Recognised as Colour

#C56F1C

#C56F1C
Orange
Dark
Nearest: Chocolate

#C56F1C is a orange with RGB values 197, 111, 28 and HSL 29°, 75%, 44%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#C56F1C#C56F1C

HEX#C56F1C

RGBrgb(197, 111, 28)

RGB (0–1)0.7725, 0.4353, 0.1098

RGB percentages77.3%, 43.5%, 11%

HSLhsl(29.5, 75.1%, 44.1%)

HSV / HSBhsv(29.5, 85.8%, 77.3%)

CMYK0%, 43.7%, 85.8%, 22.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,939,036

CSS custom property--colour: #C56F1C;

Brightness & contrast

Relative luminance0.23323WCAG 2.x, 0 is black and 1 is white

Perceived brightness137.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.66:1

Contrast with white3.71:1WCAG normal text: Fail

Contrast with black5.66:1WCAG normal text: AA

Greyscale equivalent#7B7B7B

Inverted#3A90E3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#897908no red cones; affects about 1% of men; ΔE 33.6 from the original

Deuteranopia#9D8C1Cno green cones; the most common form, about 1% of men; ΔE 34 from the original

Tritanopia#D85C60no blue cones; rare, and affects men and women equally; ΔE 39.5 from the original

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

Contrast with white, large text3.71:1WCAG large text: AA

Contrast with black, large text5.66:1WCAG large text: AAA

Named colours

Chocolate · ΔE 8.6 Peru · ΔE 12.6 Dark goldenrod · ΔE 20.1 Sandy brown · ΔE 21.5 Coral · ΔE 22.4 Saddle brown · ΔE 23.6

Nearest named CSS colourChocolate (#D2691E)ΔE 8.57, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1C72C5

Analogous#C51C1D, #C5C41C

Triadic#1CC56F, #6F1CC5

Split complementary#1CC5C3, #1C1EC5

Tetradic#1DC51C, #1C72C5, #C31CC5

Tints, shades & saturation

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

Lighter +40%#F5D6B8

Lighter +30%#EFBC8B

Lighter +20%#E8A25F

Lighter +10%#E28832

Darker −10%#985616

Darker −20%#6C3D0F

Darker −30%#3F2409

Darker −40%#120A03

More saturated +25%#E16F00

Less saturated −25%#A96F38

Channel breakdown

R197

G111

B28

Red197 (77.3%)

Green111 (43.5%)

Blue28 (11%)

Hue29.47°

Saturation (HSL)75.11%

Lightness44.12%

Dominant channelRed

Hex per channelR C5 · G 6F · B 1C

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C56F1C (chemical formula)

Formula
703.625 g/mol
58 atoms

C56F1C has a molar mass of 703.625 g/mol, made up of 58 atoms across 2 elements: 57 × C, 1 × F.

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Molar mass

Molar mass703.625 g/mol

Total atoms per molecule58

Distinct elements2

Mass of one molecule1.1683968 × 10^-21 g

Molecules per gram8.5587362 × 10^20

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

C97.3%

F2.7%

Carbon (C × 57)684.627 g/mol, 97.3%

Fluorine (F)18.998 g/mol, 2.7%

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Elements in this formula

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