#403EC6#403EC6

#403EC6 is a mid, highly saturated blue. Relative luminance 0.086; OKLCH L 46.0% C 0.204 H 275.4°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#403EC6
RGB	rgb(64, 62, 198)
HSL	hsl(241, 54%, 51%)
HSV	hsv(241, 69%, 78%)
CMYK	cmyk(67.7%, 68.7%, 0%, 22.4%)
CIE-LAB	lab(35.22, 43.43, -70.32)
CIE-LCH	lch(35.22, 82.65, 301.70°)
OKLab	oklab(45.98% 0.0193 -0.2031)
OKLCH	oklch(45.98% 0.204 275.4)
XYZ	xyz(14.0267, 8.6112, 54.3381)
Luminance	0.0861 (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

#403EC6 #C4C63E

analogous

#3E80C6 #403EC6 #843EC6

triadic

#403EC6 #C6403E #3EC640

tetradic

#403EC6 #C63E80 #C4C63E #3EC684

square

#403EC6 #C63E80 #C4C63E #3EC684

split-complementary

#403EC6 #C6843E #80C63E

monochromatic

#201F6A #2F2D99 #403EC6 #6F6DD4 #9E9CE2

Accessibility & contrast

On white

7.71

#403EC6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#403EC6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403EC6

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403EC6	#FFFFFF	#000000	##FFFFFF
##403EC6	1.00	7.71	2.72	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059CA

Deuteranopia (green-blind)

#004DC3

Tritanopia (blue-blind)

#00637D

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #403ec6;
/* rgb */ color: rgb(64, 62, 198);
/* oklch */ color: oklch(46.0% 0.204 275.4);

Tailwind

colors: {
  custom: {
    50: '#8674d8',
    500: '#403ec6',
    950: '#000000',
  },
}

SCSS

$custom: #403ec6;
$custom-light: #8674d8;
$custom-dark: #000000;

JSON

{
  "hex": "#403ec6",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 198
  },
  "hsl": {
    "h": 240.882,
    "s": 54.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.45979,
    "c": 0.20404,
    "h": 275.4
  },
  "luminance": 0.08612
}

Semantic roles & 50–950 ramp

primary

#403EC6

secondary

#CDCE92

accent

#DE4ADC

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403EC6

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

Preview Lab → · Contrast checker → · Palette generator →