#40184F#40184F

#40184F is a dark, moderate purple. Relative luminance 0.023; OKLCH L 29.7% C 0.102 H 315.6°. Best body text is #FFFFFF at 14.37:1 contrast (WCAG AA passes).

Color values

HEX	#40184F
RGB	rgb(64, 24, 79)
HSL	hsl(284, 53%, 20%)
HSV	hsv(284, 70%, 31%)
CMYK	cmyk(19%, 69.6%, 0%, 69%)
CIE-LAB	lab(17.03, 29.39, -25.54)
CIE-LCH	lch(17.03, 38.94, 319.01°)
OKLab	oklab(29.74% 0.0731 -0.0716)
OKLCH	oklch(29.74% 0.102 315.6)
XYZ	xyz(3.8520, 2.3079, 7.6382)
Luminance	0.0231 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40184F #274F18

analogous

#24184F #40184F #4F1843

triadic

#40184F #4F4018 #184F40

tetradic

#40184F #4F2418 #274F18 #18434F

square

#40184F #4F2418 #274F18 #18434F

split-complementary

#40184F #434F18 #184F24

monochromatic

#130717 #1A0A20 #40184F #66267E #8C35AD

Accessibility & contrast

On white

14.37

#40184F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#40184F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40184F

14.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40184F	#FFFFFF	#000000	##FFFFFF
##40184F	1.00	14.37	1.46	14.37
#FFFFFF	14.37	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#052851

Deuteranopia (green-blind)

#182B4E

Tritanopia (blue-blind)

#3F2231

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #40184f;
/* rgb */ color: rgb(64, 24, 79);
/* oklch */ color: oklch(29.7% 0.102 315.6);

Tailwind

colors: {
  custom: {
    50: '#775881',
    500: '#40184f',
    950: '#000000',
  },
}

SCSS

$custom: #40184f;
$custom-light: #775881;
$custom-dark: #000000;

JSON

{
  "hex": "#40184f",
  "rgb": {
    "r": 64,
    "g": 24,
    "b": 79
  },
  "hsl": {
    "h": 283.636,
    "s": 53.398,
    "l": 20.196
  },
  "oklch": {
    "l": 0.2974,
    "c": 0.10237,
    "h": 315.6
  },
  "luminance": 0.02308
}

Semantic roles & 50–950 ramp

primary

#40184F

secondary

#51863D

accent

#DD4B73

background

#F7F5F7

surface

#EDE9EE

border

#C8C5C9

text

#09030A

muted

#7B787C

Preview Lab

Preview with #40184F

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

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