#343189#343189

#343189 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.4% C 0.142 H 278.5°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#343189
RGB	rgb(52, 49, 137)
HSL	hsl(242, 47%, 36%)
HSV	hsv(242, 64%, 54%)
CMYK	cmyk(62%, 64.2%, 0%, 46.3%)
CIE-LAB	lab(25.96, 29.01, -48.81)
CIE-LCH	lch(25.96, 56.79, 300.72°)
OKLab	oklab(37.37% 0.021 -0.1405)
OKLCH	oklch(37.37% 0.142 278.5)
XYZ	xyz(7.0284, 4.7323, 24.2051)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343189 #868931

analogous

#315A89 #343189 #603189

triadic

#343189 #893431 #318934

tetradic

#343189 #89315A #868931 #318960

square

#343189 #89315A #868931 #318960

split-complementary

#343189 #896031 #5A8931

monochromatic

#12112F #23215C #343189 #4541B6 #6E6BCA

Accessibility & contrast

On white

10.79

#343189 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#343189 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343189

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343189	#FFFFFF	#000000	##FFFFFF
##343189	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418C

Deuteranopia (green-blind)

#003A87

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #343189;
/* rgb */ color: rgb(52, 49, 137);
/* oklch */ color: oklch(37.4% 0.142 278.5);

Tailwind

colors: {
  custom: {
    50: '#7569ac',
    500: '#343189',
    950: '#000000',
  },
}

SCSS

$custom: #343189;
$custom-light: #7569ac;
$custom-dark: #000000;

JSON

{
  "hex": "#343189",
  "rgb": {
    "r": 52,
    "g": 49,
    "b": 137
  },
  "hsl": {
    "h": 242.045,
    "s": 47.312,
    "l": 36.471
  },
  "oklch": {
    "l": 0.37366,
    "c": 0.14203,
    "h": 278.5
  },
  "luminance": 0.04733
}

Semantic roles & 50–950 ramp

primary

#343189

secondary

#AFB164

accent

#D751D2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #343189

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

Preview Lab → · Contrast checker → · Palette generator →