#40184C#40184C

#40184C is a dark, moderate purple. Relative luminance 0.023; OKLCH L 29.5% C 0.099 H 317.7°. Best body text is #FFFFFF at 14.45:1 contrast (WCAG AA passes).

Color values

HEX	#40184C
RGB	rgb(64, 24, 76)
HSL	hsl(286, 52%, 20%)
HSV	hsv(286, 68%, 30%)
CMYK	cmyk(15.8%, 68.4%, 0%, 70.2%)
CIE-LAB	lab(16.82, 28.67, -23.82)
CIE-LCH	lch(16.82, 37.28, 320.28°)
OKLab	oklab(29.53% 0.0731 -0.0666)
OKLCH	oklch(29.53% 0.099 317.7)
XYZ	xyz(3.7453, 2.2652, 7.0760)
Luminance	0.0226 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40184C #244C18

analogous

#26184C #40184C #4C183E

triadic

#40184C #4C4018 #184C40

tetradic

#40184C #4C2618 #244C18 #183E4C

square

#40184C #4C2618 #244C18 #183E4C

split-complementary

#40184C #3E4C18 #184C26

monochromatic

#140717 #19091D #40184C #67277B #8E35A9

Accessibility & contrast

On white

14.45

#40184C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#40184C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40184C

14.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40184C	#FFFFFF	#000000	##FFFFFF
##40184C	1.00	14.45	1.45	14.45
#FFFFFF	14.45	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#09274E

Deuteranopia (green-blind)

#1A2B4B

Tritanopia (blue-blind)

#40212F

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #40184c;
/* rgb */ color: rgb(64, 24, 76);
/* oklch */ color: oklch(29.5% 0.099 317.7);

Tailwind

colors: {
  custom: {
    50: '#77587e',
    500: '#40184c',
    950: '#000000',
  },
}

SCSS

$custom: #40184c;
$custom-light: #77587e;
$custom-dark: #000000;

JSON

{
  "hex": "#40184c",
  "rgb": {
    "r": 64,
    "g": 24,
    "b": 76
  },
  "hsl": {
    "h": 286.154,
    "s": 52,
    "l": 19.608
  },
  "oklch": {
    "l": 0.29526,
    "c": 0.09893,
    "h": 317.7
  },
  "luminance": 0.02265
}

Semantic roles & 50–950 ramp

primary

#40184C

secondary

#4D833D

accent

#DB4C6D

background

#F7F5F7

surface

#EDE9EE

border

#C8C5C9

text

#09030A

muted

#7B787C

Preview Lab

Preview with #40184C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →