#403EC4#403EC4

#403EC4 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.8% C 0.202 H 275.6°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#403EC4
RGB	rgb(64, 62, 196)
HSL	hsl(241, 53%, 51%)
HSV	hsv(241, 68%, 77%)
CMYK	cmyk(67.3%, 68.4%, 0%, 23.1%)
CIE-LAB	lab(35.04, 42.77, -69.45)
CIE-LCH	lch(35.04, 81.57, 301.63°)
OKLab	oklab(45.79% 0.0196 -0.2006)
OKLCH	oklch(45.79% 0.202 275.6)
XYZ	xyz(13.7975, 8.5195, 53.1312)
Luminance	0.0852 (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

#403EC4 #C2C43E

analogous

#3E7FC4 #403EC4 #833EC4

triadic

#403EC4 #C4403E #3EC440

tetradic

#403EC4 #C43E7F #C2C43E #3EC483

square

#403EC4 #C43E7F #C2C43E #3EC483

split-complementary

#403EC4 #C4833E #7FC43E

monochromatic

#212068 #302E97 #403EC4 #6E6DD2 #9D9CE1

Accessibility & contrast

On white

7.77

#403EC4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#403EC4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403EC4

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403EC4	#FFFFFF	#000000	##FFFFFF
##403EC4	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C8

Deuteranopia (green-blind)

#004CC1

Tritanopia (blue-blind)

#00627C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #403ec4;
/* rgb */ color: rgb(64, 62, 196);
/* oklch */ color: oklch(45.8% 0.202 275.6);

Tailwind

colors: {
  custom: {
    50: '#8674d7',
    500: '#403ec4',
    950: '#000000',
  },
}

SCSS

$custom: #403ec4;
$custom-light: #8674d7;
$custom-dark: #000000;

JSON

{
  "hex": "#403ec4",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 196
  },
  "hsl": {
    "h": 240.896,
    "s": 53.175,
    "l": 50.588
  },
  "oklch": {
    "l": 0.45792,
    "c": 0.20154,
    "h": 275.6
  },
  "luminance": 0.08521
}

Semantic roles & 50–950 ramp

primary

#403EC4

secondary

#CCCD91

accent

#DD4BDA

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #403EC4

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

Preview Lab → · Contrast checker → · Palette generator →