#403EC5#403EC5

#403EC5 is a mid, highly saturated blue. Relative luminance 0.086; OKLCH L 45.9% C 0.203 H 275.5°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#403EC5
RGB	rgb(64, 62, 197)
HSL	hsl(241, 54%, 51%)
HSV	hsv(241, 69%, 77%)
CMYK	cmyk(67.5%, 68.5%, 0%, 22.7%)
CIE-LAB	lab(35.13, 43.10, -69.89)
CIE-LCH	lch(35.13, 82.11, 301.66°)
OKLab	oklab(45.89% 0.0195 -0.2018)
OKLCH	oklch(45.89% 0.203 275.5)
XYZ	xyz(13.9117, 8.5652, 53.7326)
Luminance	0.0857 (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

#403EC5 #C3C53E

analogous

#3E7FC5 #403EC5 #833EC5

triadic

#403EC5 #C5403E #3EC540

tetradic

#403EC5 #C53E7F #C3C53E #3EC583

square

#403EC5 #C53E7F #C3C53E #3EC583

split-complementary

#403EC5 #C5833E #7FC53E

monochromatic

#212069 #2F2E98 #403EC5 #6F6DD3 #9D9CE1

Accessibility & contrast

On white

7.74

#403EC5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#403EC5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403EC5

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403EC5	#FFFFFF	#000000	##FFFFFF
##403EC5	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C9

Deuteranopia (green-blind)

#004CC2

Tritanopia (blue-blind)

#00627C

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #403ec5;
/* rgb */ color: rgb(64, 62, 197);
/* oklch */ color: oklch(45.9% 0.203 275.5);

Tailwind

colors: {
  custom: {
    50: '#8674d8',
    500: '#403ec5',
    950: '#000000',
  },
}

SCSS

$custom: #403ec5;
$custom-light: #8674d8;
$custom-dark: #000000;

JSON

{
  "hex": "#403ec5",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 197
  },
  "hsl": {
    "h": 240.889,
    "s": 53.785,
    "l": 50.784
  },
  "oklch": {
    "l": 0.45886,
    "c": 0.20279,
    "h": 275.5
  },
  "luminance": 0.08566
}

Semantic roles & 50–950 ramp

primary

#403EC5

secondary

#CCCD91

accent

#DD4BDB

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #403EC5

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

Preview Lab → · Contrast checker → · Palette generator →