#402DB8#402DB8

#402DB8 is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 42.2% C 0.204 H 279.2°. Best body text is #FFFFFF at 9.19:1 contrast (WCAG AA passes).

Color values

HEX	#402DB8
RGB	rgb(64, 45, 184)
HSL	hsl(248, 61%, 45%)
HSV	hsv(248, 76%, 72%)
CMYK	cmyk(65.2%, 75.5%, 0%, 27.8%)
CIE-LAB	lab(30.46, 48.46, -69.92)
CIE-LCH	lch(30.46, 85.07, 304.73°)
OKLab	oklab(42.18% 0.0327 -0.2019)
OKLCH	oklch(42.18% 0.205 279.2)
XYZ	xyz(11.7017, 6.4265, 45.9619)
Luminance	0.0643 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 4.05

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#402DB8 #A5B82D

analogous

#2D60B8 #402DB8 #852DB8

triadic

#402DB8 #B8402D #2DB840

tetradic

#402DB8 #B82D60 #A5B82D #2DB885

square

#402DB8 #B82D60 #A5B82D #2DB885

split-complementary

#402DB8 #B8852D #60B82D

monochromatic

#1E1556 #2F2187 #402DB8 #614ED4 #8D80E0

Accessibility & contrast

On white

9.19

#402DB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#402DB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402DB8

9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402DB8	#FFFFFF	#000000	##FFFFFF
##402DB8	1.00	9.19	2.29	9.19
#FFFFFF	9.19	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DBC

Deuteranopia (green-blind)

#0042B5

Tritanopia (blue-blind)

#005571

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #402db8;
/* rgb */ color: rgb(64, 45, 184);
/* oklch */ color: oklch(42.2% 0.204 279.2);

Tailwind

colors: {
  custom: {
    50: '#8569cf',
    500: '#402db8',
    950: '#000000',
  },
}

SCSS

$custom: #402db8;
$custom-light: #8569cf;
$custom-dark: #000000;

JSON

{
  "hex": "#402db8",
  "rgb": {
    "r": 64,
    "g": 45,
    "b": 184
  },
  "hsl": {
    "h": 248.201,
    "s": 60.699,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42181,
    "c": 0.2045,
    "h": 279.2
  },
  "luminance": 0.06427
}

Semantic roles & 50–950 ramp

primary

#402DB8

secondary

#BEC978

accent

#E444CE

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #402DB8

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

Preview Lab → · Contrast checker → · Palette generator →