Recognised as Colour

#CD2004

#CD2004
Red
Dark
Nearest: Orange red

#CD2004 is a red with RGB values 205, 32, 4 and HSL 8°, 96%, 41%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#CD2004#CD2004

HEX#CD2004

RGBrgb(205, 32, 4)

RGB (0–1)0.8039, 0.1255, 0.0157

RGB percentages80.4%, 12.5%, 1.6%

HSLhsl(8.4, 96.2%, 41%)

HSV / HSBhsv(8.4, 98%, 80.4%)

CMYK0%, 84.4%, 98%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,443,076

CSS custom property--colour: #CD2004;

Brightness & contrast

Relative luminance0.14021WCAG 2.x, 0 is black and 1 is white

Perceived brightness114.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.52:1

Contrast with white5.52:1WCAG normal text: AA

Contrast with black3.8:1WCAG normal text: Fail

Greyscale equivalent#434343

Inverted#32DFFB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5C5100no red cones; affects about 1% of men; ΔE 69.5 from the original

Deuteranopia#857600no green cones; the most common form, about 1% of men; ΔE 68.9 from the original

Tritanopia#E3001Eno blue cones; rare, and affects men and women equally; ΔE 11.8 from the original

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

Contrast with white, large text5.52:1WCAG large text: AAA

Contrast with black, large text3.8:1WCAG large text: AA

Named colours

Orange red · ΔE 18.8 Firebrick · ΔE 20.8 Tomato · ΔE 21.3 Red · ΔE 21.7 Crimson · ΔE 24 Dark red · ΔE 25.4

Nearest named CSS colourOrange red (#FF4500)ΔE 18.83, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#04B1CD

Analogous#CD044D, #CD8404

Triadic#04CD20, #2004CD

Split complementary#04CD84, #044DCD

Tetradic#4DCD04, #04B1CD, #8404CD

Tints, shades & saturation

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

Lighter +40%#FDADA0

Lighter +30%#FC826E

Lighter +20%#FB563C

Lighter +10%#FA2B0A

Darker −10%#9B1803

Darker −20%#691002

Darker −30%#370901

Darker −40%#050100

More saturated +25%#D11D00

Less saturated −25%#B3331E

Channel breakdown

R205

G32

Red205 (80.4%)

Green32 (12.5%)

Blue4 (1.6%)

Hue8.36°

Saturation (HSL)96.17%

Lightness40.98%

Dominant channelRed

Hex per channelR CD · G 20 · B 04

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Cd2004 (chemical formula)

Formula
225,269.64 g/mol
2004 atoms

Cd2004 has a molar mass of 225,269.64 g/mol, made up of 2004 atoms across 1 element: 2004 × Cd.

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Molar mass

Molar mass225,269.64 g/mol

Total atoms per molecule2004

Distinct elements1

Mass of one molecule3.7406904 × 10^-19 g

Molecules per gram2.6733033 × 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

Cd100%

Cadmium (Cd × 2004)225,269.64 g/mol, 100%

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Elements in this formula

Cadmium

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