Recognised as Colour

#F65601

#F65601
Orange
Dark
Nearest: Orange red

#F65601 is a orange with RGB values 246, 86, 1 and HSL 21°, 99%, 48%. It is a dark colour, so black text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#F65601#F65601

HEX#F65601

RGBrgb(246, 86, 1)

RGB (0–1)0.9647, 0.3373, 0.0039

RGB percentages96.5%, 33.7%, 0.4%

HSLhsl(20.8, 99.2%, 48.4%)

HSV / HSBhsv(20.8, 99.6%, 96.5%)

CMYK0%, 65%, 99.6%, 3.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,143,873

CSS custom property--colour: #F65601;

Brightness & contrast

Relative luminance0.26251WCAG 2.x, 0 is black and 1 is white

Perceived brightness149.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.25:1

Contrast with white3.36:1WCAG normal text: Fail

Contrast with black6.25:1WCAG normal text: AA

Greyscale equivalent#727272

Inverted#09A9FE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#867500no red cones; affects about 1% of men; ΔE 64.7 from the original

Deuteranopia#AD9900no green cones; the most common form, about 1% of men; ΔE 64.5 from the original

Tritanopia#FF204Ano blue cones; rare, and affects men and women equally; ΔE 37.7 from the original

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

Contrast with white, large text3.36:1WCAG large text: AA

Contrast with black, large text6.25:1WCAG large text: AAA

Named colours

Orange red · ΔE 9.2 Red · ΔE 22 Tomato · ΔE 22.2 Chocolate · ΔE 24.6 Dark orange · ΔE 25.6 Coral · ΔE 26.2

Nearest named CSS colourOrange red (#FF4500)ΔE 9.17, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#01A1F6

Analogous#F60126, #F6D001

Triadic#01F656, #5601F6

Split complementary#01F6D1, #0126F6

Tetradic#27F601, #01A1F6, #D101F6

Tints, shades & saturation

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

Lighter +40%#FFD9C4

Lighter +30%#FFB791

Lighter +20%#FE965F

Lighter +10%#FE752C

Darker −10%#C34401

Darker −20%#903201

Darker −30%#5E2100

Darker −40%#2B0F00

More saturated +25%#F75600

Less saturated −25%#D75F20

Channel breakdown

R246

G86

Red246 (96.5%)

Green86 (33.7%)

Blue1 (0.4%)

Hue20.82°

Saturation (HSL)99.19%

Lightness48.43%

Dominant channelRed

Hex per channelR F6 · G 56 · B 01

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Harmonies

Lighter and darker

Similar named colours

Also reads as

F65601 (chemical formula)

Formula
1,246,287.798 g/mol
65601 atoms

F65601 has a molar mass of 1,246,287.798 g/mol, made up of 65601 atoms across 1 element: 65601 × F.

Open this reading on its own page →

Molar mass

Molar mass1,246,287.798 g/mol

Total atoms per molecule65601

Distinct elements1

Mass of one molecule2.0695096 × 10^-18 g

Molecules per gram4.8320627 × 10^17

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 × 65601)1,246,287.798 g/mol, 100%

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Elements in this formula

Fluorine

Nerdulate something else

Nothing in mind? Surprise me · today’s page