#403CC3#403CC3

#403CC3 is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 45.4% C 0.202 H 276.0°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#403CC3
RGB	rgb(64, 60, 195)
HSL	hsl(242, 53%, 50%)
HSV	hsv(242, 69%, 76%)
CMYK	cmyk(67.2%, 69.2%, 0%, 23.5%)
CIE-LAB	lab(34.52, 43.62, -69.73)
CIE-LCH	lch(34.52, 82.24, 302.03°)
OKLab	oklab(45.39% 0.0211 -0.2014)
OKLCH	oklch(45.39% 0.202 276)
XYZ	xyz(13.5773, 8.2606, 52.4981)
Luminance	0.0826 (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

#403CC3 #BFC33C

analogous

#3C7BC3 #403CC3 #843CC3

triadic

#403CC3 #C3403C #3CC340

tetradic

#403CC3 #C33C7B #BFC33C #3CC384

square

#403CC3 #C33C7B #BFC33C #3CC384

split-complementary

#403CC3 #C3843C #7BC33C

monochromatic

#211F65 #312E94 #403CC3 #6E6BD1 #9C9AE0

Accessibility & contrast

On white

7.92

#403CC3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#403CC3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403CC3

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403CC3	#FFFFFF	#000000	##FFFFFF
##403CC3	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C7

Deuteranopia (green-blind)

#004BC0

Tritanopia (blue-blind)

#00617B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #403cc3;
/* rgb */ color: rgb(64, 60, 195);
/* oklch */ color: oklch(45.4% 0.202 276.0);

Tailwind

colors: {
  custom: {
    50: '#8673d6',
    500: '#403cc3',
    950: '#000000',
  },
}

SCSS

$custom: #403cc3;
$custom-light: #8673d6;
$custom-dark: #000000;

JSON

{
  "hex": "#403cc3",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 195
  },
  "hsl": {
    "h": 241.778,
    "s": 52.941,
    "l": 50
  },
  "oklch": {
    "l": 0.45388,
    "c": 0.20248,
    "h": 276
  },
  "luminance": 0.08262
}

Semantic roles & 50–950 ramp

primary

#403CC3

secondary

#CACC8F

accent

#DC4BD8

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0814

muted

#7D7B83

Preview Lab

Preview with #403CC3

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

Preview Lab → · Contrast checker → · Palette generator →