#402F8D#402F8D

#402F8D is a dark, vivid violet. Relative luminance 0.050; OKLCH L 38.4% C 0.148 H 285.3°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#402F8D
RGB	rgb(64, 47, 141)
HSL	hsl(251, 50%, 37%)
HSV	hsv(251, 67%, 55%)
CMYK	cmyk(54.6%, 66.7%, 0%, 44.7%)
CIE-LAB	lab(26.86, 33.79, -49.78)
CIE-LCH	lch(26.86, 60.16, 304.17°)
OKLab	oklab(38.39% 0.0392 -0.1429)
OKLCH	oklch(38.39% 0.148 285.3)
XYZ	xyz(7.9371, 5.0457, 25.7498)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#402F8D #7C8D2F

analogous

#2F4D8D #402F8D #6F2F8D

triadic

#402F8D #8D402F #2F8D40

tetradic

#402F8D #8D2F4D #7C8D2F #2F8D6F

square

#402F8D #8D2F4D #7C8D2F #2F8D6F

split-complementary

#402F8D #8D6F2F #4D8D2F

monochromatic

#161031 #2B205F #402F8D #553EBB #7B69CD

Accessibility & contrast

On white

10.45

#402F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#402F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402F8D

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402F8D	#FFFFFF	#000000	##FFFFFF
##402F8D	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004290

Deuteranopia (green-blind)

#003D8B

Tritanopia (blue-blind)

#204659

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #402f8d;
/* rgb */ color: rgb(64, 47, 141);
/* oklch */ color: oklch(38.4% 0.148 285.3);

Tailwind

colors: {
  custom: {
    50: '#7d69af',
    500: '#402f8d',
    950: '#000000',
  },
}

SCSS

$custom: #402f8d;
$custom-light: #7d69af;
$custom-dark: #000000;

JSON

{
  "hex": "#402f8d",
  "rgb": {
    "r": 64,
    "g": 47,
    "b": 141
  },
  "hsl": {
    "h": 250.851,
    "s": 50,
    "l": 36.863
  },
  "oklch": {
    "l": 0.38391,
    "c": 0.14819,
    "h": 285.3
  },
  "luminance": 0.05046
}

Semantic roles & 50–950 ramp

primary

#402F8D

secondary

#A6B464

accent

#DA4EC0

background

#F8F6FA

surface

#EFEBF5

border

#CAC6CF

text

#0A0610

muted

#7C7A7F

Preview Lab

Preview with #402F8D

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

Preview Lab → · Contrast checker → · Palette generator →