Colour

#42254C

#42254C
Violet
Dark
Nearest: Dark slateblue

#42254C is a violet with RGB values 66, 37, 76 and HSL 285°, 35%, 22%. It is a dark colour, so white text on it reaches 13.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#42254C#42254C

HEX#42254C

RGBrgb(66, 37, 76)

RGB (0–1)0.2588, 0.1451, 0.298

RGB percentages25.9%, 14.5%, 29.8%

HSLhsl(284.6, 34.5%, 22.2%)

HSV / HSBhsv(284.6, 51.3%, 29.8%)

CMYK13.2%, 51.3%, 0%, 70.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,334,924

CSS custom property--colour: #42254C;

Brightness & contrast

Relative luminance0.03003WCAG 2.x, 0 is black and 1 is white

Perceived brightness52.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.12:1

Contrast with white13.12:1WCAG normal text: AAA

Contrast with black1.6:1WCAG normal text: Fail

Greyscale equivalent#2E2E2E

Inverted#BDDAB3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1E2F4Dno red cones; affects about 1% of men; ΔE 18.2 from the original

Deuteranopia#26314Bno green cones; the most common form, about 1% of men; ΔE 18 from the original

Tritanopia#422A35no blue cones; rare, and affects men and women equally; ΔE 18.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.12:1WCAG large text: AAA

Contrast with black, large text1.6:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 26.2 Midnight blue · ΔE 32.8 Black · ΔE 34.9 Dim grey · ΔE 37.5 Rebecca purple · ΔE 37.8 Dark slate grey · ΔE 38.1

Nearest named CSS colourDark slateblue (#483D8B)ΔE 26.15, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2F4C25

Analogous#2F254C, #4C2542

Triadic#4C4225, #254C42

Split complementary#424C25, #254C2F

Tetradic#4C2F25, #2F4C25, #25424C

Tints, shades & saturation

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

Lighter +40%#AF7DC0

Lighter +30%#9A5BAF

Lighter +20%#7E4691

Lighter +10%#60366E

Darker −10%#24142A

Darker −20%#060407

Darker −30%#000000

Darker −40%#000000

More saturated +25%#49175A

Less saturated −25%#3B333E

Channel breakdown

R66

G37

B76

Red66 (25.9%)

Green37 (14.5%)

Blue76 (29.8%)

Hue284.62°

Saturation (HSL)34.51%

Lightness22.16%

Dominant channelBlue

Hex per channelR 42 · G 25 · B 4C

Keep nerding

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#42254C

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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