#403CA2#403CA2

#403CA2 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.4% C 0.160 H 278.9°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#403CA2
RGB	rgb(64, 60, 162)
HSL	hsl(242, 46%, 44%)
HSV	hsv(242, 63%, 64%)
CMYK	cmyk(60.5%, 63%, 0%, 36.5%)
CIE-LAB	lab(31.65, 32.62, -54.82)
CIE-LCH	lch(31.65, 63.79, 300.75°)
OKLab	oklab(42.42% 0.0246 -0.1577)
OKLCH	oklch(42.42% 0.16 278.9)
XYZ	xyz(10.2497, 6.9296, 34.9728)
Luminance	0.0693 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.95

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403CA2 #9EA23C

analogous

#3C6BA2 #403CA2 #733CA2

triadic

#403CA2 #A2403C #3CA240

tetradic

#403CA2 #A23C6B #9EA23C #3CA273

square

#403CA2 #A23C6B #9EA23C #3CA273

split-complementary

#403CA2 #A2733C #6BA23C

monochromatic

#1D1B49 #2E2B75 #403CA2 #5E59C2 #8986D2

Accessibility & contrast

On white

8.80

#403CA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#403CA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403CA2

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403CA2	#FFFFFF	#000000	##FFFFFF
##403CA2	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA5

Deuteranopia (green-blind)

#0046A0

Tritanopia (blue-blind)

#005569

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #403ca2;
/* rgb */ color: rgb(64, 60, 162);
/* oklch */ color: oklch(42.4% 0.160 278.9);

Tailwind

colors: {
  custom: {
    50: '#7f72be',
    500: '#403ca2',
    950: '#000000',
  },
}

SCSS

$custom: #403ca2;
$custom-light: #7f72be;
$custom-dark: #000000;

JSON

{
  "hex": "#403ca2",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 162
  },
  "hsl": {
    "h": 242.353,
    "s": 45.946,
    "l": 43.529
  },
  "oklch": {
    "l": 0.42418,
    "c": 0.15959,
    "h": 278.9
  },
  "luminance": 0.0693
}

Semantic roles & 50–950 ramp

primary

#403CA2

secondary

#BABC7D

accent

#D652D0

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #403CA2

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

Preview Lab → · Contrast checker → · Palette generator →