#403BD3#403BD3

#403BD3 is a mid, highly saturated blue. Relative luminance 0.089; OKLCH L 46.8% C 0.223 H 274.9°. Best body text is #FFFFFF at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#403BD3
RGB	rgb(64, 59, 211)
HSL	hsl(242, 63%, 53%)
HSV	hsv(242, 72%, 83%)
CMYK	cmyk(69.7%, 72%, 0%, 17.3%)
CIE-LAB	lab(35.83, 49.37, -76.88)
CIE-LCH	lch(35.83, 91.36, 302.71°)
OKLab	oklab(46.78% 0.0191 -0.2222)
OKLCH	oklch(46.78% 0.223 274.9)
XYZ	xyz(15.4323, 8.9196, 62.5238)
Luminance	0.0892 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.65

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403BD3 #CED33B

analogous

#3B82D3 #403BD3 #8C3BD3

triadic

#403BD3 #D3403B #3BD340

tetradic

#403BD3 #D33B82 #CED33B #3BD38C

square

#403BD3 #D33B82 #CED33B #3BD38C

split-complementary

#403BD3 #D38C3B #82D33B

monochromatic

#1E1B79 #2B26AB #403BD3 #716DDE #A19FE9

Accessibility & contrast

On white

7.54

#403BD3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#403BD3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403BD3

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403BD3	#FFFFFF	#000000	##FFFFFF
##403BD3	1.00	7.54	2.78	7.54
#FFFFFF	7.54	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.54	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: #403bd3;
/* rgb */ color: rgb(64, 59, 211);
/* oklch */ color: oklch(46.8% 0.223 274.9);

Tailwind

colors: {
  custom: {
    50: '#8973e2',
    500: '#403bd3',
    950: '#000000',
  },
}

SCSS

$custom: #403bd3;
$custom-light: #8973e2;
$custom-dark: #000000;

JSON

{
  "hex": "#403bd3",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 211
  },
  "hsl": {
    "h": 241.974,
    "s": 63.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.46783,
    "c": 0.22307,
    "h": 274.9
  },
  "luminance": 0.08921
}

Semantic roles & 50–950 ramp

primary

#403BD3

secondary

#D4D694

accent

#E641E1

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #403BD3

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

Preview Lab → · Contrast checker → · Palette generator →