#402FA9#402FA9

#402FA9 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 41.0% C 0.184 H 280.8°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#402FA9
RGB	rgb(64, 47, 169)
HSL	hsl(248, 56%, 42%)
HSV	hsv(248, 72%, 66%)
CMYK	cmyk(62.1%, 72.2%, 0%, 33.7%)
CIE-LAB	lab(29.38, 42.70, -62.75)
CIE-LCH	lch(29.38, 75.90, 304.24°)
OKLab	oklab(40.97% 0.0346 -0.1809)
OKLCH	oklch(40.97% 0.184 280.8)
XYZ	xyz(10.2900, 5.9868, 38.1418)
Luminance	0.0599 (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

#402FA9 #98A92F

analogous

#2F5BA9 #402FA9 #7D2FA9

triadic

#402FA9 #A9402F #2FA940

tetradic

#402FA9 #A92F5B #98A92F #2FA97D

square

#402FA9 #A92F5B #98A92F #2FA97D

split-complementary

#402FA9 #A97D2F #5BA92F

monochromatic

#1C1449 #2E2279 #402FA9 #5B49CC #8679DA

Accessibility & contrast

On white

9.56

#402FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#402FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402FA9

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402FA9	#FFFFFF	#000000	##FFFFFF
##402FA9	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAD

Deuteranopia (green-blind)

#0041A7

Tritanopia (blue-blind)

#005069

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #402fa9;
/* rgb */ color: rgb(64, 47, 169);
/* oklch */ color: oklch(41.0% 0.184 280.8);

Tailwind

colors: {
  custom: {
    50: '#826ac4',
    500: '#402fa9',
    950: '#000000',
  },
}

SCSS

$custom: #402fa9;
$custom-light: #826ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#402fa9",
  "rgb": {
    "r": 64,
    "g": 47,
    "b": 169
  },
  "hsl": {
    "h": 248.361,
    "s": 56.481,
    "l": 42.353
  },
  "oklch": {
    "l": 0.4097,
    "c": 0.18421,
    "h": 280.8
  },
  "luminance": 0.05988
}

Semantic roles & 50–950 ramp

primary

#402FA9

secondary

#B7C272

accent

#E048CB

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #402FA9

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

Preview Lab → · Contrast checker → · Palette generator →