#402CA8#402CA8

#402CA8 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.5% C 0.186 H 281.5°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#402CA8
RGB	rgb(64, 44, 168)
HSL	hsl(250, 58%, 42%)
HSV	hsv(250, 74%, 66%)
CMYK	cmyk(61.9%, 73.8%, 0%, 34.1%)
CIE-LAB	lab(28.69, 44.05, -63.28)
CIE-LCH	lch(28.69, 77.10, 304.84°)
OKLab	oklab(40.45% 0.037 -0.1825)
OKLCH	oklch(40.45% 0.186 281.5)
XYZ	xyz(10.0807, 5.7178, 37.6106)
Luminance	0.0572 (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

#402CA8 #94A82C

analogous

#2C56A8 #402CA8 #7E2CA8

triadic

#402CA8 #A8402C #2CA840

tetradic

#402CA8 #A82C56 #94A82C #2CA87E

square

#402CA8 #A82C56 #94A82C #2CA87E

split-complementary

#402CA8 #A87E2C #56A82C

monochromatic

#1B1347 #2E1F78 #402CA8 #5A43CE #8474DB

Accessibility & contrast

On white

9.80

#402CA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#402CA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402CA8

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402CA8	#FFFFFF	#000000	##FFFFFF
##402CA8	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AC

Deuteranopia (green-blind)

#003FA6

Tritanopia (blue-blind)

#004F67

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #402ca8;
/* rgb */ color: rgb(64, 44, 168);
/* oklch */ color: oklch(40.5% 0.186 281.5);

Tailwind

colors: {
  custom: {
    50: '#8268c3',
    500: '#402ca8',
    950: '#000000',
  },
}

SCSS

$custom: #402ca8;
$custom-light: #8268c3;
$custom-dark: #000000;

JSON

{
  "hex": "#402ca8",
  "rgb": {
    "r": 64,
    "g": 44,
    "b": 168
  },
  "hsl": {
    "h": 249.677,
    "s": 58.491,
    "l": 41.569
  },
  "oklch": {
    "l": 0.40451,
    "c": 0.1862,
    "h": 281.5
  },
  "luminance": 0.05719
}

Semantic roles & 50–950 ramp

primary

#402CA8

secondary

#B4C26E

accent

#E246C9

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #402CA8

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

Preview Lab → · Contrast checker → · Palette generator →