#342C8B#342C8B

#342C8B is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.7% C 0.151 H 279.7°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#342C8B
RGB	rgb(52, 44, 139)
HSL	hsl(245, 52%, 36%)
HSV	hsv(245, 68%, 55%)
CMYK	cmyk(62.6%, 68.3%, 0%, 45.5%)
CIE-LAB	lab(24.94, 32.89, -51.73)
CIE-LCH	lch(24.94, 61.30, 302.45°)
OKLab	oklab(36.68% 0.0254 -0.149)
OKLCH	oklch(36.68% 0.151 279.7)
XYZ	xyz(6.9756, 4.3950, 24.9018)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342C8B #838B2C

analogous

#2C538B #342C8B #632C8B

triadic

#342C8B #8B342C #2C8B34

tetradic

#342C8B #8B2C53 #838B2C #2C8B63

square

#342C8B #8B2C53 #838B2C #2C8B63

split-complementary

#342C8B #8B632C #538B2C

monochromatic

#110F2E #231D5D #342C8B #453BB9 #6D64CE

Accessibility & contrast

On white

11.17

#342C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#342C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342C8B

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342C8B	#FFFFFF	#000000	##FFFFFF
##342C8B	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8E

Deuteranopia (green-blind)

#003789

Tritanopia (blue-blind)

#004557

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #342c8b;
/* rgb */ color: rgb(52, 44, 139);
/* oklch */ color: oklch(36.7% 0.151 279.7);

Tailwind

colors: {
  custom: {
    50: '#7666ae',
    500: '#342c8b',
    950: '#000000',
  },
}

SCSS

$custom: #342c8b;
$custom-light: #7666ae;
$custom-dark: #000000;

JSON

{
  "hex": "#342c8b",
  "rgb": {
    "r": 52,
    "g": 44,
    "b": 139
  },
  "hsl": {
    "h": 245.053,
    "s": 51.913,
    "l": 35.882
  },
  "oklch": {
    "l": 0.36677,
    "c": 0.15118,
    "h": 279.7
  },
  "luminance": 0.04396
}

Semantic roles & 50–950 ramp

primary

#342C8B

secondary

#ADB45F

accent

#DB4CCF

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #342C8B

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

Preview Lab → · Contrast checker → · Palette generator →