#402DB1#402DB1

#402DB1 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.5% C 0.196 H 280.1°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#402DB1
RGB	rgb(64, 45, 177)
HSL	hsl(249, 59%, 44%)
HSV	hsv(249, 75%, 69%)
CMYK	cmyk(63.8%, 74.6%, 0%, 30.6%)
CIE-LAB	lab(29.76, 46.30, -66.91)
CIE-LCH	lch(29.76, 81.37, 304.68°)
OKLab	oklab(41.48% 0.0343 -0.1931)
OKLCH	oklch(41.48% 0.196 280.1)
XYZ	xyz(10.9860, 6.1402, 42.1927)
Luminance	0.0614 (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

#402DB1 #9EB12D

analogous

#2D5CB1 #402DB1 #822DB1

triadic

#402DB1 #B1402D #2DB140

tetradic

#402DB1 #B12D5C #9EB12D #2DB182

square

#402DB1 #B12D5C #9EB12D #2DB182

split-complementary

#402DB1 #B1822D #5CB12D

monochromatic

#1D144F #2E2180 #402DB1 #5E4AD1 #897BDD

Accessibility & contrast

On white

9.42

#402DB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#402DB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402DB1

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402DB1	#FFFFFF	#000000	##FFFFFF
##402DB1	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB5

Deuteranopia (green-blind)

#0041AF

Tritanopia (blue-blind)

#00526D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #402db1;
/* rgb */ color: rgb(64, 45, 177);
/* oklch */ color: oklch(41.5% 0.196 280.1);

Tailwind

colors: {
  custom: {
    50: '#8369ca',
    500: '#402db1',
    950: '#000000',
  },
}

SCSS

$custom: #402db1;
$custom-light: #8369ca;
$custom-dark: #000000;

JSON

{
  "hex": "#402db1",
  "rgb": {
    "r": 64,
    "g": 45,
    "b": 177
  },
  "hsl": {
    "h": 248.636,
    "s": 59.459,
    "l": 43.529
  },
  "oklch": {
    "l": 0.41477,
    "c": 0.19611,
    "h": 280.1
  },
  "luminance": 0.06141
}

Semantic roles & 50–950 ramp

primary

#402DB1

secondary

#BAC674

accent

#E345CC

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #402DB1

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

Preview Lab → · Contrast checker → · Palette generator →