#403BAD#403BAD

#403BAD is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.2% C 0.176 H 278.1°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#403BAD
RGB	rgb(64, 59, 173)
HSL	hsl(243, 49%, 45%)
HSV	hsv(243, 66%, 68%)
CMYK	cmyk(63%, 65.9%, 0%, 32.2%)
CIE-LAB	lab(32.33, 36.93, -60.30)
CIE-LCH	lch(32.33, 70.71, 301.48°)
OKLab	oklab(43.21% 0.0246 -0.1738)
OKLCH	oklch(43.21% 0.176 278.1)
XYZ	xyz(11.2187, 7.2342, 40.3322)
Luminance	0.0723 (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

#403BAD #A8AD3B

analogous

#3B6FAD #403BAD #793BAD

triadic

#403BAD #AD403B #3BAD40

tetradic

#403BAD #AD3B6F #A8AD3B #3BAD79

square

#403BAD #AD3B6F #A8AD3B #3BAD79

split-complementary

#403BAD #AD793B #6FAD3B

monochromatic

#1E1C52 #2F2B7F #403BAD #625DC8 #8E8BD7

Accessibility & contrast

On white

8.58

#403BAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#403BAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403BAD

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403BAD	#FFFFFF	#000000	##FFFFFF
##403BAD	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B1

Deuteranopia (green-blind)

#0047AB

Tritanopia (blue-blind)

#00586F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #403bad;
/* rgb */ color: rgb(64, 59, 173);
/* oklch */ color: oklch(43.2% 0.176 278.1);

Tailwind

colors: {
  custom: {
    50: '#8171c6',
    500: '#403bad',
    950: '#000000',
  },
}

SCSS

$custom: #403bad;
$custom-light: #8171c6;
$custom-dark: #000000;

JSON

{
  "hex": "#403bad",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 173
  },
  "hsl": {
    "h": 242.632,
    "s": 49.138,
    "l": 45.49
  },
  "oklch": {
    "l": 0.43207,
    "c": 0.17551,
    "h": 278.1
  },
  "luminance": 0.07235
}

Semantic roles & 50–950 ramp

primary

#403BAD

secondary

#BFC282

accent

#D94FD3

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #403BAD

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

Preview Lab → · Contrast checker → · Palette generator →