#402DA6#402DA6

#402DA6 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.4% C 0.183 H 281.6°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#402DA6
RGB	rgb(64, 45, 166)
HSL	hsl(249, 57%, 41%)
HSV	hsv(249, 73%, 65%)
CMYK	cmyk(61.4%, 72.9%, 0%, 34.9%)
CIE-LAB	lab(28.69, 42.88, -62.07)
CIE-LCH	lch(28.69, 75.44, 304.64°)
OKLab	oklab(40.39% 0.0367 -0.1789)
OKLCH	oklch(40.39% 0.183 281.6)
XYZ	xyz(9.9335, 5.7192, 36.6495)
Luminance	0.0572 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#402DA6 #93A62D

analogous

#2D57A6 #402DA6 #7D2DA6

triadic

#402DA6 #A6402D #2DA640

tetradic

#402DA6 #A62D57 #93A62D #2DA67D

square

#402DA6 #A62D57 #93A62D #2DA67D

split-complementary

#402DA6 #A67D2D #57A62D

monochromatic

#1B1346 #2D2076 #402DA6 #5944CC #8474D9

Accessibility & contrast

On white

9.79

#402DA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#402DA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402DA6

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402DA6	#FFFFFF	#000000	##FFFFFF
##402DA6	1.00	9.79	2.14	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AA

Deuteranopia (green-blind)

#003FA4

Tritanopia (blue-blind)

#004E67

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #402da6;
/* rgb */ color: rgb(64, 45, 166);
/* oklch */ color: oklch(40.4% 0.183 281.6);

Tailwind

colors: {
  custom: {
    50: '#8168c2',
    500: '#402da6',
    950: '#000000',
  },
}

SCSS

$custom: #402da6;
$custom-light: #8168c2;
$custom-dark: #000000;

JSON

{
  "hex": "#402da6",
  "rgb": {
    "r": 64,
    "g": 45,
    "b": 166
  },
  "hsl": {
    "h": 249.421,
    "s": 57.346,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40395,
    "c": 0.18267,
    "h": 281.6
  },
  "luminance": 0.0572
}

Semantic roles & 50–950 ramp

primary

#402DA6

secondary

#B4C16E

accent

#E147C9

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0612

muted

#7D7A81

Preview Lab

Preview with #402DA6

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

Preview Lab → · Contrast checker → · Palette generator →