Colour

#CC0028

#CC0028
Red
Dark
Nearest: Crimson

#CC0028 is a red with RGB values 204, 0, 40 and HSL 348°, 100%, 40%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#CC0028#CC0028

HEX#CC0028

RGBrgb(204, 0, 40)

RGB (0–1)0.8, 0, 0.1569

RGB percentages80%, 0%, 15.7%

HSLhsl(348.2, 100%, 40%)

HSV / HSBhsv(348.2, 100%, 80%)

CMYK0%, 100%, 80.4%, 20%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,369,384

CSS custom property--colour: #CC0028;

Brightness & contrast

Relative luminance0.12991WCAG 2.x, 0 is black and 1 is white

Perceived brightness112.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.84:1

Contrast with white5.84:1WCAG normal text: AA

Contrast with black3.6:1WCAG normal text: Fail

Greyscale equivalent#2E2E2E

Inverted#33FFD7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#544B27no red cones; affects about 1% of men; ΔE 73 from the original

Deuteranopia#80731Fno green cones; the most common form, about 1% of men; ΔE 73.6 from the original

Tritanopia#E10018no blue cones; rare, and affects men and women equally; ΔE 15 from the original

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

Contrast with white, large text5.84:1WCAG large text: AAA

Contrast with black, large text3.6:1WCAG large text: AA

Named colours

Crimson · ΔE 7.9 Firebrick · ΔE 13.1 Brown · ΔE 21.4 Dark red · ΔE 22.8 Tomato · ΔE 23.1 Maroon · ΔE 26.7

Nearest named CSS colourCrimson (#DC143C)ΔE 7.88, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00CCA4

Analogous#CC008E, #CC3E00

Triadic#28CC00, #0028CC

Split complementary#00CC3E, #008ECC

Tetradic#8ECC00, #00CCA4, #3E00CC

Tints, shades & saturation

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

Lighter +40%#FF99AD

Lighter +30%#FF6684

Lighter +20%#FF335B

Lighter +10%#FF0032

Darker −10%#99001E

Darker −20%#660014

Darker −30%#33000A

Darker −40%#000000

More saturated +25%#CC0028

Less saturated −25%#B31938

Channel breakdown

R204

B40

Red204 (80%)

Green0 (0%)

Blue40 (15.7%)

Hue348.24°

Saturation (HSL)100%

Lightness40%

Dominant channelRed

Hex per channelR CC · G 00 · B 28

Keep nerding

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

#CC0028

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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