Recognised as Colour

#FBC657

#FBC657
Orange
Light
Nearest: Goldenrod

#FBC657 is a orange with RGB values 251, 198, 87 and HSL 41°, 95%, 66%. It is a light colour, so black text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.

Colour values

#FBC657#FBC657

HEX#FBC657

RGBrgb(251, 198, 87)

RGB (0–1)0.9843, 0.7765, 0.3412

RGB percentages98.4%, 77.6%, 34.1%

HSLhsl(40.6, 95.3%, 66.3%)

HSV / HSBhsv(40.6, 65.3%, 98.4%)

CMYK0%, 21.1%, 65.3%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,500,311

CSS custom property--colour: #FBC657;

Brightness & contrast

Relative luminance0.61586WCAG 2.x, 0 is black and 1 is white

Perceived brightness206.7 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 13.32:1

Contrast with white1.58:1WCAG normal text: Fail

Contrast with black13.32:1WCAG normal text: AAA

Greyscale equivalent#C9C9C9

Inverted#0439A8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#DDC64Ano red cones; affects about 1% of men; ΔE 13.7 from the original

Deuteranopia#E9D35Bno green cones; the most common form, about 1% of men; ΔE 14 from the original

Tritanopia#FFB5AEno blue cones; rare, and affects men and women equally; ΔE 50.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.58:1WCAG large text: Fail

Contrast with black, large text13.32:1WCAG large text: AAA

Named colours

Goldenrod · ΔE 14.2 Sandy brown · ΔE 22.8 Dark goldenrod · ΔE 23.6 Khaki · ΔE 24.3 Orange · ΔE 25.5 Gold · ΔE 28

Nearest named CSS colourGoldenrod (#DAA520)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#578CFB

Analogous#FB7457, #DEFB57

Triadic#57FBC6, #C657FB

Split complementary#57DEFB, #7457FB

Tetradic#57FB74, #578CFB, #FB57DE

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFF9EC

Lighter +20%#FDE8BB

Lighter +10%#FCD789

Darker −10%#FAB525

Darker −20%#E79E05

Darker −30%#B57C04

Darker −40%#835A03

More saturated +25%#FFC753

Less saturated −25%#E5BE6C

Channel breakdown

R251

G198

B87

Red251 (98.4%)

Green198 (77.6%)

Blue87 (34.1%)

Hue40.61°

Saturation (HSL)95.35%

Lightness66.27%

Dominant channelRed

Hex per channelR FB · G C6 · B 57

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FBC657 (chemical formula)

Formula
7,921.035 g/mol
659 atoms

FBC657 has a molar mass of 7,921.035 g/mol, made up of 659 atoms across 3 elements: 1 × F, 1 × B, 657 × C.

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Molar mass

Molar mass7,921.035 g/mol

Total atoms per molecule659

Distinct elements3

Mass of one molecule1.3153188 × 10^-20 g

Molecules per gram7.6027195 × 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

F0.2%

B0.1%

C99.6%

Fluorine (F)18.998 g/mol, 0.24%

Boron (B)10.81 g/mol, 0.136%

Carbon (C × 657)7,891.227 g/mol, 99.624%

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