#403AD3#403AD3

#403AD3 is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.6% C 0.224 H 275.0°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#403AD3
RGB	rgb(64, 58, 211)
HSL	hsl(242, 63%, 53%)
HSV	hsv(242, 73%, 83%)
CMYK	cmyk(69.7%, 72.5%, 0%, 17.3%)
CIE-LAB	lab(35.63, 49.92, -77.20)
CIE-LCH	lch(35.63, 91.94, 302.89°)
OKLab	oklab(46.64% 0.0197 -0.2232)
OKLCH	oklch(46.64% 0.224 275)
XYZ	xyz(15.3814, 8.8178, 62.5068)
Luminance	0.0882 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.58

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403AD3 #CDD33A

analogous

#3A80D3 #403AD3 #8C3AD3

triadic

#403AD3 #D3403A #3AD340

tetradic

#403AD3 #D33A80 #CDD33A #3AD38C

square

#403AD3 #D33A80 #CDD33A #3AD38C

split-complementary

#403AD3 #D38C3A #80D33A

monochromatic

#1E1B78 #2B26AA #403AD3 #716CDE #A19EE9

Accessibility & contrast

On white

7.60

#403AD3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#403AD3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403AD3

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403AD3	#FFFFFF	#000000	##FFFFFF
##403AD3	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BD7

Deuteranopia (green-blind)

#004DD0

Tritanopia (blue-blind)

#006683

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #403ad3;
/* rgb */ color: rgb(64, 58, 211);
/* oklch */ color: oklch(46.6% 0.224 275.0);

Tailwind

colors: {
  custom: {
    50: '#8972e2',
    500: '#403ad3',
    950: '#000000',
  },
}

SCSS

$custom: #403ad3;
$custom-light: #8972e2;
$custom-dark: #000000;

JSON

{
  "hex": "#403ad3",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 211
  },
  "hsl": {
    "h": 242.353,
    "s": 63.485,
    "l": 52.745
  },
  "oklch": {
    "l": 0.46642,
    "c": 0.22407,
    "h": 275
  },
  "luminance": 0.08819
}

Semantic roles & 50–950 ramp

primary

#403AD3

secondary

#D3D693

accent

#E741E0

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #403AD3

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

Preview Lab → · Contrast checker → · Palette generator →