Colour

#CA0804

#CA0804
Red
Dark
Nearest: Orange red

#CA0804 is a red with RGB values 202, 8, 4 and HSL 1°, 96%, 40%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#CA0804#CA0804

HEX#CA0804

RGBrgb(202, 8, 4)

RGB (0–1)0.7922, 0.0314, 0.0157

RGB percentages79.2%, 3.1%, 1.6%

HSLhsl(1.2, 96.1%, 40.4%)

HSV / HSBhsv(1.2, 98%, 79.2%)

CMYK0%, 96%, 98%, 20.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,240,324

CSS custom property--colour: #CA0804;

Brightness & contrast

Relative luminance0.12739WCAG 2.x, 0 is black and 1 is white

Perceived brightness110.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.92:1

Contrast with white5.92:1WCAG normal text: AA

Contrast with black3.55:1WCAG normal text: Fail

Greyscale equivalent#313131

Inverted#35F7FB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#564B00no red cones; affects about 1% of men; ΔE 72 from the original

Deuteranopia#817200no green cones; the most common form, about 1% of men; ΔE 71.4 from the original

Tritanopia#DF000Fno blue cones; rare, and affects men and women equally; ΔE 7.5 from the original

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

Contrast with white, large text5.92:1WCAG large text: AAA

Contrast with black, large text3.55:1WCAG large text: AA

Named colours

Orange red · ΔE 20.6 Firebrick · ΔE 20.6 Red · ΔE 21.2 Crimson · ΔE 22.4 Tomato · ΔE 23.3 Dark red · ΔE 25.2

Nearest named CSS colourOrange red (#FF4500)ΔE 20.62, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#04C6CA

Analogous#CA0463, #CA6B04

Triadic#04CA08, #0804CA

Split complementary#04CA6B, #0463CA

Tetradic#63CA04, #04C6CA, #6B04CA

Tints, shades & saturation

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

Lighter +40%#FD9F9D

Lighter +30%#FC6E6B

Lighter +20%#FB3D39

Lighter +10%#FA0C07

Darker −10%#980603

Darker −20%#660402

Darker −30%#340201

Darker −40%#020000

More saturated +25%#CE0400

Less saturated −25%#B0211E

Channel breakdown

R202

Red202 (79.2%)

Green8 (3.1%)

Blue4 (1.6%)

Hue1.21°

Saturation (HSL)96.12%

Lightness40.39%

Dominant channelRed

Hex per channelR CA · G 08 · B 04

Keep nerding

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

#CA0804

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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