Recognised as Colour

#CD1000

#CD1000
Red
Dark
Nearest: Orange red

#CD1000 is a red with RGB values 205, 16, 0 and HSL 5°, 100%, 40%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#CD1000#CD1000

HEX#CD1000

RGBrgb(205, 16, 0)

RGB (0–1)0.8039, 0.0627, 0

RGB percentages80.4%, 6.3%, 0%

HSLhsl(4.7, 100%, 40.2%)

HSV / HSBhsv(4.7, 100%, 80.4%)

CMYK0%, 92.2%, 100%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,438,976

CSS custom property--colour: #CD1000;

Brightness & contrast

Relative luminance0.1335WCAG 2.x, 0 is black and 1 is white

Perceived brightness112.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.72:1

Contrast with white5.72:1WCAG normal text: AA

Contrast with black3.67:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#32EFFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#584D00no red cones; affects about 1% of men; ΔE 72.4 from the original

Deuteranopia#837400no green cones; the most common form, about 1% of men; ΔE 71.5 from the original

Tritanopia#E30013no blue cones; rare, and affects men and women equally; ΔE 8.4 from the original

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

Contrast with white, large text5.72:1WCAG large text: AAA

Contrast with black, large text3.67:1WCAG large text: AA

Named colours

Orange red · ΔE 18.6 Red · ΔE 19.7 Firebrick · ΔE 22.6 Tomato · ΔE 23.4 Crimson · ΔE 24.3 Dark red · ΔE 26.8

Nearest named CSS colourOrange red (#FF4500)ΔE 18.56, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00BDCD

Analogous#CD0056, #CD7700

Triadic#00CD10, #1000CD

Split complementary#00CD77, #0056CD

Tetradic#56CD00, #00BDCD, #7700CD

Tints, shades & saturation

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

Lighter +40%#FFA29A

Lighter +30%#FF7367

Lighter +20%#FF4434

Lighter +10%#FF1501

Darker −10%#9A0C00

Darker −20%#670800

Darker −30%#340400

Darker −40%#010000

More saturated +25%#CD1000

Less saturated −25%#B3261A

Channel breakdown

R205

G16

Red205 (80.4%)

Green16 (6.3%)

Blue0 (0%)

Hue4.68°

Saturation (HSL)100%

Lightness40.2%

Dominant channelRed

Hex per channelR CD · G 10 · B 00

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Cd1000 (chemical formula)

Formula
112,410 g/mol
1000 atoms

Cd1000 has a molar mass of 112,410 g/mol, made up of 1000 atoms across 1 element: 1000 × Cd.

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Molar mass

Molar mass112,410 g/mol

Total atoms per molecule1000

Distinct elements1

Mass of one molecule1.866612 × 10^-19 g

Molecules per gram5.3572998 × 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 × 1000)112,410 g/mol, 100%

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Elements in this formula

Cadmium

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