#342D9B#342D9B

#342D9B is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.4% C 0.171 H 277.5°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#342D9B
RGB	rgb(52, 45, 155)
HSL	hsl(244, 55%, 39%)
HSV	hsv(244, 71%, 61%)
CMYK	cmyk(66.5%, 71%, 0%, 39.2%)
CIE-LAB	lab(26.66, 37.69, -58.77)
CIE-LCH	lch(26.66, 69.81, 302.67°)
OKLab	oklab(38.37% 0.0222 -0.1696)
OKLCH	oklch(38.37% 0.171 277.5)
XYZ	xyz(8.2690, 4.9727, 31.5281)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342D9B #949B2D

analogous

#2D5D9B #342D9B #6B2D9B

triadic

#342D9B #9B342D #2D9B34

tetradic

#342D9B #9B2D5D #949B2D #2D9B6B

square

#342D9B #9B2D5D #949B2D #2D9B6B

split-complementary

#342D9B #9B6B2D #5D9B2D

monochromatic

#14113C #241F6C #342D9B #473EC7 #746ED5

Accessibility & contrast

On white

10.53

#342D9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#342D9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342D9B

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342D9B	#FFFFFF	#000000	##FFFFFF
##342D9B	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449E

Deuteranopia (green-blind)

#003A99

Tritanopia (blue-blind)

#004B60

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #342d9b;
/* rgb */ color: rgb(52, 45, 155);
/* oklch */ color: oklch(38.4% 0.171 277.5);

Tailwind

colors: {
  custom: {
    50: '#7967ba',
    500: '#342d9b',
    950: '#000000',
  },
}

SCSS

$custom: #342d9b;
$custom-light: #7967ba;
$custom-dark: #000000;

JSON

{
  "hex": "#342d9b",
  "rgb": {
    "r": 52,
    "g": 45,
    "b": 155
  },
  "hsl": {
    "h": 243.818,
    "s": 55,
    "l": 39.216
  },
  "oklch": {
    "l": 0.38374,
    "c": 0.1711,
    "h": 277.5
  },
  "luminance": 0.04973
}

Semantic roles & 50–950 ramp

primary

#342D9B

secondary

#B7BC68

accent

#DE49D5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #342D9B

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

Preview Lab → · Contrast checker → · Palette generator →