Recognised as Colour

#FF8144

#FF8144
Orange
Dark
Nearest: Coral

#FF8144 is a orange with RGB values 255, 129, 68 and HSL 20°, 100%, 63%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Coral.

Colour values

#FF8144#FF8144

HEX#FF8144

RGBrgb(255, 129, 68)

RGB (0–1)1, 0.5059, 0.2667

RGB percentages100%, 50.6%, 26.7%

HSLhsl(19.6, 100%, 63.3%)

HSV / HSBhsv(19.6, 73.3%, 100%)

CMYK0%, 49.4%, 73.3%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,744,772

CSS custom property--colour: #FF8144;

Brightness & contrast

Relative luminance0.37378WCAG 2.x, 0 is black and 1 is white

Perceived brightness172.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 8.48:1

Contrast with white2.48:1WCAG normal text: Fail

Contrast with black8.48:1WCAG normal text: AAA

Greyscale equivalent#979797

Inverted#007EBB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#A4933Dno red cones; affects about 1% of men; ΔE 49.1 from the original

Deuteranopia#C3AF41no green cones; the most common form, about 1% of men; ΔE 49.5 from the original

Tritanopia#FF6774no blue cones; rare, and affects men and women equally; ΔE 34.3 from the original

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

Contrast with white, large text2.48:1WCAG large text: Fail

Contrast with black, large text8.48:1WCAG large text: AAA

Named colours

Coral · ΔE 6.4 Chocolate · ΔE 13.7 Tomato · ΔE 16.7 Sandy brown · ΔE 22.8 Dark orange · ΔE 22.9 Peru · ΔE 23.9

Nearest named CSS colourCoral (#FF7F50)ΔE 6.41, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#44C2FF

Analogous#FF4464, #FFDE44

Triadic#44FF81, #8144FF

Split complementary#44FFDE, #4465FF

Tetradic#65FF44, #44C2FF, #DE44FF

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFE8DD

Lighter +20%#FFC6AA

Lighter +10%#FFA377

Darker −10%#FF5F11

Darker −20%#DD4800

Darker −30%#AA3700

Darker −40%#772700

More saturated +25%#FF8144

Less saturated −25%#E8895B

Channel breakdown

R255

G129

B68

Red255 (100%)

Green129 (50.6%)

Blue68 (26.7%)

Hue19.57°

Saturation (HSL)100%

Lightness63.33%

Dominant channelRed

Hex per channelR FF · G 81 · B 44

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF8144 (chemical formula)

Formula
154,738.71 g/mol
8145 atoms

FF8144 has a molar mass of 154,738.71 g/mol, made up of 8145 atoms across 1 element: 8145 × F.

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Molar mass

Molar mass154,738.71 g/mol

Total atoms per molecule8145

Distinct elements1

Mass of one molecule2.5694967 × 10^-19 g

Molecules per gram3.8918127 × 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

F100%

Fluorine (F × 8145)154,738.71 g/mol, 100%

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Elements in this formula

Fluorine

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