#400A3F#400A3F

#400A3F is a dark, moderate purple. Relative luminance 0.017; OKLCH L 26.9% C 0.106 H 328.9°. Best body text is #FFFFFF at 15.75:1 contrast (WCAG AA passes).

Color values

HEX	#400A3F
RGB	rgb(64, 10, 63)
HSL	hsl(301, 73%, 15%)
HSV	hsv(301, 84%, 25%)
CMYK	cmyk(0%, 84.4%, 1.6%, 74.9%)
CIE-LAB	lab(13.63, 32.39, -19.86)
CIE-LCH	lch(13.63, 37.99, 328.49°)
OKLab	oklab(26.95% 0.0909 -0.055)
OKLCH	oklch(26.95% 0.106 328.9)
XYZ	xyz(3.1201, 1.6662, 4.8589)
Luminance	0.0167 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400A3F #0A400B

analogous

#260A40 #400A3F #400A24

triadic

#400A3F #3F400A #0A3F40

tetradic

#400A3F #40260A #0A400B #0A2440

square

#400A3F #40260A #0A400B #0A2440

split-complementary

#400A3F #24400A #0A4026

monochromatic

#1A041A #1A041A #400A3F #751273 #AA1BA7

Accessibility & contrast

On white

15.75

#400A3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#400A3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400A3F

15.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400A3F	#FFFFFF	#000000	##FFFFFF
##400A3F	1.00	15.75	1.33	15.75
#FFFFFF	15.75	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#031E40

Deuteranopia (green-blind)

#1A253E

Tritanopia (blue-blind)

#421224

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #400a3f;
/* rgb */ color: rgb(64, 10, 63);
/* oklch */ color: oklch(26.9% 0.106 328.9);

Tailwind

colors: {
  custom: {
    50: '#775074',
    500: '#400a3f',
    950: '#000000',
  },
}

SCSS

$custom: #400a3f;
$custom-light: #775074;
$custom-dark: #000000;

JSON

{
  "hex": "#400a3f",
  "rgb": {
    "r": 64,
    "g": 10,
    "b": 63
  },
  "hsl": {
    "h": 301.111,
    "s": 72.973,
    "l": 14.51
  },
  "oklch": {
    "l": 0.26946,
    "c": 0.10626,
    "h": 328.9
  },
  "luminance": 0.01666
}

Semantic roles & 50–950 ramp

primary

#400A3F

secondary

#297D2A

accent

#F03C38

background

#F7F4F7

surface

#EDE7ED

border

#C8C3C8

text

#090208

muted

#7B787B

Preview Lab

Preview with #400A3F

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

Preview Lab → · Contrast checker → · Palette generator →