#402EB9#402EB9

#402EB9 is a dark, highly saturated blue. Relative luminance 0.065; OKLCH L 42.4% C 0.205 H 278.9°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#402EB9
RGB	rgb(64, 46, 185)
HSL	hsl(248, 60%, 45%)
HSV	hsv(248, 75%, 73%)
CMYK	cmyk(65.4%, 75.1%, 0%, 27.5%)
CIE-LAB	lab(30.75, 48.24, -70.04)
CIE-LCH	lch(30.75, 85.05, 304.56°)
OKLab	oklab(42.41% 0.0318 -0.2022)
OKLCH	oklch(42.41% 0.205 278.9)
XYZ	xyz(11.8455, 6.5458, 46.5288)
Luminance	0.0655 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 4.31

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#402EB9 #A7B92E

analogous

#2E61B9 #402EB9 #862EB9

triadic

#402EB9 #B9402E #2EB940

tetradic

#402EB9 #B92E61 #A7B92E #2EB986

square

#402EB9 #B92E61 #A7B92E #2EB986

split-complementary

#402EB9 #B9862E #61B92E

monochromatic

#1E1657 #2F2288 #402EB9 #6251D4 #8E82E0

Accessibility & contrast

On white

9.09

#402EB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#402EB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402EB9

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402EB9	#FFFFFF	#000000	##FFFFFF
##402EB9	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EBD

Deuteranopia (green-blind)

#0043B6

Tritanopia (blue-blind)

#005671

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #402eb9;
/* rgb */ color: rgb(64, 46, 185);
/* oklch */ color: oklch(42.4% 0.205 278.9);

Tailwind

colors: {
  custom: {
    50: '#856acf',
    500: '#402eb9',
    950: '#000000',
  },
}

SCSS

$custom: #402eb9;
$custom-light: #856acf;
$custom-dark: #000000;

JSON

{
  "hex": "#402eb9",
  "rgb": {
    "r": 64,
    "g": 46,
    "b": 185
  },
  "hsl": {
    "h": 247.77,
    "s": 60.173,
    "l": 45.294
  },
  "oklch": {
    "l": 0.42413,
    "c": 0.20473,
    "h": 278.9
  },
  "luminance": 0.06547
}

Semantic roles & 50–950 ramp

primary

#402EB9

secondary

#BFC97A

accent

#E344CF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #402EB9

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

Preview Lab → · Contrast checker → · Palette generator →