Recognised as Colour

#CFB804

#CFB804
Yellow
Dark
Nearest: Goldenrod

#CFB804 is a yellow with RGB values 207, 184, 4 and HSL 53°, 96%, 41%. 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

#CFB804#CFB804

HEX#CFB804

RGBrgb(207, 184, 4)

RGB (0–1)0.8118, 0.7216, 0.0157

RGB percentages81.2%, 72.2%, 1.6%

HSLhsl(53.2, 96.2%, 41.4%)

HSV / HSBhsv(53.2, 98.1%, 81.2%)

CMYK0%, 11.1%, 98.1%, 18.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,613,060

CSS custom property--colour: #CFB804;

Brightness & contrast

Relative luminance0.47555WCAG 2.x, 0 is black and 1 is white

Perceived brightness180.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 10.51:1

Contrast with white2:1WCAG normal text: Fail

Contrast with black10.51:1WCAG normal text: AAA

Greyscale equivalent#B0B0B0

Inverted#3047FB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#CBB300no red cones; affects about 1% of men; ΔE 2.1 from the original

Deuteranopia#D2BB20no green cones; the most common form, about 1% of men; ΔE 3.6 from the original

Tritanopia#E0A99Cno blue cones; rare, and affects men and women equally; ΔE 66.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

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

Contrast with black, large text10.51:1WCAG large text: AAA

Named colours

Goldenrod · ΔE 17.2 Gold · ΔE 17.4 Dark goldenrod · ΔE 26.1 Olive · ΔE 30.3 Orange · ΔE 30.8 Yellow green · ΔE 32.6

Nearest named CSS colourGoldenrod (#DAA520)ΔE 17.25, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#041BCF

Analogous#CF5304, #81CF04

Triadic#04CFB8, #B804CF

Split complementary#0481CF, #5304CF

Tetradic#04CF52, #041BCF, #CF0480

Tints, shades & saturation

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

Lighter +40%#FDF3A2

Lighter +30%#FCEC70

Lighter +20%#FBE63E

Lighter +10%#FADF0C

Darker −10%#9D8C03

Darker −20%#6B5F02

Darker −30%#393301

Darker −40%#070600

More saturated +25%#D3BB00

Less saturated −25%#B5A41E

Channel breakdown

R207

G184

Red207 (81.2%)

Green184 (72.2%)

Blue4 (1.6%)

Hue53.2°

Saturation (HSL)96.21%

Lightness41.37%

Dominant channelRed

Hex per channelR CF · G B8 · B 04

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CFB804 (chemical formula)

Formula
8,722.249 g/mol
806 atoms

CFB804 has a molar mass of 8,722.249 g/mol, made up of 806 atoms across 3 elements: 1 × C, 1 × F, 804 × B.

Open this reading on its own page →

Molar mass

Molar mass8,722.249 g/mol

Total atoms per molecule806

Distinct elements3

Mass of one molecule1.4483635 × 10^-20 g

Molecules per gram6.904344 × 10^19

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

C0.1%

F0.2%

B99.6%

Carbon (C)12.011 g/mol, 0.138%

Fluorine (F)18.998 g/mol, 0.218%

Boron (B × 804)8,691.24 g/mol, 99.644%

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Elements in this formula

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