Recognised as Colour

#C58617

#C58617
Orange
Dark
Nearest: Dark goldenrod

#C58617 is a orange with RGB values 197, 134, 23 and HSL 38°, 79%, 43%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Dark goldenrod.

Colour values

#C58617#C58617

HEX#C58617

RGBrgb(197, 134, 23)

RGB (0–1)0.7725, 0.5255, 0.0902

RGB percentages77.3%, 52.5%, 9%

HSLhsl(38.3, 79.1%, 43.1%)

HSV / HSBhsv(38.3, 88.3%, 77.3%)

CMYK0%, 32%, 88.3%, 22.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,944,919

CSS custom property--colour: #C58617;

Brightness & contrast

Relative luminance0.28982WCAG 2.x, 0 is black and 1 is white

Perceived brightness149 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.8:1

Contrast with white3.09:1WCAG normal text: Fail

Contrast with black6.8:1WCAG normal text: AA

Greyscale equivalent#8B8B8B

Inverted#3A79E8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#9C8A00no red cones; affects about 1% of men; ΔE 21.5 from the original

Deuteranopia#AB991Cno green cones; the most common form, about 1% of men; ΔE 22 from the original

Tritanopia#D77573no blue cones; rare, and affects men and women equally; ΔE 49 from the original

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

Contrast with white, large text3.09:1WCAG large text: AA

Contrast with black, large text6.8:1WCAG large text: AAA

Named colours

Dark goldenrod · ΔE 6.2 Goldenrod · ΔE 14.2 Peru · ΔE 15.2 Sandy brown · ΔE 21.4 Chocolate · ΔE 22.3 Orange · ΔE 23.5

Nearest named CSS colourDark goldenrod (#B8860B)ΔE 6.25, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1756C5

Analogous#C52F17, #ADC517

Triadic#17C586, #8617C5

Split complementary#17ADC5, #2F17C5

Tetradic#17C52F, #1756C5, #C517AD

Tints, shades & saturation

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

Lighter +40%#F6DDB2

Lighter +30%#F1C984

Lighter +20%#EBB657

Lighter +10%#E6A229

Darker −10%#976712

Darker −20%#6A480C

Darker −30%#3C2907

Darker −40%#0E0A02

More saturated +25%#DC8C00

Less saturated −25%#AA7E33

Channel breakdown

R197

G134

B23

Red197 (77.3%)

Green134 (52.5%)

Blue23 (9%)

Hue38.28°

Saturation (HSL)79.09%

Lightness43.14%

Dominant channelRed

Hex per channelR C5 · G 86 · B 17

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C58617 (chemical formula)

Formula
704,048.787 g/mol
58617 atoms

C58617 has a molar mass of 704,048.787 g/mol, made up of 58617 atoms across 1 element: 58617 × C.

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Molar mass

Molar mass704,048.787 g/mol

Total atoms per molecule58617

Distinct elements1

Mass of one molecule1.1691005 × 10^-18 g

Molecules per gram8.5535845 × 10^17

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

C100%

Carbon (C × 58617)704,048.787 g/mol, 100%

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Elements in this formula

Carbon

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