#40283F#40283F

#40283F is a dark, muted purple. Relative luminance 0.030; OKLCH L 31.6% C 0.052 H 328.1°. Best body text is #FFFFFF at 13.18:1 contrast (WCAG AA passes).

Color values

HEX	#40283F
RGB	rgb(64, 40, 63)
HSL	hsl(303, 23%, 20%)
HSV	hsv(303, 38%, 25%)
CMYK	cmyk(0%, 37.5%, 1.6%, 74.9%)
CIE-LAB	lab(19.91, 15.74, -10.07)
CIE-LCH	lch(19.91, 18.68, 327.40°)
OKLab	oklab(31.58% 0.0439 -0.0272)
OKLCH	oklch(31.58% 0.052 328.1)
XYZ	xyz(3.7703, 2.9666, 5.0757)
Luminance	0.0297 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40283F #284029

analogous

#352840 #40283F #402833

triadic

#40283F #3F4028 #283F40

tetradic

#40283F #403528 #284029 #283340

square

#40283F #403528 #284029 #283340

split-complementary

#40283F #334028 #284035

monochromatic

#130C13 #1A101A #40283F #664064 #8B5789

Accessibility & contrast

On white

13.18

#40283F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#40283F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40283F

13.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40283F	#FFFFFF	#000000	##FFFFFF
##40283F	1.00	13.18	1.59	13.18
#FFFFFF	13.18	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272E40

Deuteranopia (green-blind)

#2D313E

Tritanopia (blue-blind)

#422A30

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #40283f;
/* rgb */ color: rgb(64, 40, 63);
/* oklch */ color: oklch(31.6% 0.052 328.1);

Tailwind

colors: {
  custom: {
    50: '#756274',
    500: '#40283f',
    950: '#000000',
  },
}

SCSS

$custom: #40283f;
$custom-light: #756274;
$custom-dark: #000000;

JSON

{
  "hex": "#40283f",
  "rgb": {
    "r": 64,
    "g": 40,
    "b": 63
  },
  "hsl": {
    "h": 302.5,
    "s": 23.077,
    "l": 20.392
  },
  "oklch": {
    "l": 0.31583,
    "c": 0.05164,
    "h": 328.1
  },
  "luminance": 0.02966
}

Semantic roles & 50–950 ramp

primary

#40283F

secondary

#527253

accent

#C06C68

background

#F7F5F7

surface

#EDEAED

border

#C8C6C8

text

#080508

muted

#7B797B

Preview Lab

Preview with #40283F

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

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