Recognised as Colour

#CB824B

#CB824B
Orange
Dark
Nearest: Peru

#CB824B is a orange with RGB values 203, 130, 75 and HSL 26°, 55%, 55%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Peru.

Colour values

#CB824B#CB824B

HEX#CB824B

RGBrgb(203, 130, 75)

RGB (0–1)0.7961, 0.5098, 0.2941

RGB percentages79.6%, 51%, 29.4%

HSLhsl(25.8, 55.2%, 54.5%)

HSV / HSBhsv(25.8, 63.1%, 79.6%)

CMYK0%, 36%, 63.1%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,337,163

CSS custom property--colour: #CB824B;

Brightness & contrast

Relative luminance0.2917WCAG 2.x, 0 is black and 1 is white

Perceived brightness151.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.83:1

Contrast with white3.07:1WCAG normal text: Fail

Contrast with black6.83:1WCAG normal text: AA

Greyscale equivalent#8E8E8E

Inverted#347DB4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#978946no red cones; affects about 1% of men; ΔE 27.3 from the original

Deuteranopia#A9994Bno green cones; the most common form, about 1% of men; ΔE 27.4 from the original

Tritanopia#DD7375no blue cones; rare, and affects men and women equally; ΔE 29.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.07:1WCAG large text: AA

Contrast with black, large text6.83:1WCAG large text: AAA

Named colours

Peru · ΔE 7.2 Sandy brown · ΔE 14.3 Dark salmon · ΔE 16.8 Light salmon · ΔE 17.4 Sienna · ΔE 19 Chocolate · ΔE 21.8

Nearest named CSS colourPeru (#CD853F)ΔE 7.2, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4B94CB

Analogous#CB4B54, #CBC24B

Triadic#4BCB82, #824BCB

Split complementary#4BCBC2, #4B54CB

Tetradic#54CB4B, #4B94CB, #C24BCB

Tints, shades & saturation

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

Lighter +40%#F9F0E9

Lighter +30%#EDD4C2

Lighter +20%#E2B99A

Lighter +10%#D69D73

Darker −10%#B06933

Darker −20%#895127

Darker −30%#613A1C

Darker −40%#392211

More saturated +25%#E87E2E

Less saturated −25%#AE8668

Channel breakdown

R203

G130

B75

Red203 (79.6%)

Green130 (51%)

Blue75 (29.4%)

Hue25.78°

Saturation (HSL)55.17%

Lightness54.51%

Dominant channelRed

Hex per channelR CB · G 82 · B 4B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CB824B (chemical formula)

Formula
8,930.261 g/mol
826 atoms

CB824B has a molar mass of 8,930.261 g/mol, made up of 826 atoms across 2 elements: 1 × C, 825 × B.

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Molar mass

Molar mass8,930.261 g/mol

Total atoms per molecule826

Distinct elements2

Mass of one molecule1.4829047 × 10^-20 g

Molecules per gram6.7435216 × 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

C0.1%

B99.9%

Carbon (C)12.011 g/mol, 0.134%

Boron (B × 825)8,918.25 g/mol, 99.866%

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Elements in this formula

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