#403DC8#403DC8

#403DC8 is a mid, highly saturated blue. Relative luminance 0.086; OKLCH L 46.0% C 0.208 H 275.4°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#403DC8
RGB	rgb(64, 61, 200)
HSL	hsl(241, 56%, 51%)
HSV	hsv(241, 70%, 78%)
CMYK	cmyk(68%, 69.5%, 0%, 21.6%)
CIE-LAB	lab(35.20, 44.67, -71.54)
CIE-LCH	lch(35.20, 84.34, 301.98°)
OKLab	oklab(46.01% 0.0197 -0.2067)
OKLCH	oklch(46.01% 0.208 275.4)
XYZ	xyz(14.2050, 8.5963, 55.5430)
Luminance	0.0860 (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

#403DC8 #C5C83D

analogous

#3D7FC8 #403DC8 #853DC8

triadic

#403DC8 #C8403D #3DC840

tetradic

#403DC8 #C83D7F #C5C83D #3DC885

square

#403DC8 #C83D7F #C5C83D #3DC885

split-complementary

#403DC8 #C8853D #7FC83D

monochromatic

#201F6C #2F2C9C #403DC8 #6F6DD6 #9E9CE3

Accessibility & contrast

On white

7.72

#403DC8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#403DC8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403DC8

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403DC8	#FFFFFF	#000000	##FFFFFF
##403DC8	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059CC

Deuteranopia (green-blind)

#004CC5

Tritanopia (blue-blind)

#00637E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #403dc8;
/* rgb */ color: rgb(64, 61, 200);
/* oklch */ color: oklch(46.0% 0.208 275.4);

Tailwind

colors: {
  custom: {
    50: '#8774da',
    500: '#403dc8',
    950: '#000000',
  },
}

SCSS

$custom: #403dc8;
$custom-light: #8774da;
$custom-dark: #000000;

JSON

{
  "hex": "#403dc8",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 200
  },
  "hsl": {
    "h": 241.295,
    "s": 55.823,
    "l": 51.176
  },
  "oklch": {
    "l": 0.46014,
    "c": 0.20761,
    "h": 275.4
  },
  "luminance": 0.08598
}

Semantic roles & 50–950 ramp

primary

#403DC8

secondary

#CECF92

accent

#DF49DC

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403DC8

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

Preview Lab → · Contrast checker → · Palette generator →