Recognised as Colour

#FB8945

#FB8945
Orange
Dark
Nearest: Coral

#FB8945 is a orange with RGB values 251, 137, 69 and HSL 22°, 96%, 63%. It is a dark colour, so black text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Coral.

Colour values

#FB8945#FB8945

HEX#FB8945

RGBrgb(251, 137, 69)

RGB (0–1)0.9843, 0.5373, 0.2706

RGB percentages98.4%, 53.7%, 27.1%

HSLhsl(22.4, 95.8%, 62.7%)

HSV / HSBhsv(22.4, 72.5%, 98.4%)

CMYK0%, 45.4%, 72.5%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,484,677

CSS custom property--colour: #FB8945;

Brightness & contrast

Relative luminance0.3883WCAG 2.x, 0 is black and 1 is white

Perceived brightness174.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 8.77:1

Contrast with white2.4:1WCAG normal text: Fail

Contrast with black8.77:1WCAG normal text: AAA

Greyscale equivalent#9C9C9C

Inverted#0476BA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#A9983Dno red cones; affects about 1% of men; ΔE 43.9 from the original

Deuteranopia#C5B144no green cones; the most common form, about 1% of men; ΔE 44 from the original

Tritanopia#FF717Ano blue cones; rare, and affects men and women equally; ΔE 36.1 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text2.4:1WCAG large text: Fail

Contrast with black, large text8.77:1WCAG large text: AAA

Named colours

Coral · ΔE 9.8 Chocolate · ΔE 13 Sandy brown · ΔE 17.8 Peru · ΔE 19.3 Dark orange · ΔE 21.4 Light salmon · ΔE 21.7

Nearest named CSS colourCoral (#FF7F50)ΔE 9.81, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#45B7FB

Analogous#FB455C, #FBE445

Triadic#45FB89, #8945FB

Split complementary#45FBE4, #455CFB

Tetradic#5CFB45, #45B7FB, #E445FB

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FEE8DB

Lighter +20%#FDC8A9

Lighter +10%#FCA977

Darker −10%#FA6913

Darker −20%#D55305

Darker −30%#A33F04

Darker −40%#722C02

More saturated +25%#FF8841

Less saturated −25%#E38F5D

Channel breakdown

R251

G137

B69

Red251 (98.4%)

Green137 (53.7%)

Blue69 (27.1%)

Hue22.42°

Saturation (HSL)95.79%

Lightness62.75%

Dominant channelRed

Hex per channelR FB · G 89 · B 45

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FB8945 (chemical formula)

Formula
96,714.448 g/mol
8946 atoms

FB8945 has a molar mass of 96,714.448 g/mol, made up of 8946 atoms across 2 elements: 1 × F, 8945 × B.

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Molar mass

Molar mass96,714.448 g/mol

Total atoms per molecule8946

Distinct elements2

Mass of one molecule1.6059812 × 10^-19 g

Molecules per gram6.226723 × 10^18

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%

B100%

Fluorine (F)18.998 g/mol, 0.02%

Boron (B × 8945)96,695.45 g/mol, 99.98%

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