Recognised as Colour

#CD5421

#CD5421
Orange
Dark
Nearest: Chocolate

#CD5421 is a orange with RGB values 205, 84, 33 and HSL 18°, 72%, 47%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#CD5421#CD5421

HEX#CD5421

RGBrgb(205, 84, 33)

RGB (0–1)0.8039, 0.3294, 0.1294

RGB percentages80.4%, 32.9%, 12.9%

HSLhsl(17.8, 72.3%, 46.7%)

HSV / HSBhsv(17.8, 83.9%, 80.4%)

CMYK0%, 59%, 83.9%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,456,417

CSS custom property--colour: #CD5421;

Brightness & contrast

Relative luminance0.1943WCAG 2.x, 0 is black and 1 is white

Perceived brightness129.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.89:1

Contrast with white4.3:1WCAG normal text: Fail

Contrast with black4.89:1WCAG normal text: AA

Greyscale equivalent#6A6A6A

Inverted#32ABDE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#776918no red cones; affects about 1% of men; ΔE 50.2 from the original

Deuteranopia#94841Cno green cones; the most common form, about 1% of men; ΔE 50.9 from the original

Tritanopia#E2364Ano blue cones; rare, and affects men and women equally; ΔE 28.9 from the original

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

Contrast with white, large text4.3:1WCAG large text: AA

Contrast with black, large text4.89:1WCAG large text: AAA

Named colours

Chocolate · ΔE 11.2 Coral · ΔE 16.5 Tomato · ΔE 17.2 Firebrick · ΔE 20.9 Sienna · ΔE 23.6 Brown · ΔE 25.1

Nearest named CSS colourChocolate (#D2691E)ΔE 11.23, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#219ACD

Analogous#CD2144, #CDAA21

Triadic#21CD54, #5421CD

Split complementary#21CDAA, #2144CD

Tetradic#44CD21, #219ACD, #AA21CD

Tints, shades & saturation

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

Lighter +40%#F6D3C4

Lighter +30%#EFB298

Lighter +20%#E7916D

Lighter +10%#E07041

Darker −10%#A1421A

Darker −20%#753013

Darker −30%#491E0C

Darker −40%#1D0C05

More saturated +25%#EB4803

Less saturated −25%#AF603F

Channel breakdown

R205

G84

B33

Red205 (80.4%)

Green84 (32.9%)

Blue33 (12.9%)

Hue17.79°

Saturation (HSL)72.27%

Lightness46.67%

Dominant channelRed

Hex per channelR CD · G 54 · B 21

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Cd5421 (chemical formula)

Formula
609,374.61 g/mol
5421 atoms

Cd5421 has a molar mass of 609,374.61 g/mol, made up of 5421 atoms across 1 element: 5421 × Cd.

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Molar mass

Molar mass609,374.61 g/mol

Total atoms per molecule5421

Distinct elements1

Mass of one molecule1.0118903 × 10^-18 g

Molecules per gram9.8824937 × 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

Cd100%

Cadmium (Cd × 5421)609,374.61 g/mol, 100%

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Elements in this formula

Cadmium

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