#342F90#342F90

#342F90 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.6% C 0.154 H 278.3°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#342F90
RGB	rgb(52, 47, 144)
HSL	hsl(243, 51%, 37%)
HSV	hsv(243, 67%, 56%)
CMYK	cmyk(63.9%, 67.4%, 0%, 43.5%)
CIE-LAB	lab(26.09, 32.72, -52.94)
CIE-LCH	lch(26.09, 62.24, 301.71°)
OKLab	oklab(37.65% 0.0222 -0.1526)
OKLCH	oklch(37.65% 0.154 278.3)
XYZ	xyz(7.4651, 4.7761, 26.9086)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342F90 #8B902F

analogous

#2F5A90 #342F90 #652F90

triadic

#342F90 #90342F #2F9034

tetradic

#342F90 #902F5A #8B902F #2F9065

square

#342F90 #902F5A #8B902F #2F9065

split-complementary

#342F90 #90652F #5A902F

monochromatic

#131134 #232062 #342F90 #453EBE #706BCF

Accessibility & contrast

On white

10.74

#342F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#342F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342F90

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342F90	#FFFFFF	#000000	##FFFFFF
##342F90	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004293

Deuteranopia (green-blind)

#003A8E

Tritanopia (blue-blind)

#00485B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #342f90;
/* rgb */ color: rgb(52, 47, 144);
/* oklch */ color: oklch(37.6% 0.154 278.3);

Tailwind

colors: {
  custom: {
    50: '#7768b1',
    500: '#342f90',
    950: '#000000',
  },
}

SCSS

$custom: #342f90;
$custom-light: #7768b1;
$custom-dark: #000000;

JSON

{
  "hex": "#342f90",
  "rgb": {
    "r": 52,
    "g": 47,
    "b": 144
  },
  "hsl": {
    "h": 243.093,
    "s": 50.785,
    "l": 37.451
  },
  "oklch": {
    "l": 0.3765,
    "c": 0.1542,
    "h": 278.3
  },
  "luminance": 0.04777
}

Semantic roles & 50–950 ramp

primary

#342F90

secondary

#B2B665

accent

#DA4ED3

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #342F90

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

Preview Lab → · Contrast checker → · Palette generator →