#403BD4#403BD4

#403BD4 is a mid, highly saturated blue. Relative luminance 0.090; OKLCH L 46.9% C 0.224 H 274.9°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#403BD4
RGB	rgb(64, 59, 212)
HSL	hsl(242, 64%, 53%)
HSV	hsv(242, 72%, 83%)
CMYK	cmyk(69.8%, 72.2%, 0%, 16.9%)
CIE-LAB	lab(35.93, 49.69, -77.29)
CIE-LCH	lch(35.93, 91.89, 302.74°)
OKLab	oklab(46.88% 0.019 -0.2235)
OKLCH	oklch(46.88% 0.224 274.9)
XYZ	xyz(15.5581, 8.9699, 63.1860)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.67

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403BD4 #CFD43B

analogous

#3B82D4 #403BD4 #8C3BD4

triadic

#403BD4 #D4403B #3BD440

tetradic

#403BD4 #D43B82 #CFD43B #3BD48C

square

#403BD4 #D43B82 #CFD43B #3BD48C

split-complementary

#403BD4 #D48C3B #82D43B

monochromatic

#1E1B7A #2A26AC #403BD4 #716DDF #A29FEA

Accessibility & contrast

On white

7.52

#403BD4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#403BD4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403BD4

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403BD4	#FFFFFF	#000000	##FFFFFF
##403BD4	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BD9

Deuteranopia (green-blind)

#004DD1

Tritanopia (blue-blind)

#006684

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #403bd4;
/* rgb */ color: rgb(64, 59, 212);
/* oklch */ color: oklch(46.9% 0.224 274.9);

Tailwind

colors: {
  custom: {
    50: '#8973e3',
    500: '#403bd4',
    950: '#000000',
  },
}

SCSS

$custom: #403bd4;
$custom-light: #8973e3;
$custom-dark: #000000;

JSON

{
  "hex": "#403bd4",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 212
  },
  "hsl": {
    "h": 241.961,
    "s": 64.017,
    "l": 53.137
  },
  "oklch": {
    "l": 0.46882,
    "c": 0.22427,
    "h": 274.9
  },
  "luminance": 0.08971
}

Semantic roles & 50–950 ramp

primary

#403BD4

secondary

#D4D694

accent

#E741E2

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #403BD4

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

Preview Lab → · Contrast checker → · Palette generator →