Recognised as Colour

#FC7515

#FC7515
Orange
Dark
Nearest: Dark orange

#FC7515 is a orange with RGB values 252, 117, 21 and HSL 25°, 97%, 54%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#FC7515#FC7515

HEX#FC7515

RGBrgb(252, 117, 21)

RGB (0–1)0.9882, 0.4588, 0.0824

RGB percentages98.8%, 45.9%, 8.2%

HSLhsl(24.9, 97.5%, 53.5%)

HSV / HSBhsv(24.9, 91.7%, 98.8%)

CMYK0%, 53.6%, 91.7%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,545,045

CSS custom property--colour: #FC7515;

Brightness & contrast

Relative luminance0.33472WCAG 2.x, 0 is black and 1 is white

Perceived brightness164.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.69:1

Contrast with white2.73:1WCAG normal text: Fail

Contrast with black7.69:1WCAG normal text: AAA

Greyscale equivalent#8B8B8B

Inverted#038AEA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#9C8900no red cones; affects about 1% of men; ΔE 53 from the original

Deuteranopia#BDA80Bno green cones; the most common form, about 1% of men; ΔE 53.7 from the original

Tritanopia#FF5565no blue cones; rare, and affects men and women equally; ΔE 44.8 from the original

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

Contrast with white, large text2.73:1WCAG large text: Fail

Contrast with black, large text7.69:1WCAG large text: AAA

Named colours

Dark orange · ΔE 13.4 Chocolate · ΔE 17.8 Coral · ΔE 21.4 Orange red · ΔE 21.7 Tomato · ΔE 24.7 Orange · ΔE 27.5

Nearest named CSS colourDark orange (#FF8C00)ΔE 13.38, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#159CFC

Analogous#FC1528, #FCE815

Triadic#15FC75, #7515FC

Split complementary#15FCE8, #1529FC

Tetradic#29FC15, #159CFC, #E915FC

Tints, shades & saturation

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

Lighter +40%#FFECDE

Lighter +30%#FECEAC

Lighter +20%#FDB07A

Lighter +10%#FD9347

Darker −10%#DB5D03

Darker −20%#A94702

Darker −30%#763202

Darker −40%#441D01

More saturated +25%#FF7412

Less saturated −25%#DE7A33

Channel breakdown

R252

G117

B21

Red252 (98.8%)

Green117 (45.9%)

Blue21 (8.2%)

Hue24.94°

Saturation (HSL)97.47%

Lightness53.53%

Dominant channelRed

Hex per channelR FC · G 75 · B 15

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FC7515 (chemical formula)

Formula
90,281.663 g/mol
7516 atoms

FC7515 has a molar mass of 90,281.663 g/mol, made up of 7516 atoms across 2 elements: 1 × F, 7515 × C.

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Molar mass

Molar mass90,281.663 g/mol

Total atoms per molecule7516

Distinct elements2

Mass of one molecule1.4991623 × 10^-19 g

Molecules per gram6.6703919 × 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, 0.021%

Carbon (C × 7515)90,262.665 g/mol, 99.979%

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