#342EA4#342EA4

#342EA4 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.4% C 0.182 H 276.3°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#342EA4
RGB	rgb(52, 46, 164)
HSL	hsl(243, 56%, 41%)
HSV	hsv(243, 72%, 64%)
CMYK	cmyk(68.3%, 72%, 0%, 35.7%)
CIE-LAB	lab(27.75, 40.11, -62.45)
CIE-LCH	lch(27.75, 74.22, 302.71°)
OKLab	oklab(39.42% 0.02 -0.1804)
OKLCH	oklch(39.42% 0.182 276.3)
XYZ	xyz(9.0918, 5.3636, 35.6709)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342EA4 #9EA42E

analogous

#2E63A4 #342EA4 #6F2EA4

triadic

#342EA4 #A4342E #2EA434

tetradic

#342EA4 #A42E63 #9EA42E #2EA46F

square

#342EA4 #A42E63 #9EA42E #2EA46F

split-complementary

#342EA4 #A46F2E #63A42E

monochromatic

#161344 #252174 #342EA4 #4B45CB #7974D8

Accessibility & contrast

On white

10.13

#342EA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#342EA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342EA4

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342EA4	#FFFFFF	#000000	##FFFFFF
##342EA4	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A8

Deuteranopia (green-blind)

#003CA2

Tritanopia (blue-blind)

#004F66

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #342ea4;
/* rgb */ color: rgb(52, 46, 164);
/* oklch */ color: oklch(39.4% 0.182 276.3);

Tailwind

colors: {
  custom: {
    50: '#7b68c0',
    500: '#342ea4',
    950: '#000000',
  },
}

SCSS

$custom: #342ea4;
$custom-light: #7b68c0;
$custom-dark: #000000;

JSON

{
  "hex": "#342ea4",
  "rgb": {
    "r": 52,
    "g": 46,
    "b": 164
  },
  "hsl": {
    "h": 243.051,
    "s": 56.19,
    "l": 41.176
  },
  "oklch": {
    "l": 0.39419,
    "c": 0.18151,
    "h": 276.3
  },
  "luminance": 0.05364
}

Semantic roles & 50–950 ramp

primary

#342EA4

secondary

#BCC06E

accent

#DF48D8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #342EA4

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

Preview Lab → · Contrast checker → · Palette generator →