Recognised as Colour

#FBB61C

#FBB61C
Orange
Light
Nearest: Orange

#FBB61C is a orange with RGB values 251, 182, 28 and HSL 41°, 97%, 55%. It is a light colour, so black text on it reaches 11.8:1 contrast (AAA for normal text). The nearest named colour is Orange.

Colour values

#FBB61C#FBB61C

HEX#FBB61C

RGBrgb(251, 182, 28)

RGB (0–1)0.9843, 0.7137, 0.1098

RGB percentages98.4%, 71.4%, 11%

HSLhsl(41.4, 96.5%, 54.7%)

HSV / HSBhsv(41.4, 88.8%, 98.4%)

CMYK0%, 27.5%, 88.8%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,496,156

CSS custom property--colour: #FBB61C;

Brightness & contrast

Relative luminance0.54049WCAG 2.x, 0 is black and 1 is white

Perceived brightness195.9 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 11.81:1

Contrast with white1.78:1WCAG normal text: Fail

Contrast with black11.81:1WCAG normal text: AAA

Greyscale equivalent#BABABA

Inverted#0449E3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#D1B800no red cones; affects about 1% of men; ΔE 20 from the original

Deuteranopia#E1C927no green cones; the most common form, about 1% of men; ΔE 20.9 from the original

Tritanopia#FFA29Cno blue cones; rare, and affects men and women equally; ΔE 63 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.78:1WCAG large text: Fail

Contrast with black, large text11.81:1WCAG large text: AAA

Named colours

Orange · ΔE 11 Goldenrod · ΔE 12.6 Gold · ΔE 20.3 Dark goldenrod · ΔE 24.5 Dark orange · ΔE 24.9 Sandy brown · ΔE 32.2

Nearest named CSS colourOrange (#FFA500)ΔE 10.99, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1C61FB

Analogous#FB471C, #D0FB1C

Triadic#1CFBB6, #B61CFB

Split complementary#1CD0FB, #471CFB

Tetradic#1CFB47, #1C61FB, #FB1CD0

Tints, shades & saturation

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

Lighter +40%#FFF6E4

Lighter +30%#FEE6B2

Lighter +20%#FDD680

Lighter +10%#FCC64E

Darker −10%#E09C04

Darker −20%#AE7903

Darker −30%#7C5602

Darker −40%#4A3301

More saturated +25%#FFB818

Less saturated −25%#DEAB39

Channel breakdown

R251

G182

B28

Red251 (98.4%)

Green182 (71.4%)

Blue28 (11%)

Hue41.43°

Saturation (HSL)96.54%

Lightness54.71%

Dominant channelRed

Hex per channelR FB · G B6 · B 1C

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FBB61C (chemical formula)

Formula
701.229 g/mol
64 atoms

FBB61C has a molar mass of 701.229 g/mol, made up of 64 atoms across 3 elements: 1 × F, 62 × B, 1 × C.

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Molar mass

Molar mass701.229 g/mol

Total atoms per molecule64

Distinct elements3

Mass of one molecule1.1644181 × 10^-21 g

Molecules per gram8.5879802 × 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

F2.7%

B95.6%

C1.7%

Fluorine (F)18.998 g/mol, 2.709%

Boron (B × 62)670.22 g/mol, 95.578%

Carbon (C)12.011 g/mol, 1.713%

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