Recognised as Colour

#C70043

#C70043
Red
Dark
Nearest: Crimson

#C70043 is a red with RGB values 199, 0, 67 and HSL 340°, 100%, 39%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#C70043#C70043

HEX#C70043

RGBrgb(199, 0, 67)

RGB (0–1)0.7804, 0, 0.2627

RGB percentages78%, 0%, 26.3%

HSLhsl(339.8, 100%, 39%)

HSV / HSBhsv(339.8, 100%, 78%)

CMYK0%, 100%, 66.3%, 22%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,041,731

CSS custom property--colour: #C70043;

Brightness & contrast

Relative luminance0.12547WCAG 2.x, 0 is black and 1 is white

Perceived brightness111.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.98:1

Contrast with white5.98:1WCAG normal text: AA

Contrast with black3.51:1WCAG normal text: Fail

Greyscale equivalent#2F2F2F

Inverted#38FFBC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4E4B43no red cones; affects about 1% of men; ΔE 71.3 from the original

Deuteranopia#7B703Eno green cones; the most common form, about 1% of men; ΔE 71.8 from the original

Tritanopia#DB0026no blue cones; rare, and affects men and women equally; ΔE 23.4 from the original

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

Contrast with white, large text5.98:1WCAG large text: AAA

Contrast with black, large text3.51:1WCAG large text: AA

Named colours

Crimson · ΔE 12.7 Firebrick · ΔE 19.9 Brown · ΔE 20.8 Indian red · ΔE 25.9 Dark red · ΔE 29.2 Maroon · ΔE 30.5

Nearest named CSS colourCrimson (#DC143C)ΔE 12.71, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00C784

Analogous#C700A6, #C72000

Triadic#43C700, #0043C7

Split complementary#00C720, #00A6C7

Tetradic#A7C700, #00C784, #2100C7

Tints, shades & saturation

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

Lighter +40%#FF94B8

Lighter +30%#FF6196

Lighter +20%#FF2E74

Lighter +10%#FA0054

Darker −10%#940032

Darker −20%#610021

Darker −30%#2E000F

Darker −40%#000000

More saturated +25%#C70043

Less saturated −25%#AE194B

Channel breakdown

R199

B67

Red199 (78%)

Green0 (0%)

Blue67 (26.3%)

Hue339.8°

Saturation (HSL)100%

Lightness39.02%

Dominant channelRed

Hex per channelR C7 · G 00 · B 43

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C70043 (chemical formula)

Formula
841,286.473 g/mol
70043 atoms

C70043 has a molar mass of 841,286.473 g/mol, made up of 70043 atoms across 1 element: 70043 × C.

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Molar mass

Molar mass841,286.473 g/mol

Total atoms per molecule70043

Distinct elements1

Mass of one molecule1.3969891 × 10^-18 g

Molecules per gram7.1582522 × 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 × 70043)841,286.473 g/mol, 100%

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Elements in this formula

Carbon

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