#342BA3#342BA3

#342BA3 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.9% C 0.183 H 276.9°. Best body text is #FFFFFF at 10.39:1 contrast (WCAG AA passes).

Color values

HEX	#342BA3
RGB	rgb(52, 43, 163)
HSL	hsl(245, 58%, 40%)
HSV	hsv(245, 74%, 64%)
CMYK	cmyk(68.1%, 73.6%, 0%, 36.1%)
CIE-LAB	lab(27.02, 41.52, -63.04)
CIE-LCH	lch(27.02, 75.48, 303.37°)
OKLab	oklab(38.87% 0.0221 -0.1821)
OKLCH	oklch(38.87% 0.183 276.9)
XYZ	xyz(8.8888, 5.1014, 35.1595)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342BA3 #9AA32B

analogous

#2B5EA3 #342BA3 #702BA3

triadic

#342BA3 #A3342B #2BA334

tetradic

#342BA3 #A32B5E #9AA32B #2BA370

square

#342BA3 #A32B5E #9AA32B #2BA370

split-complementary

#342BA3 #A3702B #5EA32B

monochromatic

#151142 #251E73 #342BA3 #493FCC #776FD9

Accessibility & contrast

On white

10.39

#342BA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#342BA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342BA3

10.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342BA3	#FFFFFF	#000000	##FFFFFF
##342BA3	1.00	10.39	2.02	10.39
#FFFFFF	10.39	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A7

Deuteranopia (green-blind)

#003BA1

Tritanopia (blue-blind)

#004D64

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #342ba3;
/* rgb */ color: rgb(52, 43, 163);
/* oklch */ color: oklch(38.9% 0.183 276.9);

Tailwind

colors: {
  custom: {
    50: '#7b66bf',
    500: '#342ba3',
    950: '#000000',
  },
}

SCSS

$custom: #342ba3;
$custom-light: #7b66bf;
$custom-dark: #000000;

JSON

{
  "hex": "#342ba3",
  "rgb": {
    "r": 52,
    "g": 43,
    "b": 163
  },
  "hsl": {
    "h": 244.5,
    "s": 58.252,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38873,
    "c": 0.18345,
    "h": 276.9
  },
  "luminance": 0.05102
}

Semantic roles & 50–950 ramp

primary

#342BA3

secondary

#BAC06A

accent

#E146D6

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #342BA3

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

Preview Lab → · Contrast checker → · Palette generator →