Colour

#423B54

#423B54
Violet
Dark
Nearest: Dark slate grey

#423B54 is a violet with RGB values 66, 59, 84 and HSL 257°, 17%, 28%. It is a dark colour, so white text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#423B54#423B54

HEX#423B54

RGBrgb(66, 59, 84)

RGB (0–1)0.2588, 0.2314, 0.3294

RGB percentages25.9%, 23.1%, 32.9%

HSLhsl(256.8, 17.5%, 28%)

HSV / HSBhsv(256.8, 29.8%, 32.9%)

CMYK21.4%, 29.8%, 0%, 67.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,340,564

CSS custom property--colour: #423B54;

Brightness & contrast

Relative luminance0.04926WCAG 2.x, 0 is black and 1 is white

Perceived brightness64.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.58:1

Contrast with white10.58:1WCAG normal text: AAA

Contrast with black1.99:1WCAG normal text: Fail

Greyscale equivalent#3E3E3E

Inverted#BDC4AB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#353F55no red cones; affects about 1% of men; ΔE 7 from the original

Deuteranopia#363E53no green cones; the most common form, about 1% of men; ΔE 6.6 from the original

Tritanopia#3F3F44no blue cones; rare, and affects men and women equally; ΔE 13.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text10.58:1WCAG large text: AAA

Contrast with black, large text1.99:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 23.6 Dim grey · ΔE 24.4 Slate grey · ΔE 28.8 Black · ΔE 31.3 Light slate grey · ΔE 31.6 Gray · ΔE 31.8

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 23.64, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4D543B

Analogous#3B4154, #4E3B54

Triadic#54423B, #3B5442

Split complementary#544F3B, #41543B

Tetradic#543B41, #4D543B, #3B544E

Tints, shades & saturation

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

Lighter +40%#A79FBC

Lighter +30%#8C81A7

Lighter +20%#716590

Lighter +10%#5A5072

Darker −10%#2A2636

Darker −20%#131118

Darker −30%#000000

Darker −40%#000000

More saturated +25%#3A2966

Less saturated −25%#484848

Channel breakdown

R66

G59

B84

Red66 (25.9%)

Green59 (23.1%)

Blue84 (32.9%)

Hue256.8°

Saturation (HSL)17.48%

Lightness28.04%

Dominant channelBlue

Hex per channelR 42 · G 3B · B 54

Keep nerding

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

#423B54

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

Nerdulate something else