Recognised as Colour

#CB5915

#CB5915
Orange
Dark
Nearest: Chocolate

#CB5915 is a orange with RGB values 203, 89, 21 and HSL 22°, 81%, 44%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#CB5915#CB5915

HEX#CB5915

RGBrgb(203, 89, 21)

RGB (0–1)0.7961, 0.349, 0.0824

RGB percentages79.6%, 34.9%, 8.2%

HSLhsl(22.4, 81.2%, 43.9%)

HSV / HSBhsv(22.4, 89.7%, 79.6%)

CMYK0%, 56.2%, 89.7%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,326,613

CSS custom property--colour: #CB5915;

Brightness & contrast

Relative luminance0.19895WCAG 2.x, 0 is black and 1 is white

Perceived brightness130.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.98:1

Contrast with white4.22:1WCAG normal text: Fail

Contrast with black4.98:1WCAG normal text: AA

Greyscale equivalent#6C6C6C

Inverted#34A6EA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7A6B03no red cones; affects about 1% of men; ΔE 46.9 from the original

Deuteranopia#96850Eno green cones; the most common form, about 1% of men; ΔE 47.4 from the original

Tritanopia#DF3D4Dno blue cones; rare, and affects men and women equally; ΔE 34 from the original

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

Contrast with white, large text4.22:1WCAG large text: AA

Contrast with black, large text4.98:1WCAG large text: AAA

Named colours

Chocolate · ΔE 6.7 Coral · ΔE 18 Tomato · ΔE 21.2 Peru · ΔE 24.4 Sienna · ΔE 25.3 Saddle brown · ΔE 26

Nearest named CSS colourChocolate (#D2691E)ΔE 6.67, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1587CB

Analogous#CB152C, #CBB415

Triadic#15CB59, #5915CB

Split complementary#15CBB4, #152CCB

Tetradic#2CCB15, #1587CB, #B415CB

Tints, shades & saturation

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

Lighter +40%#F7CEB5

Lighter +30%#F3AF86

Lighter +20%#EE9058

Lighter +10%#E9712A

Darker −10%#9D4510

Darker −20%#6F300B

Darker −30%#401C07

Darker −40%#120802

More saturated +25%#E05400

Less saturated −25%#AF6031

Channel breakdown

R203

G89

B21

Red203 (79.6%)

Green89 (34.9%)

Blue21 (8.2%)

Hue22.42°

Saturation (HSL)81.25%

Lightness43.92%

Dominant channelRed

Hex per channelR CB · G 59 · B 15

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Harmonies

Lighter and darker

Similar named colours

Also reads as

CB5915 (chemical formula)

Formula
63,953.161 g/mol
5916 atoms

CB5915 has a molar mass of 63,953.161 g/mol, made up of 5916 atoms across 2 elements: 1 × C, 5915 × B.

Open this reading on its own page →

Molar mass

Molar mass63,953.161 g/mol

Total atoms per molecule5916

Distinct elements2

Mass of one molecule1.0619672 × 10^-19 g

Molecules per gram9.4164865 × 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

C0%

B100%

Carbon (C)12.011 g/mol, 0.019%

Boron (B × 5915)63,941.15 g/mol, 99.981%

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Elements in this formula

Nerdulate something else

Nothing in mind? Surprise me · today’s page