#342DA9#342DA9

#342DA9 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.8% C 0.189 H 276.0°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#342DA9
RGB	rgb(52, 45, 169)
HSL	hsl(243, 58%, 42%)
HSV	hsv(243, 73%, 66%)
CMYK	cmyk(69.2%, 73.4%, 0%, 33.7%)
CIE-LAB	lab(28.04, 42.34, -64.99)
CIE-LCH	lch(28.04, 77.57, 303.09°)
OKLab	oklab(39.78% 0.0197 -0.1878)
OKLCH	oklch(39.78% 0.189 276)
XYZ	xyz(9.5136, 5.4705, 38.0830)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.70

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342DA9 #A2A92D

analogous

#2D64A9 #342DA9 #722DA9

triadic

#342DA9 #A9342D #2DA934

tetradic

#342DA9 #A92D64 #A2A92D #2DA972

square

#342DA9 #A92D64 #A2A92D #2DA972

split-complementary

#342DA9 #A9722D #64A92D

monochromatic

#161348 #252079 #342DA9 #4D46CE #7C76DA

Accessibility & contrast

On white

10.03

#342DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#342DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342DA9

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342DA9	#FFFFFF	#000000	##FFFFFF
##342DA9	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AD

Deuteranopia (green-blind)

#003DA7

Tritanopia (blue-blind)

#005068

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #342da9;
/* rgb */ color: rgb(52, 45, 169);
/* oklch */ color: oklch(39.8% 0.189 276.0);

Tailwind

colors: {
  custom: {
    50: '#7c68c4',
    500: '#342da9',
    950: '#000000',
  },
}

SCSS

$custom: #342da9;
$custom-light: #7c68c4;
$custom-dark: #000000;

JSON

{
  "hex": "#342da9",
  "rgb": {
    "r": 52,
    "g": 45,
    "b": 169
  },
  "hsl": {
    "h": 243.387,
    "s": 57.944,
    "l": 41.961
  },
  "oklch": {
    "l": 0.39775,
    "c": 0.18885,
    "h": 276
  },
  "luminance": 0.05471
}

Semantic roles & 50–950 ramp

primary

#342DA9

secondary

#BEC26F

accent

#E147D8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #342DA9

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

Preview Lab → · Contrast checker → · Palette generator →