#402FB2#402FB2

#402FB2 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.8% C 0.195 H 279.7°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#402FB2
RGB	rgb(64, 47, 178)
HSL	hsl(248, 58%, 44%)
HSV	hsv(248, 74%, 70%)
CMYK	cmyk(64%, 73.6%, 0%, 30.2%)
CIE-LAB	lab(30.25, 45.53, -66.71)
CIE-LCH	lch(30.25, 80.77, 304.31°)
OKLab	oklab(41.85% 0.0328 -0.1925)
OKLCH	oklch(41.85% 0.195 279.7)
XYZ	xyz(11.1642, 6.3365, 42.7456)
Luminance	0.0634 (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

#402FB2 #A1B22F

analogous

#2F60B2 #402FB2 #822FB2

triadic

#402FB2 #B2402F #2FB240

tetradic

#402FB2 #B22F60 #A1B22F #2FB282

square

#402FB2 #B22F60 #A1B22F #2FB282

split-complementary

#402FB2 #B2822F #60B22F

monochromatic

#1D1551 #2F2282 #402FB2 #5F4ED0 #8B7EDD

Accessibility & contrast

On white

9.26

#402FB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#402FB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402FB2

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402FB2	#FFFFFF	#000000	##FFFFFF
##402FB2	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB6

Deuteranopia (green-blind)

#0042B0

Tritanopia (blue-blind)

#00546E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #402fb2;
/* rgb */ color: rgb(64, 47, 178);
/* oklch */ color: oklch(41.8% 0.195 279.7);

Tailwind

colors: {
  custom: {
    50: '#836aca',
    500: '#402fb2',
    950: '#000000',
  },
}

SCSS

$custom: #402fb2;
$custom-light: #836aca;
$custom-dark: #000000;

JSON

{
  "hex": "#402fb2",
  "rgb": {
    "r": 64,
    "g": 47,
    "b": 178
  },
  "hsl": {
    "h": 247.786,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.41848,
    "c": 0.19529,
    "h": 279.7
  },
  "luminance": 0.06337
}

Semantic roles & 50–950 ramp

primary

#402FB2

secondary

#BCC677

accent

#E146CD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #402FB2

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

Preview Lab → · Contrast checker → · Palette generator →