#342C99#342C99

#342C99 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.0% C 0.170 H 277.9°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#342C99
RGB	rgb(52, 44, 153)
HSL	hsl(244, 55%, 39%)
HSV	hsv(244, 71%, 60%)
CMYK	cmyk(66%, 71.2%, 0%, 40%)
CIE-LAB	lab(26.25, 37.61, -58.22)
CIE-LCH	lch(26.25, 69.31, 302.87°)
OKLab	oklab(38.02% 0.0233 -0.168)
OKLCH	oklch(38.02% 0.17 277.9)
XYZ	xyz(8.0648, 4.8307, 30.6382)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342C99 #91992C

analogous

#2C5A99 #342C99 #6A2C99

triadic

#342C99 #99342C #2C9934

tetradic

#342C99 #992C5A #91992C #2C996A

square

#342C99 #992C5A #91992C #2C996A

split-complementary

#342C99 #996A2C #5A992C

monochromatic

#14113A #241E69 #342C99 #463BC7 #736BD4

Accessibility & contrast

On white

10.68

#342C99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#342C99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342C99

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342C99	#FFFFFF	#000000	##FFFFFF
##342C99	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439C

Deuteranopia (green-blind)

#003A97

Tritanopia (blue-blind)

#004A5F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #342c99;
/* rgb */ color: rgb(52, 44, 153);
/* oklch */ color: oklch(38.0% 0.170 277.9);

Tailwind

colors: {
  custom: {
    50: '#7966b8',
    500: '#342c99',
    950: '#000000',
  },
}

SCSS

$custom: #342c99;
$custom-light: #7966b8;
$custom-dark: #000000;

JSON

{
  "hex": "#342c99",
  "rgb": {
    "r": 52,
    "g": 44,
    "b": 153
  },
  "hsl": {
    "h": 244.404,
    "s": 55.33,
    "l": 38.627
  },
  "oklch": {
    "l": 0.38022,
    "c": 0.16964,
    "h": 277.9
  },
  "luminance": 0.04831
}

Semantic roles & 50–950 ramp

primary

#342C99

secondary

#B5BB66

accent

#DF49D4

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #342C99

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

Preview Lab → · Contrast checker → · Palette generator →