#403BA2#403BA2

#403BA2 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.2% C 0.161 H 279.1°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#403BA2
RGB	rgb(64, 59, 162)
HSL	hsl(243, 47%, 43%)
HSV	hsv(243, 64%, 64%)
CMYK	cmyk(60.5%, 63.6%, 0%, 36.5%)
CIE-LAB	lab(31.41, 33.25, -55.21)
CIE-LCH	lch(31.41, 64.45, 301.06°)
OKLab	oklab(42.24% 0.0256 -0.1588)
OKLCH	oklch(42.24% 0.161 279.1)
XYZ	xyz(10.1978, 6.8258, 34.9555)
Luminance	0.0683 (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

#403BA2 #9DA23B

analogous

#3B69A2 #403BA2 #733BA2

triadic

#403BA2 #A2403B #3BA240

tetradic

#403BA2 #A23B69 #9DA23B #3BA273

square

#403BA2 #A23B69 #9DA23B #3BA273

split-complementary

#403BA2 #A2733B #69A23B

monochromatic

#1D1A48 #2E2B75 #403BA2 #5D58C2 #8985D3

Accessibility & contrast

On white

8.88

#403BA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#403BA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403BA2

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403BA2	#FFFFFF	#000000	##FFFFFF
##403BA2	1.00	8.88	2.37	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA5

Deuteranopia (green-blind)

#0046A0

Tritanopia (blue-blind)

#005569

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #403ba2;
/* rgb */ color: rgb(64, 59, 162);
/* oklch */ color: oklch(42.2% 0.161 279.1);

Tailwind

colors: {
  custom: {
    50: '#7f71be',
    500: '#403ba2',
    950: '#000000',
  },
}

SCSS

$custom: #403ba2;
$custom-light: #7f71be;
$custom-dark: #000000;

JSON

{
  "hex": "#403ba2",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 162
  },
  "hsl": {
    "h": 242.913,
    "s": 46.606,
    "l": 43.333
  },
  "oklch": {
    "l": 0.42243,
    "c": 0.16087,
    "h": 279.1
  },
  "luminance": 0.06827
}

Semantic roles & 50–950 ramp

primary

#403BA2

secondary

#B9BD7C

accent

#D652D0

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #403BA2

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

Preview Lab → · Contrast checker → · Palette generator →