Recognised as Colour

#CFB757

#CFB757
Yellow
Dark
Nearest: Dark khaki

#CFB757 is a yellow with RGB values 207, 183, 87 and HSL 48°, 56%, 58%. It is a dark colour, so black text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Dark khaki.

Colour values

#CFB757#CFB757

HEX#CFB757

RGBrgb(207, 183, 87)

RGB (0–1)0.8118, 0.7176, 0.3412

RGB percentages81.2%, 71.8%, 34.1%

HSLhsl(48, 55.6%, 57.6%)

HSV / HSBhsv(48, 58%, 81.2%)

CMYK0%, 11.6%, 58%, 18.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,612,887

CSS custom property--colour: #CFB757;

Brightness & contrast

Relative luminance0.4782WCAG 2.x, 0 is black and 1 is white

Perceived brightness182.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 10.56:1

Contrast with white1.99:1WCAG normal text: Fail

Contrast with black10.56:1WCAG normal text: AAA

Greyscale equivalent#B5B5B5

Inverted#3048A8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#C7B34Dno red cones; affects about 1% of men; ΔE 3.6 from the original

Deuteranopia#CEBB5Bno green cones; the most common form, about 1% of men; ΔE 2.5 from the original

Tritanopia#DEABA2no blue cones; rare, and affects men and women equally; ΔE 44.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.99:1WCAG large text: Fail

Contrast with black, large text10.56:1WCAG large text: AAA

Named colours

Dark khaki · ΔE 13.2 Khaki · ΔE 17.8 Goldenrod · ΔE 21.5 Dark goldenrod · ΔE 23.3 Burlywood · ΔE 23.5 Olive · ΔE 25.5

Nearest named CSS colourDark khaki (#BDB76B)ΔE 13.15, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#576FCF

Analogous#CF7B57, #ABCF57

Triadic#57CFB7, #B757CF

Split complementary#57ABCF, #7B57CF

Tetradic#57CF7B, #576FCF, #CF57AB

Tints, shades & saturation

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

Lighter +40%#FCFBF6

Lighter +30%#F1EACE

Lighter +20%#E6D9A6

Lighter +10%#DAC87F

Darker −10%#BDA236

Darker −20%#95802B

Darker −30%#6E5E1F

Darker −40%#463C14

More saturated +25%#EAC73C

Less saturated −25%#B4A772

Channel breakdown

R207

G183

B87

Red207 (81.2%)

Green183 (71.8%)

Blue87 (34.1%)

Hue48°

Saturation (HSL)55.56%

Lightness57.65%

Dominant channelRed

Hex per channelR CF · G B7 · B 57

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CFB757 (chemical formula)

Formula
8,214.179 g/mol
759 atoms

CFB757 has a molar mass of 8,214.179 g/mol, made up of 759 atoms across 3 elements: 1 × C, 1 × F, 757 × B.

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Molar mass

Molar mass8,214.179 g/mol

Total atoms per molecule759

Distinct elements3

Mass of one molecule1.3639965 × 10^-20 g

Molecules per gram7.331397 × 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, 0.146%

Fluorine (F)18.998 g/mol, 0.231%

Boron (B × 757)8,183.17 g/mol, 99.622%

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Elements in this formula

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