Colour

#FE003F

#FE003F
Red
Dark
Nearest: Crimson

#FE003F is a red with RGB values 254, 0, 63 and HSL 345°, 100%, 50%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FE003F#FE003F

HEX#FE003F

RGBrgb(254, 0, 63)

RGB (0–1)0.9961, 0, 0.2471

RGB percentages99.6%, 0%, 24.7%

HSLhsl(345.1, 100%, 49.8%)

HSV / HSBhsv(345.1, 100%, 99.6%)

CMYK0%, 100%, 75.2%, 0.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,646,207

CSS custom property--colour: #FE003F;

Brightness & contrast

Relative luminance0.2143WCAG 2.x, 0 is black and 1 is white

Perceived brightness140.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.29:1

Contrast with white3.97:1WCAG normal text: Fail

Contrast with black5.29:1WCAG normal text: AA

Greyscale equivalent#3B3B3B

Inverted#01FFC0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#69613Eno red cones; affects about 1% of men; ΔE 86.6 from the original

Deuteranopia#A09036no green cones; the most common form, about 1% of men; ΔE 86.4 from the original

Tritanopia#FF0026no blue cones; rare, and affects men and women equally; ΔE 13.5 from the original

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

Contrast with white, large text3.97:1WCAG large text: AA

Contrast with black, large text5.29:1WCAG large text: AAA

Named colours

Crimson · ΔE 14 Tomato · ΔE 25.3 Red · ΔE 26.2 Firebrick · ΔE 29 Orange red · ΔE 31.2 Brown · ΔE 36.6

Nearest named CSS colourCrimson (#DC143C)ΔE 13.97, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00FEBF

Analogous#FE00BE, #FE4000

Triadic#3FFE00, #003FFE

Split complementary#00FE40, #00BEFE

Tetradic#BEFE00, #00FEBF, #4000FE

Tints, shades & saturation

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

Lighter +40%#FFCBD8

Lighter +30%#FF98B2

Lighter +20%#FF658B

Lighter +10%#FF3265

Darker −10%#CB0032

Darker −20%#980026

Darker −30%#650019

Darker −40%#32000C

More saturated +25%#FE003F

Less saturated −25%#DE204F

Channel breakdown

R254

B63

Red254 (99.6%)

Green0 (0%)

Blue63 (24.7%)

Hue345.12°

Saturation (HSL)100%

Lightness49.8%

Dominant channelRed

Hex per channelR FE · G 00 · B 3F

Keep nerding

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

#FE003F

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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