#402DA9#402DA9

#402DA9 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.7% C 0.186 H 281.2°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#402DA9
RGB	rgb(64, 45, 169)
HSL	hsl(249, 58%, 42%)
HSV	hsv(249, 73%, 66%)
CMYK	cmyk(62.1%, 73.4%, 0%, 33.7%)
CIE-LAB	lab(28.98, 43.81, -63.40)
CIE-LCH	lch(28.98, 77.07, 304.65°)
OKLab	oklab(40.69% 0.0361 -0.1828)
OKLCH	oklch(40.69% 0.186 281.2)
XYZ	xyz(10.2119, 5.8306, 38.1157)
Luminance	0.0583 (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

#402DA9 #96A92D

analogous

#2D58A9 #402DA9 #7E2DA9

triadic

#402DA9 #A9402D #2DA940

tetradic

#402DA9 #A92D58 #96A92D #2DA97E

square

#402DA9 #A92D58 #96A92D #2DA97E

split-complementary

#402DA9 #A97E2D #58A92D

monochromatic

#1B1348 #2E2079 #402DA9 #5A46CE #8576DA

Accessibility & contrast

On white

9.69

#402DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#402DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402DA9

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402DA9	#FFFFFF	#000000	##FFFFFF
##402DA9	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AD

Deuteranopia (green-blind)

#0040A7

Tritanopia (blue-blind)

#004F68

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #402da9;
/* rgb */ color: rgb(64, 45, 169);
/* oklch */ color: oklch(40.7% 0.186 281.2);

Tailwind

colors: {
  custom: {
    50: '#8268c4',
    500: '#402da9',
    950: '#000000',
  },
}

SCSS

$custom: #402da9;
$custom-light: #8268c4;
$custom-dark: #000000;

JSON

{
  "hex": "#402da9",
  "rgb": {
    "r": 64,
    "g": 45,
    "b": 169
  },
  "hsl": {
    "h": 249.194,
    "s": 57.944,
    "l": 41.961
  },
  "oklch": {
    "l": 0.40687,
    "c": 0.18637,
    "h": 281.2
  },
  "luminance": 0.05831
}

Semantic roles & 50–950 ramp

primary

#402DA9

secondary

#B6C26F

accent

#E147C9

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #402DA9

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

Preview Lab → · Contrast checker → · Palette generator →