#342B9A#342B9A

#342B9A is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.0% C 0.172 H 278.0°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#342B9A
RGB	rgb(52, 43, 154)
HSL	hsl(245, 56%, 39%)
HSV	hsv(245, 72%, 60%)
CMYK	cmyk(66.2%, 72.1%, 0%, 39.6%)
CIE-LAB	lab(26.13, 38.54, -59.03)
CIE-LCH	lch(26.13, 70.49, 303.14°)
OKLab	oklab(37.97% 0.0238 -0.1704)
OKLCH	oklch(37.97% 0.172 278)
XYZ	xyz(8.1109, 4.7902, 31.0628)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342B9A #919A2B

analogous

#2B599A #342B9A #6B2B9A

triadic

#342B9A #9A342B #2B9A34

tetradic

#342B9A #9A2B59 #919A2B #2B9A6B

square

#342B9A #9A2B59 #919A2B #2B9A6B

split-complementary

#342B9A #9A6B2B #599A2B

monochromatic

#14103A #241E6A #342B9A #463AC8 #736AD5

Accessibility & contrast

On white

10.72

#342B9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#342B9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342B9A

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342B9A	#FFFFFF	#000000	##FFFFFF
##342B9A	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429D

Deuteranopia (green-blind)

#003998

Tritanopia (blue-blind)

#00495F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #342b9a;
/* rgb */ color: rgb(52, 43, 154);
/* oklch */ color: oklch(38.0% 0.172 278.0);

Tailwind

colors: {
  custom: {
    50: '#7966b9',
    500: '#342b9a',
    950: '#000000',
  },
}

SCSS

$custom: #342b9a;
$custom-light: #7966b9;
$custom-dark: #000000;

JSON

{
  "hex": "#342b9a",
  "rgb": {
    "r": 52,
    "g": 43,
    "b": 154
  },
  "hsl": {
    "h": 244.865,
    "s": 56.345,
    "l": 38.627
  },
  "oklch": {
    "l": 0.37966,
    "c": 0.17205,
    "h": 278
  },
  "luminance": 0.04791
}

Semantic roles & 50–950 ramp

primary

#342B9A

secondary

#B5BC65

accent

#E048D3

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #342B9A

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

Preview Lab → · Contrast checker → · Palette generator →