#342B91#342B91

#342B91 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.1% C 0.160 H 279.1°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#342B91
RGB	rgb(52, 43, 145)
HSL	hsl(245, 54%, 37%)
HSV	hsv(245, 70%, 57%)
CMYK	cmyk(64.1%, 70.3%, 0%, 43.1%)
CIE-LAB	lab(25.26, 35.53, -54.91)
CIE-LCH	lch(25.26, 65.40, 302.91°)
OKLab	oklab(37.08% 0.0253 -0.1583)
OKLCH	oklch(37.08% 0.16 279.1)
XYZ	xyz(7.3893, 4.5016, 27.2621)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342B91 #88912B

analogous

#2B5591 #342B91 #672B91

triadic

#342B91 #91342B #2B9134

tetradic

#342B91 #912B55 #88912B #2B9167

square

#342B91 #912B55 #88912B #2B9167

split-complementary

#342B91 #91672B #55912B

monochromatic

#120F33 #231D62 #342B91 #4539C0 #6F65D1

Accessibility & contrast

On white

11.05

#342B91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#342B91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342B91

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342B91	#FFFFFF	#000000	##FFFFFF
##342B91	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004094

Deuteranopia (green-blind)

#00388F

Tritanopia (blue-blind)

#00465A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #342b91;
/* rgb */ color: rgb(52, 43, 145);
/* oklch */ color: oklch(37.1% 0.160 279.1);

Tailwind

colors: {
  custom: {
    50: '#7765b2',
    500: '#342b91',
    950: '#000000',
  },
}

SCSS

$custom: #342b91;
$custom-light: #7765b2;
$custom-dark: #000000;

JSON

{
  "hex": "#342b91",
  "rgb": {
    "r": 52,
    "g": 43,
    "b": 145
  },
  "hsl": {
    "h": 245.294,
    "s": 54.255,
    "l": 36.863
  },
  "oklch": {
    "l": 0.37084,
    "c": 0.16036,
    "h": 279.1
  },
  "luminance": 0.04502
}

Semantic roles & 50–950 ramp

primary

#342B91

secondary

#B0B860

accent

#DE4AD1

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #342B91

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

Preview Lab → · Contrast checker → · Palette generator →