Recognised as Colour

#F81E3C

#F81E3C
Red
Dark
Nearest: Crimson

#F81E3C is a red with RGB values 248, 30, 60 and HSL 352°, 94%, 55%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#F81E3C#F81E3C

HEX#F81E3C

RGBrgb(248, 30, 60)

RGB (0–1)0.9725, 0.1176, 0.2353

RGB percentages97.3%, 11.8%, 23.5%

HSLhsl(351.7, 94%, 54.5%)

HSV / HSBhsv(351.7, 87.9%, 97.3%)

CMYK0%, 87.9%, 75.8%, 2.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,260,668

CSS custom property--colour: #F81E3C;

Brightness & contrast

Relative luminance0.21211WCAG 2.x, 0 is black and 1 is white

Perceived brightness139 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.24:1

Contrast with white4.01:1WCAG normal text: Fail

Contrast with black5.24:1WCAG normal text: AA

Greyscale equivalent#4F4F4F

Inverted#07E1C3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6B623Bno red cones; affects about 1% of men; ΔE 82 from the original

Deuteranopia#9F8F33no green cones; the most common form, about 1% of men; ΔE 82 from the original

Tritanopia#FF002Eno blue cones; rare, and affects men and women equally; ΔE 9.4 from the original

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

Contrast with white, large text4.01:1WCAG large text: AA

Contrast with black, large text5.24:1WCAG large text: AAA

Named colours

Crimson · ΔE 11.9 Tomato · ΔE 21.1 Firebrick · ΔE 25.3 Red · ΔE 25.4 Orange red · ΔE 28.6 Brown · ΔE 33.1

Nearest named CSS colourCrimson (#DC143C)ΔE 11.85, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1EF8DA

Analogous#F81EA9, #F86D1E

Triadic#3CF81E, #1E3CF8

Split complementary#1EF86D, #1EA9F8

Tetradic#A9F81E, #1EF8DA, #6D1EF8

Tints, shades & saturation

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

Lighter +40%#FEE4E7

Lighter +30%#FDB2BD

Lighter +20%#FB8192

Lighter +10%#FA4F67

Darker −10%#DC0724

Darker −20%#AB051C

Darker −30%#790414

Darker −40%#48020C

More saturated +25%#FF1737

Less saturated −25%#DB3B51

Channel breakdown

R248

G30

B60

Red248 (97.3%)

Green30 (11.8%)

Blue60 (23.5%)

Hue351.74°

Saturation (HSL)93.97%

Lightness54.51%

Dominant channelRed

Hex per channelR F8 · G 1E · B 3C

Keep nerding

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

#F81E3C

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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