Colour

#F7003F

#F7003F
Red
Dark
Nearest: Crimson

#F7003F is a red with RGB values 247, 0, 63 and HSL 345°, 100%, 48%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#F7003F#F7003F

HEX#F7003F

RGBrgb(247, 0, 63)

RGB (0–1)0.9686, 0, 0.2471

RGB percentages96.9%, 0%, 24.7%

HSLhsl(344.7, 100%, 48.4%)

HSV / HSBhsv(344.7, 100%, 96.9%)

CMYK0%, 100%, 74.5%, 3.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,187,455

CSS custom property--colour: #F7003F;

Brightness & contrast

Relative luminance0.20133WCAG 2.x, 0 is black and 1 is white

Perceived brightness136.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.03:1

Contrast with white4.18:1WCAG normal text: Fail

Contrast with black5.03:1WCAG normal text: AA

Greyscale equivalent#393939

Inverted#08FFC0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#655E3Eno red cones; affects about 1% of men; ΔE 85 from the original

Deuteranopia#9C8C36no green cones; the most common form, about 1% of men; ΔE 84.4 from the original

Tritanopia#FF0026no blue cones; rare, and affects men and women equally; ΔE 15.6 from the original

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

Contrast with white, large text4.18:1WCAG large text: AA

Contrast with black, large text5.03:1WCAG large text: AAA

Named colours

Crimson · ΔE 11.1 Tomato · ΔE 24.9 Firebrick · ΔE 26.7 Red · ΔE 28.3 Orange red · ΔE 32.6 Brown · ΔE 34

Nearest named CSS colourCrimson (#DC143C)ΔE 11.11, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00F7B8

Analogous#F700BB, #F73C00

Triadic#3FF700, #003FF7

Split complementary#00F73C, #00BBF7

Tetradic#BBF700, #00F7B8, #3C00F7

Tints, shades & saturation

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

Lighter +40%#FFC4D3

Lighter +30%#FF91AD

Lighter +20%#FF5E87

Lighter +10%#FF2B61

Darker −10%#C40032

Darker −20%#910025

Darker −30%#5E0018

Darker −40%#2B000B

More saturated +25%#F7003F

Less saturated −25%#D81F4E

Channel breakdown

R247

B63

Red247 (96.9%)

Green0 (0%)

Blue63 (24.7%)

Hue344.7°

Saturation (HSL)100%

Lightness48.43%

Dominant channelRed

Hex per channelR F7 · G 00 · B 3F

Keep nerding

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

#F7003F

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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