#342B66#342B66

#342B66 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 33.3% C 0.100 H 286.7°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#342B66
RGB	rgb(52, 43, 102)
HSL	hsl(249, 41%, 28%)
HSV	hsv(249, 58%, 40%)
CMYK	cmyk(49%, 57.8%, 0%, 60%)
CIE-LAB	lab(21.64, 20.98, -33.53)
CIE-LCH	lch(21.64, 39.56, 302.03°)
OKLab	oklab(33.31% 0.0286 -0.0956)
OKLCH	oklch(33.31% 0.1 286.7)
XYZ	xyz(4.6776, 3.4169, 12.9809)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342B66 #5D662B

analogous

#2B3F66 #342B66 #512B66

triadic

#342B66 #66342B #2B6634

tetradic

#342B66 #662B3F #5D662B #2B6651

square

#342B66 #662B3F #5D662B #2B6651

split-complementary

#342B66 #66512B #3F662B

monochromatic

#0B0916 #1E193B #342B66 #4A3D91 #6354B7

Accessibility & contrast

On white

12.47

#342B66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#342B66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342B66

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342B66	#FFFFFF	#000000	##FFFFFF
##342B66	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B3568

Deuteranopia (green-blind)

#0A3265

Tritanopia (blue-blind)

#243844

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #342b66;
/* rgb */ color: rgb(52, 43, 102);
/* oklch */ color: oklch(33.3% 0.100 286.7);

Tailwind

colors: {
  custom: {
    50: '#6f6492',
    500: '#342b66',
    950: '#000000',
  },
}

SCSS

$custom: #342b66;
$custom-light: #6f6492;
$custom-dark: #000000;

JSON

{
  "hex": "#342b66",
  "rgb": {
    "r": 52,
    "g": 43,
    "b": 102
  },
  "hsl": {
    "h": 249.153,
    "s": 40.69,
    "l": 28.431
  },
  "oklch": {
    "l": 0.33309,
    "c": 0.09975,
    "h": 286.7
  },
  "luminance": 0.03417
}

Semantic roles & 50–950 ramp

primary

#342B66

secondary

#8E9855

accent

#D157BE

background

#F6F6F9

surface

#ECEBF1

border

#C7C6CB

text

#08050D

muted

#7B7A7E

Preview Lab

Preview with #342B66

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

Preview Lab → · Contrast checker → · Palette generator →