Recognised as Colour

#CC342F

#CC342F
Red
Dark
Nearest: Firebrick

#CC342F is a red with RGB values 204, 52, 47 and HSL 2°, 63%, 49%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#CC342F#CC342F

HEX#CC342F

RGBrgb(204, 52, 47)

RGB (0–1)0.8, 0.2039, 0.1843

RGB percentages80%, 20.4%, 18.4%

HSLhsl(1.9, 62.5%, 49.2%)

HSV / HSBhsv(1.9, 77%, 80%)

CMYK0%, 74.5%, 77%, 20%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,382,703

CSS custom property--colour: #CC342F;

Brightness & contrast

Relative luminance0.15499WCAG 2.x, 0 is black and 1 is white

Perceived brightness119.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.12:1

Contrast with white5.12:1WCAG normal text: AA

Contrast with black4.1:1WCAG normal text: Fail

Greyscale equivalent#545454

Inverted#33CBD0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#62592Dno red cones; affects about 1% of men; ΔE 63.5 from the original

Deuteranopia#887A29no green cones; the most common form, about 1% of men; ΔE 63.5 from the original

Tritanopia#E10035no blue cones; rare, and affects men and women equally; ΔE 15.2 from the original

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

Contrast with white, large text5.12:1WCAG large text: AAA

Contrast with black, large text4.1:1WCAG large text: AA

Named colours

Firebrick · ΔE 7.9 Crimson · ΔE 13.6 Brown · ΔE 15.4 Tomato · ΔE 17.4 Dark red · ΔE 19.8 Indian red · ΔE 23.3

Nearest named CSS colourFirebrick (#B22222)ΔE 7.9, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2FC7CC

Analogous#CC2F78, #CC832F

Triadic#2FCC34, #342FCC

Split complementary#2FCC83, #2F78CC

Tetradic#79CC2F, #2FC7CC, #832FCC

Tints, shades & saturation

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

Lighter +40%#F5D3D2

Lighter +30%#EBABA9

Lighter +20%#E2837F

Lighter +10%#D85A56

Darker −10%#A32925

Darker −20%#791F1C

Darker −30%#501412

Darker −40%#260A09

More saturated +25%#EB1710

Less saturated −25%#AD514E

Channel breakdown

R204

G52

B47

Red204 (80%)

Green52 (20.4%)

Blue47 (18.4%)

Hue1.91°

Saturation (HSL)62.55%

Lightness49.22%

Dominant channelRed

Hex per channelR CC · G 34 · B 2F

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

CC342F (chemical formula)

Formula
4,138.771 g/mol
344 atoms

CC342F has a molar mass of 4,138.771 g/mol, made up of 344 atoms across 2 elements: 343 × C, 1 × F.

Open this reading on its own page →

Molar mass

Molar mass4,138.771 g/mol

Total atoms per molecule344

Distinct elements2

Mass of one molecule6.8725909 × 10^-21 g

Molecules per gram1.4550553 × 10^20

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

C99.5%

F0.5%

Carbon (C × 343)4,119.773 g/mol, 99.541%

Fluorine (F)18.998 g/mol, 0.459%

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