Recognised as Colour

#CD6409

#CD6409
Orange
Dark
Nearest: Chocolate

#CD6409 is a orange with RGB values 205, 100, 9 and HSL 28°, 92%, 42%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#CD6409#CD6409

HEX#CD6409

RGBrgb(205, 100, 9)

RGB (0–1)0.8039, 0.3922, 0.0353

RGB percentages80.4%, 39.2%, 3.5%

HSLhsl(27.9, 91.6%, 42%)

HSV / HSBhsv(27.9, 95.6%, 80.4%)

CMYK0%, 51.2%, 95.6%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,460,489

CSS custom property--colour: #CD6409;

Brightness & contrast

Relative luminance0.22113WCAG 2.x, 0 is black and 1 is white

Perceived brightness135.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.42:1

Contrast with white3.87:1WCAG normal text: Fail

Contrast with black5.42:1WCAG normal text: AA

Greyscale equivalent#747474

Inverted#329BF6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#837300no red cones; affects about 1% of men; ΔE 42.5 from the original

Deuteranopia#9C8B03no green cones; the most common form, about 1% of men; ΔE 43.2 from the original

Tritanopia#E14B55no blue cones; rare, and affects men and women equally; ΔE 39.8 from the original

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

Contrast with white, large text3.87:1WCAG large text: AA

Contrast with black, large text5.42:1WCAG large text: AAA

Named colours

Chocolate · ΔE 4.5 Coral · ΔE 20.4 Dark orange · ΔE 21.2 Peru · ΔE 21.8 Tomato · ΔE 26.4 Dark goldenrod · ΔE 27.9

Nearest named CSS colourChocolate (#D2691E)ΔE 4.48, a close match

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0972CD

Analogous#CD0910, #CDC609

Triadic#09CD64, #6409CD

Split complementary#09CDC6, #0910CD

Tetradic#10CD09, #0972CD, #C609CD

Tints, shades & saturation

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

Lighter +40%#FBCEA7

Lighter +30%#F9B376

Lighter +20%#F79845

Lighter +10%#F57C14

Darker −10%#9C4C07

Darker −20%#6B3405

Darker −30%#3A1D03

Darker −40%#0A0500

More saturated +25%#D66300

Less saturated −25%#B26624

Channel breakdown

R205

G100

Red205 (80.4%)

Green100 (39.2%)

Blue9 (3.5%)

Hue27.86°

Saturation (HSL)91.59%

Lightness41.96%

Dominant channelRed

Hex per channelR CD · G 64 · B 09

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Cd6409 (chemical formula)

Formula
720,435.69 g/mol
6409 atoms

Cd6409 has a molar mass of 720,435.69 g/mol, made up of 6409 atoms across 1 element: 6409 × Cd.

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Molar mass

Molar mass720,435.69 g/mol

Total atoms per molecule6409

Distinct elements1

Mass of one molecule1.1963116 × 10^-18 g

Molecules per gram8.3590261 × 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 × 6409)720,435.69 g/mol, 100%

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Elements in this formula

Cadmium

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