#402EB3#402EB3

#402EB3 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.8% C 0.198 H 279.7°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#402EB3
RGB	rgb(64, 46, 179)
HSL	hsl(248, 59%, 44%)
HSV	hsv(248, 74%, 70%)
CMYK	cmyk(64.2%, 74.3%, 0%, 29.8%)
CIE-LAB	lab(30.15, 46.39, -67.46)
CIE-LCH	lch(30.15, 81.87, 304.51°)
OKLab	oklab(41.81% 0.0332 -0.1947)
OKLCH	oklch(41.81% 0.198 279.7)
XYZ	xyz(11.2254, 6.2978, 43.2631)
Luminance	0.0630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 4.12

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#402EB3 #A1B32E

analogous

#2E5FB3 #402EB3 #832EB3

triadic

#402EB3 #B3402E #2EB340

tetradic

#402EB3 #B32E5F #A1B32E #2EB383

square

#402EB3 #B32E5F #A1B32E #2EB383

split-complementary

#402EB3 #B3832E #5FB32E

monochromatic

#1D1552 #2F2182 #402EB3 #5F4DD1 #8B7EDE

Accessibility & contrast

On white

9.29

#402EB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#402EB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402EB3

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402EB3	#FFFFFF	#000000	##FFFFFF
##402EB3	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB7

Deuteranopia (green-blind)

#0042B1

Tritanopia (blue-blind)

#00546E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #402eb3;
/* rgb */ color: rgb(64, 46, 179);
/* oklch */ color: oklch(41.8% 0.198 279.7);

Tailwind

colors: {
  custom: {
    50: '#8469cb',
    500: '#402eb3',
    950: '#000000',
  },
}

SCSS

$custom: #402eb3;
$custom-light: #8469cb;
$custom-dark: #000000;

JSON

{
  "hex": "#402eb3",
  "rgb": {
    "r": 64,
    "g": 46,
    "b": 179
  },
  "hsl": {
    "h": 248.12,
    "s": 59.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.41811,
    "c": 0.19752,
    "h": 279.7
  },
  "luminance": 0.06299
}

Semantic roles & 50–950 ramp

primary

#402EB3

secondary

#BCC676

accent

#E246CD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #402EB3

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

Preview Lab → · Contrast checker → · Palette generator →