Colour

#CFB723

#CFB723
Yellow
Dark
Nearest: Goldenrod

#CFB723 is a yellow with RGB values 207, 183, 35 and HSL 52°, 71%, 47%. It is a dark colour, so black text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.

Colour values

#CFB723#CFB723

HEX#CFB723

RGBrgb(207, 183, 35)

RGB (0–1)0.8118, 0.7176, 0.1373

RGB percentages81.2%, 71.8%, 13.7%

HSLhsl(51.6, 71.1%, 47.5%)

HSV / HSBhsv(51.6, 83.1%, 81.2%)

CMYK0%, 11.6%, 83.1%, 18.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,612,835

CSS custom property--colour: #CFB723;

Brightness & contrast

Relative luminance0.47254WCAG 2.x, 0 is black and 1 is white

Perceived brightness180.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 10.45:1

Contrast with white2.01:1WCAG normal text: Fail

Contrast with black10.45:1WCAG normal text: AAA

Greyscale equivalent#B1B1B1

Inverted#3048DC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#CAB200no red cones; affects about 1% of men; ΔE 4.5 from the original

Deuteranopia#D0BB30no green cones; the most common form, about 1% of men; ΔE 3.2 from the original

Tritanopia#E0A99Dno blue cones; rare, and affects men and women equally; ΔE 61.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.01:1WCAG large text: Fail

Contrast with black, large text10.45:1WCAG large text: AAA

Named colours

Goldenrod · ΔE 14.8 Gold · ΔE 21.2 Dark goldenrod · ΔE 23.1 Olive · ΔE 27.4 Khaki · ΔE 30.3 Orange · ΔE 30.8

Nearest named CSS colourGoldenrod (#DAA520)ΔE 14.76, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#233BCF

Analogous#CF6123, #91CF23

Triadic#23CFB7, #B723CF

Split complementary#2391CF, #6123CF

Tetradic#23CF61, #233BCF, #CF2391

Tints, shades & saturation

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

Lighter +40%#F6EFC8

Lighter +30%#EEE39D

Lighter +20%#E7D771

Lighter +10%#E0CA45

Darker −10%#A3901C

Darker −20%#786A14

Darker −30%#4C430D

Darker −40%#211D05

More saturated +25%#EDCD05

Less saturated −25%#B1A141

Channel breakdown

R207

G183

B35

Red207 (81.2%)

Green183 (71.8%)

Blue35 (13.7%)

Hue51.63°

Saturation (HSL)71.07%

Lightness47.45%

Dominant channelRed

Hex per channelR CF · G B7 · B 23

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CFB723 (chemical formula)

Formula
7,846.639 g/mol
725 atoms

CFB723 has a molar mass of 7,846.639 g/mol, made up of 725 atoms across 3 elements: 1 × C, 1 × F, 723 × B.

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Molar mass

Molar mass7,846.639 g/mol

Total atoms per molecule725

Distinct elements3

Mass of one molecule1.3029651 × 10^-20 g

Molecules per gram7.6748029 × 10^19

Composition by mass

C0.2%

F0.2%

B99.6%

Carbon (C)12.011 g/mol, 0.153%

Fluorine (F)18.998 g/mol, 0.242%

Boron (B × 723)7,815.63 g/mol, 99.605%

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Elements in this formula

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