Recognised as Colour

#FC5253

#FC5253
Red
Dark
Nearest: Tomato

#FC5253 is a red with RGB values 252, 82, 83 and HSL 360°, 97%, 65%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Tomato.

Colour values

#FC5253#FC5253

HEX#FC5253

RGBrgb(252, 82, 83)

RGB (0–1)0.9882, 0.3216, 0.3255

RGB percentages98.8%, 32.2%, 32.5%

HSLhsl(359.6, 96.6%, 65.5%)

HSV / HSBhsv(359.6, 67.5%, 98.8%)

CMYK0%, 67.5%, 67.1%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,536,147

CSS custom property--colour: #FC5253;

Brightness & contrast

Relative luminance0.27355WCAG 2.x, 0 is black and 1 is white

Perceived brightness154 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.47:1

Contrast with white3.25:1WCAG normal text: Fail

Contrast with black6.47:1WCAG normal text: AA

Greyscale equivalent#767676

Inverted#03ADAC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#817851no red cones; affects about 1% of men; ΔE 69.1 from the original

Deuteranopia#AC9C4Eno green cones; the most common form, about 1% of men; ΔE 69.1 from the original

Tritanopia#FF2154no blue cones; rare, and affects men and women equally; ΔE 16 from the original

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

Contrast with white, large text3.25:1WCAG large text: AA

Contrast with black, large text6.47:1WCAG large text: AAA

Named colours

Tomato · ΔE 12.3 Crimson · ΔE 14.2 Firebrick · ΔE 21.9 Salmon · ΔE 21.9 Coral · ΔE 23.4 Indian red · ΔE 24.9

Nearest named CSS colourTomato (#FF6347)ΔE 12.28, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#52FCFB

Analogous#FC52A8, #FCA652

Triadic#53FC52, #5253FC

Split complementary#52FCA6, #52A8FC

Tetradic#A8FC52, #52FCFB, #A652FC

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFE8E9

Lighter +20%#FEB6B7

Lighter +10%#FD8485

Darker −10%#FB2021

Darker −20%#E40405

Darker −30%#B20304

Darker −40%#800203

More saturated +25%#FF4F50

Less saturated −25%#E66869

Channel breakdown

R252

G82

B83

Red252 (98.8%)

Green82 (32.2%)

Blue83 (32.5%)

Hue359.65°

Saturation (HSL)96.59%

Lightness65.49%

Dominant channelRed

Hex per channelR FC · G 52 · B 53

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Harmonies

Lighter and darker

Similar named colours

Also reads as

FC5253 (chemical formula)

Formula
63,112.781 g/mol
5254 atoms

FC5253 has a molar mass of 63,112.781 g/mol, made up of 5254 atoms across 2 elements: 1 × F, 5253 × C.

Open this reading on its own page →

Molar mass

Molar mass63,112.781 g/mol

Total atoms per molecule5254

Distinct elements2

Mass of one molecule1.0480124 × 10^-19 g

Molecules per gram9.541872 × 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, 0.03%

Carbon (C × 5253)63,093.783 g/mol, 99.97%

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Elements in this formula

Nerdulate something else

Nothing in mind? Surprise me · today’s page