#40184E#40184E

#40184E is a dark, moderate purple. Relative luminance 0.023; OKLCH L 29.7% C 0.101 H 316.3°. Best body text is #FFFFFF at 14.40:1 contrast (WCAG AA passes).

Color values

HEX	#40184E
RGB	rgb(64, 24, 78)
HSL	hsl(284, 53%, 20%)
HSV	hsv(284, 69%, 31%)
CMYK	cmyk(17.9%, 69.2%, 0%, 69.4%)
CIE-LAB	lab(16.96, 29.15, -24.97)
CIE-LCH	lch(16.96, 38.38, 319.41°)
OKLab	oklab(29.67% 0.0731 -0.07)
OKLCH	oklch(29.67% 0.101 316.3)
XYZ	xyz(3.8159, 2.2935, 7.4479)
Luminance	0.0229 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40184E #264E18

analogous

#25184E #40184E #4E1841

triadic

#40184E #4E4018 #184E40

tetradic

#40184E #4E2518 #264E18 #18414E

square

#40184E #4E2518 #264E18 #18414E

split-complementary

#40184E #414E18 #184E25

monochromatic

#130717 #1A0A1F #40184E #66267D #8D35AC

Accessibility & contrast

On white

14.40

#40184E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#40184E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40184E

14.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40184E	#FFFFFF	#000000	##FFFFFF
##40184E	1.00	14.40	1.46	14.40
#FFFFFF	14.40	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#062750

Deuteranopia (green-blind)

#182B4D

Tritanopia (blue-blind)

#3F2230

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #40184e;
/* rgb */ color: rgb(64, 24, 78);
/* oklch */ color: oklch(29.7% 0.101 316.3);

Tailwind

colors: {
  custom: {
    50: '#775880',
    500: '#40184e',
    950: '#000000',
  },
}

SCSS

$custom: #40184e;
$custom-light: #775880;
$custom-dark: #000000;

JSON

{
  "hex": "#40184e",
  "rgb": {
    "r": 64,
    "g": 24,
    "b": 78
  },
  "hsl": {
    "h": 284.444,
    "s": 52.941,
    "l": 20
  },
  "oklch": {
    "l": 0.29668,
    "c": 0.10122,
    "h": 316.3
  },
  "luminance": 0.02293
}

Semantic roles & 50–950 ramp

primary

#40184E

secondary

#50853D

accent

#DC4B71

background

#F7F5F7

surface

#EDE9EE

border

#C8C5C9

text

#09030A

muted

#7B787C

Preview Lab

Preview with #40184E

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

Preview Lab → · Contrast checker → · Palette generator →