#402CA5#402CA5

#402CA5 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 40.2% C 0.183 H 281.9°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#402CA5
RGB	rgb(64, 44, 165)
HSL	hsl(250, 58%, 41%)
HSV	hsv(250, 73%, 65%)
CMYK	cmyk(61.2%, 73.3%, 0%, 35.3%)
CIE-LAB	lab(28.40, 43.12, -61.95)
CIE-LCH	lch(28.40, 75.47, 304.84°)
OKLab	oklab(40.16% 0.0377 -0.1786)
OKLCH	oklch(40.16% 0.183 281.9)
XYZ	xyz(9.8044, 5.6073, 36.1557)
Luminance	0.0561 (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

#402CA5 #91A52C

analogous

#2C54A5 #402CA5 #7C2CA5

triadic

#402CA5 #A5402C #2CA540

tetradic

#402CA5 #A52C54 #91A52C #2CA57C

square

#402CA5 #A52C54 #91A52C #2CA57C

split-complementary

#402CA5 #A57C2C #54A52C

monochromatic

#1B1244 #2D1F75 #402CA5 #5942CD #8372D9

Accessibility & contrast

On white

9.90

#402CA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#402CA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402CA5

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402CA5	#FFFFFF	#000000	##FFFFFF
##402CA5	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A9

Deuteranopia (green-blind)

#003FA3

Tritanopia (blue-blind)

#004D66

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #402ca5;
/* rgb */ color: rgb(64, 44, 165);
/* oklch */ color: oklch(40.2% 0.183 281.9);

Tailwind

colors: {
  custom: {
    50: '#8167c1',
    500: '#402ca5',
    950: '#000000',
  },
}

SCSS

$custom: #402ca5;
$custom-light: #8167c1;
$custom-dark: #000000;

JSON

{
  "hex": "#402ca5",
  "rgb": {
    "r": 64,
    "g": 44,
    "b": 165
  },
  "hsl": {
    "h": 249.917,
    "s": 57.895,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40158,
    "c": 0.18251,
    "h": 281.9
  },
  "luminance": 0.05608
}

Semantic roles & 50–950 ramp

primary

#402CA5

secondary

#B3C16C

accent

#E147C8

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0612

muted

#7D7A81

Preview Lab

Preview with #402CA5

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

Preview Lab → · Contrast checker → · Palette generator →