Recognised as Colour

#C60009

#C60009
Red
Dark
Nearest: Firebrick

#C60009 is a red with RGB values 198, 0, 9 and HSL 357°, 100%, 39%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#C60009#C60009

HEX#C60009

RGBrgb(198, 0, 9)

RGB (0–1)0.7765, 0, 0.0353

RGB percentages77.6%, 0%, 3.5%

HSLhsl(357.3, 100%, 38.8%)

HSV / HSBhsv(357.3, 100%, 77.6%)

CMYK0%, 100%, 95.5%, 22.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,976,137

CSS custom property--colour: #C60009;

Brightness & contrast

Relative luminance0.12025WCAG 2.x, 0 is black and 1 is white

Perceived brightness108.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.17:1

Contrast with white6.17:1WCAG normal text: AA

Contrast with black3.41:1WCAG normal text: Fail

Greyscale equivalent#2B2B2B

Inverted#39FFF6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#534802no red cones; affects about 1% of men; ΔE 71.4 from the original

Deuteranopia#7D6F00no green cones; the most common form, about 1% of men; ΔE 71.4 from the original

Tritanopia#DB000Bno blue cones; rare, and affects men and women equally; ΔE 8 from the original

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

Contrast with white, large text6.17:1WCAG large text: AAA

Contrast with black, large text3.41:1WCAG large text: AA

Named colours

Firebrick · ΔE 18.2 Crimson · ΔE 20.2 Dark red · ΔE 23 Orange red · ΔE 23.3 Tomato · ΔE 23.4 Red · ΔE 23.5

Nearest named CSS colourFirebrick (#B22222)ΔE 18.18, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00C6BD

Analogous#C6006C, #C65A00

Triadic#09C600, #0009C6

Split complementary#00C65A, #006CC6

Tetradic#6CC600, #00C6BD, #5A00C6

Tints, shades & saturation

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

Lighter +40%#FF9398

Lighter +30%#FF6067

Lighter +20%#FF2D37

Lighter +10%#F9000B

Darker −10%#930007

Darker −20%#600004

Darker −30%#2D0002

Darker −40%#000000

More saturated +25%#C60009

Less saturated −25%#AD1920

Channel breakdown

R198

Red198 (77.6%)

Green0 (0%)

Blue9 (3.5%)

Hue357.27°

Saturation (HSL)100%

Lightness38.82%

Dominant channelRed

Hex per channelR C6 · G 00 · B 09

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C60009 (chemical formula)

Formula
720,768.099 g/mol
60009 atoms

C60009 has a molar mass of 720,768.099 g/mol, made up of 60009 atoms across 1 element: 60009 × C.

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Molar mass

Molar mass720,768.099 g/mol

Total atoms per molecule60009

Distinct elements1

Mass of one molecule1.1968636 × 10^-18 g

Molecules per gram8.3551711 × 10^17

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

C100%

Carbon (C × 60009)720,768.099 g/mol, 100%

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Elements in this formula

Carbon

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