Recognised as Colour

#CD424F

#CD424F
Red
Dark
Nearest: Indian red

#CD424F is a red with RGB values 205, 66, 79 and HSL 354°, 58%, 53%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#CD424F#CD424F

HEX#CD424F

RGBrgb(205, 66, 79)

RGB (0–1)0.8039, 0.2588, 0.3098

RGB percentages80.4%, 25.9%, 31%

HSLhsl(354.4, 58.2%, 53.1%)

HSV / HSBhsv(354.4, 67.8%, 80.4%)

CMYK0%, 67.8%, 61.5%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,451,855

CSS custom property--colour: #CD424F;

Brightness & contrast

Relative luminance0.1744WCAG 2.x, 0 is black and 1 is white

Perceived brightness125.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.68:1

Contrast with white4.68:1WCAG normal text: AA

Contrast with black4.49:1WCAG normal text: Fail

Greyscale equivalent#606060

Inverted#32BDB0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#67614Fno red cones; affects about 1% of men; ΔE 58.2 from the original

Deuteranopia#8A7F4Bno green cones; the most common form, about 1% of men; ΔE 59.4 from the original

Tritanopia#E02048no blue cones; rare, and affects men and women equally; ΔE 15.8 from the original

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

Contrast with white, large text4.68:1WCAG large text: AAA

Contrast with black, large text4.49:1WCAG large text: AA

Named colours

Indian red · ΔE 11.7 Brown · ΔE 14.4 Firebrick · ΔE 16.9 Crimson · ΔE 18.4 Salmon · ΔE 21.7 Light coral · ΔE 21.9

Nearest named CSS colourIndian red (#CD5C5C)ΔE 11.68, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#42CDC0

Analogous#CD4295, #CD7A42

Triadic#4FCD42, #424FCD

Split complementary#42CD7A, #4295CD

Tetradic#95CD42, #42CDC0, #7A42CD

Tints, shades & saturation

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

Lighter +40%#F8E3E5

Lighter +30%#EDBBC0

Lighter +20%#E2939A

Lighter +10%#D86A75

Darker −10%#AE2E3A

Darker −20%#86232D

Darker −30%#5D191F

Darker −40%#350E12

More saturated +25%#EB2437

Less saturated −25%#AF6067

Channel breakdown

R205

G66

B79

Red205 (80.4%)

Green66 (25.9%)

Blue79 (31%)

Hue354.39°

Saturation (HSL)58.16%

Lightness53.14%

Dominant channelRed

Hex per channelR CD · G 42 · B 4F

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Cd424F (chemical formula)

Formula
47,680.838 g/mol
425 atoms

Cd424F has a molar mass of 47,680.838 g/mol, made up of 425 atoms across 2 elements: 424 × Cd, 1 × F.

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Molar mass

Molar mass47,680.838 g/mol

Total atoms per molecule425

Distinct elements2

Mass of one molecule7.9175894 × 10^-20 g

Molecules per gram1.2630107 × 10^19

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%

F0%

Cadmium (Cd × 424)47,661.84 g/mol, 99.96%

Fluorine (F)18.998 g/mol, 0.04%

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