#403FD2#403FD2

#403FD2 is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.3% C 0.218 H 274.5°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#403FD2
RGB	rgb(64, 63, 210)
HSL	hsl(240, 62%, 54%)
HSV	hsv(240, 70%, 82%)
CMYK	cmyk(69.5%, 70%, 0%, 17.6%)
CIE-LAB	lab(36.55, 46.79, -75.11)
CIE-LCH	lch(36.55, 88.49, 301.92°)
OKLab	oklab(47.27% 0.017 -0.2171)
OKLCH	oklch(47.27% 0.218 274.5)
XYZ	xyz(15.5209, 9.2967, 61.9368)
Luminance	0.0930 (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

#403FD2 #D1D23F

analogous

#3F87D2 #403FD2 #893FD2

triadic

#403FD2 #D2403F #3FD240

tetradic

#403FD2 #D23F87 #D1D23F #3FD289

square

#403FD2 #D23F87 #D1D23F #3FD289

split-complementary

#403FD2 #D2893F #87D23F

monochromatic

#1D1D7A #2928AC #403FD2 #7171DE #A3A2E9

Accessibility & contrast

On white

7.34

#403FD2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#403FD2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403FD2

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403FD2	#FFFFFF	#000000	##FFFFFF
##403FD2	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD6

Deuteranopia (green-blind)

#004FCF

Tritanopia (blue-blind)

#006884

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #403fd2;
/* rgb */ color: rgb(64, 63, 210);
/* oklch */ color: oklch(47.3% 0.218 274.5);

Tailwind

colors: {
  custom: {
    50: '#8975e1',
    500: '#403fd2',
    950: '#000000',
  },
}

SCSS

$custom: #403fd2;
$custom-light: #8975e1;
$custom-dark: #000000;

JSON

{
  "hex": "#403fd2",
  "rgb": {
    "r": 64,
    "g": 63,
    "b": 210
  },
  "hsl": {
    "h": 240.408,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.47269,
    "c": 0.21779,
    "h": 274.5
  },
  "luminance": 0.09298
}

Semantic roles & 50–950 ramp

primary

#403FD2

secondary

#D5D697

accent

#E543E4

background

#F9F7FE

surface

#F1EDFC

border

#CBC8D5

text

#0D0815

muted

#7E7B84

Preview Lab

Preview with #403FD2

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

Preview Lab → · Contrast checker → · Palette generator →