#342BA4#342BA4

#342BA4 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 39.0% C 0.185 H 276.8°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#342BA4
RGB	rgb(52, 43, 164)
HSL	hsl(244, 58%, 41%)
HSV	hsv(244, 74%, 64%)
CMYK	cmyk(68.3%, 73.8%, 0%, 35.7%)
CIE-LAB	lab(27.12, 41.84, -63.48)
CIE-LCH	lch(27.12, 76.03, 303.39°)
OKLab	oklab(38.98% 0.0219 -0.1834)
OKLCH	oklch(38.98% 0.185 276.8)
XYZ	xyz(8.9787, 5.1374, 35.6332)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342BA4 #9BA42B

analogous

#2B5EA4 #342BA4 #702BA4

triadic

#342BA4 #A4342B #2BA434

tetradic

#342BA4 #A42B5E #9BA42B #2BA470

square

#342BA4 #A42B5E #9BA42B #2BA470

split-complementary

#342BA4 #A4702B #5EA42B

monochromatic

#151243 #251E74 #342BA4 #4A3FCD #7870D9

Accessibility & contrast

On white

10.36

#342BA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#342BA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342BA4

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342BA4	#FFFFFF	#000000	##FFFFFF
##342BA4	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A8

Deuteranopia (green-blind)

#003BA2

Tritanopia (blue-blind)

#004D65

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #342ba4;
/* rgb */ color: rgb(52, 43, 164);
/* oklch */ color: oklch(39.0% 0.185 276.8);

Tailwind

colors: {
  custom: {
    50: '#7b66c0',
    500: '#342ba4',
    950: '#000000',
  },
}

SCSS

$custom: #342ba4;
$custom-light: #7b66c0;
$custom-dark: #000000;

JSON

{
  "hex": "#342ba4",
  "rgb": {
    "r": 52,
    "g": 43,
    "b": 164
  },
  "hsl": {
    "h": 244.463,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.38975,
    "c": 0.18469,
    "h": 276.8
  },
  "luminance": 0.05138
}

Semantic roles & 50–950 ramp

primary

#342BA4

secondary

#BAC16A

accent

#E246D6

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #342BA4

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

Preview Lab → · Contrast checker → · Palette generator →