Recognised as Colour

#C60011

#C60011
Red
Dark
Nearest: Firebrick

#C60011 is a red with RGB values 198, 0, 17 and HSL 355°, 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

#C60011#C60011

HEX#C60011

RGBrgb(198, 0, 17)

RGB (0–1)0.7765, 0, 0.0667

RGB percentages77.6%, 0%, 6.7%

HSLhsl(354.8, 100%, 38.8%)

HSV / HSBhsv(354.8, 100%, 77.6%)

CMYK0%, 100%, 91.4%, 22.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,976,145

CSS custom property--colour: #C60011;

Brightness & contrast

Relative luminance0.12046WCAG 2.x, 0 is black and 1 is white

Perceived brightness108.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.16:1

Contrast with white6.16:1WCAG normal text: AA

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

Greyscale equivalent#2B2B2B

Inverted#39FFEE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#52480Cno red cones; affects about 1% of men; ΔE 71.8 from the original

Deuteranopia#7D6F00no green cones; the most common form, about 1% of men; ΔE 71.6 from the original

Tritanopia#DB000Eno blue cones; rare, and affects men and women equally; ΔE 9.2 from the original

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

Contrast with white, large text6.16:1WCAG large text: AAA

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

Named colours

Firebrick · ΔE 16 Crimson · ΔE 17.6 Dark red · ΔE 21.9 Tomato · ΔE 22.8 Red · ΔE 25.3 Orange red · ΔE 25.4

Nearest named CSS colourFirebrick (#B22222)ΔE 15.99, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00C6B5

Analogous#C60074, #C65200

Triadic#11C600, #0011C6

Split complementary#00C652, #0074C6

Tetradic#74C600, #00C6B5, #5200C6

Tints, shades & saturation

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

Lighter +40%#FF939C

Lighter +30%#FF606E

Lighter +20%#FF2D3F

Lighter +10%#F90015

Darker −10%#93000D

Darker −20%#600008

Darker −30%#2D0004

Darker −40%#000000

More saturated +25%#C60011

Less saturated −25%#AD1925

Channel breakdown

R198

B17

Red198 (77.6%)

Green0 (0%)

Blue17 (6.7%)

Hue354.85°

Saturation (HSL)100%

Lightness38.82%

Dominant channelRed

Hex per channelR C6 · G 00 · B 11

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C60011 (chemical formula)

Formula
720,792.121 g/mol
60011 atoms

C60011 has a molar mass of 720,792.121 g/mol, made up of 60011 atoms across 1 element: 60011 × C.

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Molar mass

Molar mass720,792.121 g/mol

Total atoms per molecule60011

Distinct elements1

Mass of one molecule1.1969035 × 10^-18 g

Molecules per gram8.3548926 × 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 × 60011)720,792.121 g/mol, 100%

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Elements in this formula

Carbon

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