#403DCC#403DCC

#403DCC is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.4% C 0.213 H 275.2°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#403DCC
RGB	rgb(64, 61, 204)
HSL	hsl(241, 58%, 52%)
HSV	hsv(241, 70%, 80%)
CMYK	cmyk(68.6%, 70.1%, 0%, 20%)
CIE-LAB	lab(35.57, 45.98, -73.25)
CIE-LCH	lch(35.57, 86.48, 302.12°)
OKLab	oklab(46.4% 0.0191 -0.2117)
OKLCH	oklch(46.4% 0.213 275.2)
XYZ	xyz(14.6786, 8.7858, 58.0373)
Luminance	0.0879 (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

#403DCC #C9CC3D

analogous

#3D81CC #403DCC #883DCC

triadic

#403DCC #CC403D #3DCC40

tetradic

#403DCC #CC3D81 #C9CC3D #3DCC88

square

#403DCC #CC3D81 #C9CC3D #3DCC88

split-complementary

#403DCC #CC883D #81CC3D

monochromatic

#1F1E71 #2D2AA1 #403DCC #706DD9 #9F9EE5

Accessibility & contrast

On white

7.62

#403DCC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#403DCC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403DCC

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403DCC	#FFFFFF	#000000	##FFFFFF
##403DCC	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD0

Deuteranopia (green-blind)

#004DC9

Tritanopia (blue-blind)

#006480

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #403dcc;
/* rgb */ color: rgb(64, 61, 204);
/* oklch */ color: oklch(46.4% 0.213 275.2);

Tailwind

colors: {
  custom: {
    50: '#8774dd',
    500: '#403dcc',
    950: '#000000',
  },
}

SCSS

$custom: #403dcc;
$custom-light: #8774dd;
$custom-dark: #000000;

JSON

{
  "hex": "#403dcc",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 204
  },
  "hsl": {
    "h": 241.259,
    "s": 58.367,
    "l": 51.961
  },
  "oklch": {
    "l": 0.46395,
    "c": 0.21254,
    "h": 275.2
  },
  "luminance": 0.08787
}

Semantic roles & 50–950 ramp

primary

#403DCC

secondary

#D0D293

accent

#E246DE

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403DCC

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

Preview Lab → · Contrast checker → · Palette generator →