#402DA5#402DA5

#402DA5 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.3% C 0.181 H 281.7°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#402DA5
RGB	rgb(64, 45, 165)
HSL	hsl(250, 57%, 41%)
HSV	hsv(250, 73%, 65%)
CMYK	cmyk(61.2%, 72.7%, 0%, 35.3%)
CIE-LAB	lab(28.60, 42.56, -61.62)
CIE-LCH	lch(28.60, 74.89, 304.63°)
OKLab	oklab(40.3% 0.0369 -0.1776)
OKLCH	oklch(40.3% 0.181 281.7)
XYZ	xyz(9.8421, 5.6827, 36.1682)
Luminance	0.0568 (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

#402DA5 #92A52D

analogous

#2D56A5 #402DA5 #7C2DA5

triadic

#402DA5 #A5402D #2DA540

tetradic

#402DA5 #A52D56 #92A52D #2DA57C

square

#402DA5 #A52D56 #92A52D #2DA57C

split-complementary

#402DA5 #A57C2D #56A52D

monochromatic

#1B1345 #2D2075 #402DA5 #5943CC #8473D9

Accessibility & contrast

On white

9.83

#402DA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#402DA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402DA5

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402DA5	#FFFFFF	#000000	##FFFFFF
##402DA5	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A9

Deuteranopia (green-blind)

#003FA3

Tritanopia (blue-blind)

#004E66

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #402da5;
/* rgb */ color: rgb(64, 45, 165);
/* oklch */ color: oklch(40.3% 0.181 281.7);

Tailwind

colors: {
  custom: {
    50: '#8168c1',
    500: '#402da5',
    950: '#000000',
  },
}

SCSS

$custom: #402da5;
$custom-light: #8168c1;
$custom-dark: #000000;

JSON

{
  "hex": "#402da5",
  "rgb": {
    "r": 64,
    "g": 45,
    "b": 165
  },
  "hsl": {
    "h": 249.5,
    "s": 57.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.40298,
    "c": 0.18143,
    "h": 281.7
  },
  "luminance": 0.05683
}

Semantic roles & 50–950 ramp

primary

#402DA5

secondary

#B3C16D

accent

#E047C8

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0612

muted

#7D7A81

Preview Lab

Preview with #402DA5

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

Preview Lab → · Contrast checker → · Palette generator →