Colour

#C50742

#C50742
Red
Dark
Nearest: Crimson

#C50742 is a red with RGB values 197, 7, 66 and HSL 341°, 93%, 40%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#C50742#C50742

HEX#C50742

RGBrgb(197, 7, 66)

RGB (0–1)0.7725, 0.0275, 0.2588

RGB percentages77.3%, 2.7%, 25.9%

HSLhsl(341.4, 93.1%, 40%)

HSV / HSBhsv(341.4, 96.4%, 77.3%)

CMYK0%, 96.4%, 66.5%, 22.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,912,450

CSS custom property--colour: #C50742;

Brightness & contrast

Relative luminance0.12416WCAG 2.x, 0 is black and 1 is white

Perceived brightness110.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.03:1

Contrast with white6.03:1WCAG normal text: AA

Contrast with black3.48:1WCAG normal text: Fail

Greyscale equivalent#343434

Inverted#3AF8BD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4E4B42no red cones; affects about 1% of men; ΔE 70.3 from the original

Deuteranopia#7A6F3Dno green cones; the most common form, about 1% of men; ΔE 70.5 from the original

Tritanopia#D90027no blue cones; rare, and affects men and women equally; ΔE 22.1 from the original

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

Contrast with white, large text6.03:1WCAG large text: AAA

Contrast with black, large text3.48:1WCAG large text: AA

Named colours

Crimson · ΔE 12.9 Firebrick · ΔE 18.9 Brown · ΔE 19.5 Indian red · ΔE 24.9 Dark red · ΔE 28.2 Maroon · ΔE 29.4

Nearest named CSS colourCrimson (#DC143C)ΔE 12.87, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#07C58A

Analogous#C507A1, #C52B07

Triadic#42C507, #0742C5

Split complementary#07C52B, #07A1C5

Tetradic#A1C507, #07C58A, #2B07C5

Tints, shades & saturation

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

Lighter +40%#FC9DBA

Lighter +30%#FA6B98

Lighter +20%#F83A75

Lighter +10%#F60953

Darker −10%#940532

Darker −20%#630421

Darker −30%#310211

Darker −40%#000000

More saturated +25%#CC003F

Less saturated −25%#AC214C

Channel breakdown

R197

B66

Red197 (77.3%)

Green7 (2.7%)

Blue66 (25.9%)

Hue341.37°

Saturation (HSL)93.14%

Lightness40%

Dominant channelRed

Hex per channelR C5 · G 07 · B 42

Keep nerding

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

#C50742

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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