Recognised as Colour

#FF6334

#FF6334
Red
Dark
Nearest: Tomato

#FF6334 is a red with RGB values 255, 99, 52 and HSL 14°, 100%, 60%. It is a dark colour, so black text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Tomato.

Colour values

#FF6334#FF6334

HEX#FF6334

RGBrgb(255, 99, 52)

RGB (0–1)1, 0.3882, 0.2039

RGB percentages100%, 38.8%, 20.4%

HSLhsl(13.9, 100%, 60.2%)

HSV / HSBhsv(13.9, 79.6%, 100%)

CMYK0%, 61.2%, 79.6%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,737,076

CSS custom property--colour: #FF6334;

Brightness & contrast

Relative luminance0.30432WCAG 2.x, 0 is black and 1 is white

Perceived brightness159.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.09:1

Contrast with white2.96:1WCAG normal text: Fail

Contrast with black7.09:1WCAG normal text: AAA

Greyscale equivalent#818181

Inverted#009CCB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#8F802Dno red cones; affects about 1% of men; ΔE 63 from the original

Deuteranopia#B6A32Eno green cones; the most common form, about 1% of men; ΔE 63.2 from the original

Tritanopia#FF3A5Ano blue cones; rare, and affects men and women equally; ΔE 31 from the original

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

Contrast with white, large text2.96:1WCAG large text: Fail

Contrast with black, large text7.09:1WCAG large text: AAA

Named colours

Tomato · ΔE 9.2 Coral · ΔE 15.3 Orange red · ΔE 17.6 Chocolate · ΔE 21 Red · ΔE 27.2 Firebrick · ΔE 29.2

Nearest named CSS colourTomato (#FF6347)ΔE 9.25, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#34D0FF

Analogous#FF346B, #FFC834

Triadic#34FF63, #6334FF

Split complementary#34FFC9, #346AFF

Tetradic#6BFF34, #34D0FF, #C934FF

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFD9CD

Lighter +20%#FFB19A

Lighter +10%#FF8A67

Darker −10%#FF3C01

Darker −20%#CD2F00

Darker −30%#9A2400

Darker −40%#671800

More saturated +25%#FF6334

Less saturated −25%#E6714D

Channel breakdown

R255

G99

B52

Red255 (100%)

Green99 (38.8%)

Blue52 (20.4%)

Hue13.89°

Saturation (HSL)100%

Lightness60.2%

Dominant channelRed

Hex per channelR FF · G 63 · B 34

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF6334 (chemical formula)

Formula
120,352.33 g/mol
6335 atoms

FF6334 has a molar mass of 120,352.33 g/mol, made up of 6335 atoms across 1 element: 6335 × F.

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Molar mass

Molar mass120,352.33 g/mol

Total atoms per molecule6335

Distinct elements1

Mass of one molecule1.9984975 × 10^-19 g

Molecules per gram5.0037592 × 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 × 6335)120,352.33 g/mol, 100%

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Elements in this formula

Fluorine

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