Colour

#FF3543

#FF3543
Red
Dark
Nearest: Crimson

#FF3543 is a red with RGB values 255, 53, 67 and HSL 356°, 100%, 60%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF3543#FF3543

HEX#FF3543

RGBrgb(255, 53, 67)

RGB (0–1)1, 0.2078, 0.2627

RGB percentages100%, 20.8%, 26.3%

HSLhsl(355.8, 100%, 60.4%)

HSV / HSBhsv(355.8, 79.2%, 100%)

CMYK0%, 79.2%, 73.7%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,725,315

CSS custom property--colour: #FF3543;

Brightness & contrast

Relative luminance0.24211WCAG 2.x, 0 is black and 1 is white

Perceived brightness147 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.84:1

Contrast with white3.59:1WCAG normal text: Fail

Contrast with black5.84:1WCAG normal text: AA

Greyscale equivalent#616161

Inverted#00CABC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#756B41no red cones; affects about 1% of men; ΔE 79 from the original

Deuteranopia#A7963Bno green cones; the most common form, about 1% of men; ΔE 79 from the original

Tritanopia#FF003Dno blue cones; rare, and affects men and women equally; ΔE 7.8 from the original

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

Contrast with white, large text3.59:1WCAG large text: AA

Contrast with black, large text5.84:1WCAG large text: AAA

Named colours

Crimson · ΔE 12.8 Tomato · ΔE 17.5 Firebrick · ΔE 25.1 Red · ΔE 26.2 Orange red · ΔE 27.7 Coral · ΔE 30.9

Nearest named CSS colourCrimson (#DC143C)ΔE 12.82, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#35FFF1

Analogous#FF35A8, #FF8C35

Triadic#43FF35, #3543FF

Split complementary#35FF8C, #35A8FF

Tetradic#A8FF35, #35FFF1, #8C35FF

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFCED1

Lighter +20%#FF9BA2

Lighter +10%#FF6872

Darker −10%#FF0214

Darker −20%#CE000E

Darker −30%#9B000B

Darker −40%#680007

More saturated +25%#FF3543

Less saturated −25%#E64E59

Channel breakdown

R255

G53

B67

Red255 (100%)

Green53 (20.8%)

Blue67 (26.3%)

Hue355.84°

Saturation (HSL)100%

Lightness60.39%

Dominant channelRed

Hex per channelR FF · G 35 · B 43

Keep nerding

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

#FF3543

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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