast with white, large text2.54:1WCAG large text: Fail

Contrast with black, large text8.26:1WCAG large text: AAA

Named colours

Dark orange · ΔE 13.4 Chocolate · ΔE 13.8 Coral · ΔE 16.3 Tomato · ΔE 23.6 Orange · ΔE 25.3 Sandy brown · ΔE 26.5

Nearest named CSS colourDark orange (#FF8C00)ΔE 13.43, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2BA7FC

Analogous#FC2B3F, #FCE92B

Triadic#2BFC80, #802BFC

Split complementary#2BFCE9, #2B3FFC

Tetradic#3EFC2B, #2BA7FC, #E92BFC

Tints, shades & saturation

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

Lighter +40%#FFF9F4

Lighter +30%#FEDAC2

Lighter +20%#FDBC90

Lighter +10%#FD9E5D

Darker −10%#F16403

Darker −20%#BE4F03

Darker −30%#8C3A02

Darker −40%#5A2501

More saturated +25%#FF7F28

Less saturated −25%#E18546

Channel breakdown

R252

G128

B43

Red252 (98.8%)

Green128 (50.2%)

Blue43 (16.9%)

Hue24.4°

Saturation (HSL)97.21%

Lightness57.84%

Dominant channelRed

Hex per channelR FC · G 80 · B 2B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FC802B (chemical formula)

Formula
9,662.63 g/mol
804 atoms

FC802B has a molar mass of 9,662.63 g/mol, made up of 804 atoms across 3 elements: 1 × F, 802 × C, 1 × B.

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Molar mass

Molar mass9,662.63 g/mol

Total atoms per molecule804

Distinct elements3

Mass of one molecule1.6045175 × 10^-20 g

Molecules per gram6.2324034 × 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

F0.2%

C99.7%

B0.1%

Fluorine (F)18.998 g/mol, 0.197%

Carbon (C × 802)9,632.822 g/mol, 99.692%

Boron (B)10.81 g/mol, 0.112%

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Elements in this formula

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