#342DA8#342DA8

#342DA8 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.7% C 0.188 H 276.1°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#342DA8
RGB	rgb(52, 45, 168)
HSL	hsl(243, 58%, 42%)
HSV	hsv(243, 73%, 66%)
CMYK	cmyk(69%, 73.2%, 0%, 34.1%)
CIE-LAB	lab(27.93, 42.02, -64.55)
CIE-LCH	lch(27.93, 77.02, 303.06°)
OKLab	oklab(39.67% 0.0199 -0.1865)
OKLCH	oklch(39.67% 0.188 276.1)
XYZ	xyz(9.4201, 5.4331, 37.5905)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342DA8 #A1A82D

analogous

#2D64A8 #342DA8 #722DA8

triadic

#342DA8 #A8342D #2DA834

tetradic

#342DA8 #A82D64 #A1A82D #2DA872

square

#342DA8 #A82D64 #A1A82D #2DA872

split-complementary

#342DA8 #A8722D #64A82D

monochromatic

#161347 #252078 #342DA8 #4D45CD #7B75DA

Accessibility & contrast

On white

10.06

#342DA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#342DA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342DA8

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342DA8	#FFFFFF	#000000	##FFFFFF
##342DA8	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AC

Deuteranopia (green-blind)

#003CA6

Tritanopia (blue-blind)

#005068

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #342da8;
/* rgb */ color: rgb(52, 45, 168);
/* oklch */ color: oklch(39.7% 0.188 276.1);

Tailwind

colors: {
  custom: {
    50: '#7c68c3',
    500: '#342da8',
    950: '#000000',
  },
}

SCSS

$custom: #342da8;
$custom-light: #7c68c3;
$custom-dark: #000000;

JSON

{
  "hex": "#342da8",
  "rgb": {
    "r": 52,
    "g": 45,
    "b": 168
  },
  "hsl": {
    "h": 243.415,
    "s": 57.746,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39673,
    "c": 0.18761,
    "h": 276.1
  },
  "luminance": 0.05434
}

Semantic roles & 50–950 ramp

primary

#342DA8

secondary

#BDC26F

accent

#E147D8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #342DA8

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

Preview Lab → · Contrast checker → · Palette generator →