#342EA7#342EA7

#342EA7 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.7% C 0.185 H 276.0°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#342EA7
RGB	rgb(52, 46, 167)
HSL	hsl(243, 57%, 42%)
HSV	hsv(243, 72%, 65%)
CMYK	cmyk(68.9%, 72.5%, 0%, 34.5%)
CIE-LAB	lab(28.04, 41.11, -63.77)
CIE-LCH	lch(28.04, 75.87, 302.80°)
OKLab	oklab(39.72% 0.0195 -0.1843)
OKLCH	oklch(39.72% 0.185 276)
XYZ	xyz(9.3659, 5.4732, 37.1146)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342EA7 #A1A72E

analogous

#2E65A7 #342EA7 #712EA7

triadic

#342EA7 #A7342E #2EA734

tetradic

#342EA7 #A72E65 #A1A72E #2EA771

square

#342EA7 #A72E65 #A1A72E #2EA771

split-complementary

#342EA7 #A7712E #65A72E

monochromatic

#161447 #252177 #342EA7 #4D46CC #7B76D9

Accessibility & contrast

On white

10.02

#342EA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#342EA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342EA7

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342EA7	#FFFFFF	#000000	##FFFFFF
##342EA7	1.00	10.02	2.09	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AB

Deuteranopia (green-blind)

#003DA5

Tritanopia (blue-blind)

#005067

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #342ea7;
/* rgb */ color: rgb(52, 46, 167);
/* oklch */ color: oklch(39.7% 0.185 276.0);

Tailwind

colors: {
  custom: {
    50: '#7c68c2',
    500: '#342ea7',
    950: '#000000',
  },
}

SCSS

$custom: #342ea7;
$custom-light: #7c68c2;
$custom-dark: #000000;

JSON

{
  "hex": "#342ea7",
  "rgb": {
    "r": 52,
    "g": 46,
    "b": 167
  },
  "hsl": {
    "h": 242.975,
    "s": 56.808,
    "l": 41.765
  },
  "oklch": {
    "l": 0.3972,
    "c": 0.1853,
    "h": 276
  },
  "luminance": 0.05474
}

Semantic roles & 50–950 ramp

primary

#342EA7

secondary

#BDC170

accent

#E048D9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #342EA7

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

Preview Lab → · Contrast checker → · Palette generator →