Recognised as Colour

#C17400

#C17400
Orange
Dark
Nearest: Dark goldenrod

#C17400 is a orange with RGB values 193, 116, 0 and HSL 36°, 100%, 38%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Dark goldenrod.

Colour values

#C17400#C17400

HEX#C17400

RGBrgb(193, 116, 0)

RGB (0–1)0.7569, 0.4549, 0

RGB percentages75.7%, 45.5%, 0%

HSLhsl(36.1, 100%, 37.8%)

HSV / HSBhsv(36.1, 100%, 75.7%)

CMYK0%, 39.9%, 100%, 24.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,678,144

CSS custom property--colour: #C17400;

Brightness & contrast

Relative luminance0.23828WCAG 2.x, 0 is black and 1 is white

Perceived brightness138 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.77:1

Contrast with white3.64:1WCAG normal text: Fail

Contrast with black5.77:1WCAG normal text: AA

Greyscale equivalent#7C7C7C

Inverted#3E8BFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#8D7B00no red cones; affects about 1% of men; ΔE 28.6 from the original

Deuteranopia#9F8D04no green cones; the most common form, about 1% of men; ΔE 29.3 from the original

Tritanopia#D46162no blue cones; rare, and affects men and women equally; ΔE 46.6 from the original

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

Contrast with white, large text3.64:1WCAG large text: AA

Contrast with black, large text5.77:1WCAG large text: AAA

Named colours

Dark goldenrod · ΔE 14.2 Chocolate · ΔE 14.7 Peru · ΔE 16.2 Goldenrod · ΔE 22 Dark orange · ΔE 22.7 Sandy brown · ΔE 24.2

Nearest named CSS colourDark goldenrod (#B8860B)ΔE 14.17, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#004DC1

Analogous#C11400, #ADC100

Triadic#00C174, #7400C1

Split complementary#00AEC1, #1300C1

Tetradic#00C114, #004DC1, #C100AE

Tints, shades & saturation

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

Lighter +40%#FFD28E

Lighter +30%#FFBE5B

Lighter +20%#FFA928

Lighter +10%#F49300

Darker −10%#8E5500

Darker −20%#5B3700

Darker −30%#281800

Darker −40%#000000

More saturated +25%#C17400

Less saturated −25%#A96F18

Channel breakdown

R193

G116

Red193 (75.7%)

Green116 (45.5%)

Blue0 (0%)

Hue36.06°

Saturation (HSL)100%

Lightness37.84%

Dominant channelRed

Hex per channelR C1 · G 74 · B 00

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C17400 (chemical formula)

Formula
208,991.4 g/mol
17400 atoms

C17400 has a molar mass of 208,991.4 g/mol, made up of 17400 atoms across 1 element: 17400 × C.

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Molar mass

Molar mass208,991.4 g/mol

Total atoms per molecule17400

Distinct elements1

Mass of one molecule3.4703838 × 10^-19 g

Molecules per gram2.8815256 × 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

C100%

Carbon (C × 17400)208,991.4 g/mol, 100%

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Elements in this formula

Carbon

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