#400F54#400F54

#400F54 is a dark, vivid purple. Relative luminance 0.021; OKLCH L 29.0% C 0.121 H 313.8°. Best body text is #FFFFFF at 14.85:1 contrast (WCAG AA passes).

Color values

HEX	#400F54
RGB	rgb(64, 15, 84)
HSL	hsl(283, 70%, 19%)
HSV	hsv(283, 82%, 33%)
CMYK	cmyk(23.8%, 82.1%, 0%, 67.1%)
CIE-LAB	lab(15.86, 34.91, -30.82)
CIE-LCH	lch(15.86, 46.56, 318.56°)
OKLab	oklab(29.03% 0.0836 -0.087)
OKLCH	oklch(29.03% 0.121 313.8)
XYZ	xyz(3.8851, 2.0719, 8.5810)
Luminance	0.0207 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400F54 #23540F

analogous

#1E0F54 #400F54 #540F46

triadic

#400F54 #54400F #0F5440

tetradic

#400F54 #541E0F #23540F #0F4654

square

#400F54 #541E0F #23540F #0F4654

split-complementary

#400F54 #46540F #0F541E

monochromatic

#14051A #180620 #400F54 #681888 #8F22BC

Accessibility & contrast

On white

14.85

#400F54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#400F54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400F54

14.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400F54	#FFFFFF	#000000	##FFFFFF
##400F54	1.00	14.85	1.41	14.85
#FFFFFF	14.85	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002556

Deuteranopia (green-blind)

#092953

Tritanopia (blue-blind)

#3E1F31

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #400f54;
/* rgb */ color: rgb(64, 15, 84);
/* oklch */ color: oklch(29.0% 0.121 313.8);

Tailwind

colors: {
  custom: {
    50: '#785485',
    500: '#400f54',
    950: '#000000',
  },
}

SCSS

$custom: #400f54;
$custom-light: #785485;
$custom-dark: #000000;

JSON

{
  "hex": "#400f54",
  "rgb": {
    "r": 64,
    "g": 15,
    "b": 84
  },
  "hsl": {
    "h": 282.609,
    "s": 69.697,
    "l": 19.412
  },
  "oklch": {
    "l": 0.29025,
    "c": 0.12067,
    "h": 313.8
  },
  "luminance": 0.02072
}

Semantic roles & 50–950 ramp

primary

#400F54

secondary

#4C8E31

accent

#ED3B6F

background

#F7F5F8

surface

#EDE8EF

border

#C8C4CA

text

#09030B

muted

#7B787C

Preview Lab

Preview with #400F54

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

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