Colour

#FF0704

#FF0704
Red
Dark
Nearest: Red

#FF0704 is a red with RGB values 255, 7, 4 and HSL 1°, 100%, 51%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#FF0704#FF0704

HEX#FF0704

RGBrgb(255, 7, 4)

RGB (0–1)1, 0.0275, 0.0157

RGB percentages100%, 2.7%, 1.6%

HSLhsl(0.7, 100%, 50.8%)

HSV / HSBhsv(0.7, 98.4%, 100%)

CMYK0%, 97.3%, 98.4%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,713,476

CSS custom property--colour: #FF0704;

Brightness & contrast

Relative luminance0.21421WCAG 2.x, 0 is black and 1 is white

Perceived brightness139.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.28:1

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

Contrast with black5.28:1WCAG normal text: AA

Greyscale equivalent#3C3C3C

Inverted#00F8FB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6D6000no red cones; affects about 1% of men; ΔE 86.8 from the original

Deuteranopia#A49100no green cones; the most common form, about 1% of men; ΔE 85.4 from the original

Tritanopia#FF0013no blue cones; rare, and affects men and women equally; ΔE 4.1 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 text5.28:1WCAG large text: AAA

Named colours

Red · ΔE 1.1 Orange red · ΔE 12.9 Tomato · ΔE 30.8 Crimson · ΔE 34.4 Firebrick · ΔE 39.8 Coral · ΔE 41.5

Nearest named CSS colourRed (#FF0000)ΔE 1.05, below the just-noticeable difference

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#04FCFF

Analogous#FF047E, #FF8504

Triadic#04FF07, #0704FF

Split complementary#04FF84, #047FFF

Tetradic#7FFF04, #04FCFF, #8404FF

Tints, shades & saturation

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

Lighter +40%#FFD1D0

Lighter +30%#FF9E9D

Lighter +20%#FF6C6A

Lighter +10%#FF3937

Darker −10%#D00200

Darker −20%#9D0200

Darker −30%#6A0100

Darker −40%#370100

More saturated +25%#FF0704

Less saturated −25%#E02623

Channel breakdown

R255

Red255 (100%)

Green7 (2.7%)

Blue4 (1.6%)

Hue0.72°

Saturation (HSL)100%

Lightness50.78%

Dominant channelRed

Hex per channelR FF · G 07 · B 04

Keep nerding

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#FF0704

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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