Colour

#CA2840

#CA2840
Red
Dark
Nearest: Crimson

#CA2840 is a red with RGB values 202, 40, 64 and HSL 351°, 67%, 47%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#CA2840#CA2840

HEX#CA2840

RGBrgb(202, 40, 64)

RGB (0–1)0.7922, 0.1569, 0.251

RGB percentages79.2%, 15.7%, 25.1%

HSLhsl(351.1, 66.9%, 47.5%)

HSV / HSBhsv(351.1, 80.2%, 79.2%)

CMYK0%, 80.2%, 68.3%, 20.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,248,576

CSS custom property--colour: #CA2840;

Brightness & contrast

Relative luminance0.14444WCAG 2.x, 0 is black and 1 is white

Perceived brightness116.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.4:1

Contrast with white5.4:1WCAG normal text: AA

Contrast with black3.89:1WCAG normal text: Fail

Greyscale equivalent#4C4C4C

Inverted#35D7BF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5A5440no red cones; affects about 1% of men; ΔE 66 from the original

Deuteranopia#82763Bno green cones; the most common form, about 1% of men; ΔE 66.5 from the original

Tritanopia#DE0033no blue cones; rare, and affects men and women equally; ΔE 15.3 from the original

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

Contrast with white, large text5.4:1WCAG large text: AAA

Contrast with black, large text3.89:1WCAG large text: AA

Named colours

Crimson · ΔE 10.6 Firebrick · ΔE 13.2 Brown · ΔE 14.9 Indian red · ΔE 20.3 Dark red · ΔE 24.4 Tomato · ΔE 25.9

Nearest named CSS colourCrimson (#DC143C)ΔE 10.58, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#28CAB2

Analogous#CA2891, #CA6128

Triadic#40CA28, #2840CA

Split complementary#28CA61, #2891CA

Tetradic#91CA28, #28CAB2, #6128CA

Tints, shades & saturation

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

Lighter +40%#F4CAD0

Lighter +30%#EC9FAA

Lighter +20%#E47485

Lighter +10%#DB4A5F

Darker −10%#9F2033

Darker −20%#751725

Darker −30%#4A0F18

Darker −40%#20060A

More saturated +25%#E80A2B

Less saturated −25%#AC4655

Channel breakdown

R202

G40

B64

Red202 (79.2%)

Green40 (15.7%)

Blue64 (25.1%)

Hue351.11°

Saturation (HSL)66.94%

Lightness47.45%

Dominant channelRed

Hex per channelR CA · G 28 · B 40

Keep nerding

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

#CA2840

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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