Recognised as Colour

#CFC409

#CFC409
Yellow
Light
Nearest: Gold

#CFC409 is a yellow with RGB values 207, 196, 9 and HSL 57°, 92%, 42%. It is a light colour, so black text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Gold.

Colour values

#CFC409#CFC409

HEX#CFC409

RGBrgb(207, 196, 9)

RGB (0–1)0.8118, 0.7686, 0.0353

RGB percentages81.2%, 76.9%, 3.5%

HSLhsl(56.7, 91.7%, 42.4%)

HSV / HSBhsv(56.7, 95.7%, 81.2%)

CMYK0%, 5.3%, 95.7%, 18.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,616,137

CSS custom property--colour: #CFC409;

Brightness & contrast

Relative luminance0.52765WCAG 2.x, 0 is black and 1 is white

Perceived brightness188.1 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 11.55:1

Contrast with white1.82:1WCAG normal text: Fail

Contrast with black11.55:1WCAG normal text: AAA

Greyscale equivalent#B9B9B9

Inverted#303BF6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#D6BC00no red cones; affects about 1% of men; ΔE 7.2 from the original

Deuteranopia#DAC326no green cones; the most common form, about 1% of men; ΔE 7.1 from the original

Tritanopia#DFB6A7no blue cones; rare, and affects men and women equally; ΔE 69.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.82:1WCAG large text: Fail

Contrast with black, large text11.55:1WCAG large text: AAA

Named colours

Gold · ΔE 17.1 Goldenrod · ΔE 24.2 Yellow · ΔE 27.1 Yellow green · ΔE 27.5 Dark goldenrod · ΔE 32.9 Olive · ΔE 33.3

Nearest named CSS colourGold (#FFD700)ΔE 17.11, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0914CF

Analogous#CF6109, #77CF09

Triadic#09CFC4, #C409CF

Split complementary#0977CF, #6109CF

Tetradic#09CF61, #0914CF, #CF0977

Tints, shades & saturation

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

Lighter +40%#FBF7A9

Lighter +30%#F9F278

Lighter +20%#F7ED47

Lighter +10%#F5E916

Darker −10%#9E9607

Darker −20%#6D6705

Darker −30%#3C3903

Darker −40%#0B0B01

More saturated +25%#D8CC00

Less saturated −25%#B4AC24

Channel breakdown

R207

G196

Red207 (81.2%)

Green196 (76.9%)

Blue9 (3.5%)

Hue56.67°

Saturation (HSL)91.67%

Lightness42.35%

Dominant channelRed

Hex per channelR CF · G C4 · B 09

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CFC409 (chemical formula)

Formula
4,943.508 g/mol
411 atoms

CFC409 has a molar mass of 4,943.508 g/mol, made up of 411 atoms across 2 elements: 410 × C, 1 × F.

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Molar mass

Molar mass4,943.508 g/mol

Total atoms per molecule411

Distinct elements2

Mass of one molecule8.2088882 × 10^-21 g

Molecules per gram1.2181918 × 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

C99.6%

F0.4%

Carbon (C × 410)4,924.51 g/mol, 99.616%

Fluorine (F)18.998 g/mol, 0.384%

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