#342B78#342B78

#342B78 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.8% C 0.126 H 283.0°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#342B78
RGB	rgb(52, 43, 120)
HSL	hsl(247, 47%, 32%)
HSV	hsv(247, 64%, 47%)
CMYK	cmyk(56.7%, 64.2%, 0%, 52.9%)
CIE-LAB	lab(23.05, 27.06, -42.86)
CIE-LCH	lch(23.05, 50.69, 302.27°)
OKLab	oklab(34.79% 0.0283 -0.123)
OKLCH	oklch(34.79% 0.126 283)
XYZ	xyz(5.6692, 3.8135, 18.2030)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342B78 #6F782B

analogous

#2B4978 #342B78 #5B2B78

triadic

#342B78 #78342B #2B7834

tetradic

#342B78 #782B49 #6F782B #2B785B

square

#342B78 #782B49 #6F782B #2B785B

split-complementary

#342B78 #785B2B #49782B

monochromatic

#0D0B1E #201B4B #342B78 #483BA5 #665AC4

Accessibility & contrast

On white

11.91

#342B78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#342B78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342B78

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342B78	#FFFFFF	#000000	##FFFFFF
##342B78	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397A

Deuteranopia (green-blind)

#003476

Tritanopia (blue-blind)

#153E4D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #342b78;
/* rgb */ color: rgb(52, 43, 120);
/* oklch */ color: oklch(34.8% 0.126 283.0);

Tailwind

colors: {
  custom: {
    50: '#7265a0',
    500: '#342b78',
    950: '#000000',
  },
}

SCSS

$custom: #342b78;
$custom-light: #7265a0;
$custom-dark: #000000;

JSON

{
  "hex": "#342b78",
  "rgb": {
    "r": 52,
    "g": 43,
    "b": 120
  },
  "hsl": {
    "h": 247.013,
    "s": 47.239,
    "l": 31.961
  },
  "oklch": {
    "l": 0.34788,
    "c": 0.12619,
    "h": 283
  },
  "luminance": 0.03814
}

Semantic roles & 50–950 ramp

primary

#342B78

secondary

#A0AA55

accent

#D751C7

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08050F

muted

#7B7A7E

Preview Lab

Preview with #342B78

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

Preview Lab → · Contrast checker → · Palette generator →