#342FAA#342FAA

#342FAA is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.2% C 0.188 H 275.6°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#342FAA
RGB	rgb(52, 47, 170)
HSL	hsl(242, 57%, 43%)
HSV	hsv(242, 72%, 67%)
CMYK	cmyk(69.4%, 72.4%, 0%, 33.3%)
CIE-LAB	lab(28.55, 41.52, -64.75)
CIE-LCH	lch(28.55, 76.92, 302.67°)
OKLab	oklab(40.17% 0.0183 -0.1871)
OKLCH	oklch(40.17% 0.188 275.6)
XYZ	xyz(9.6860, 5.6645, 38.6053)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342FAA #A5AA2F

analogous

#2F68AA #342FAA #712FAA

triadic

#342FAA #AA342F #2FAA34

tetradic

#342FAA #AA2F68 #A5AA2F #2FAA71

square

#342FAA #AA2F68 #A5AA2F #2FAA71

split-complementary

#342FAA #AA712F #68AA2F

monochromatic

#17144A #25227A #342FAA #4F49CD #7D79DA

Accessibility & contrast

On white

9.85

#342FAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#342FAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342FAA

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342FAA	#FFFFFF	#000000	##FFFFFF
##342FAA	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AE

Deuteranopia (green-blind)

#003EA8

Tritanopia (blue-blind)

#005169

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #342faa;
/* rgb */ color: rgb(52, 47, 170);
/* oklch */ color: oklch(40.2% 0.188 275.6);

Tailwind

colors: {
  custom: {
    50: '#7c69c4',
    500: '#342faa',
    950: '#000000',
  },
}

SCSS

$custom: #342faa;
$custom-light: #7c69c4;
$custom-dark: #000000;

JSON

{
  "hex": "#342faa",
  "rgb": {
    "r": 52,
    "g": 47,
    "b": 170
  },
  "hsl": {
    "h": 242.439,
    "s": 56.682,
    "l": 42.549
  },
  "oklch": {
    "l": 0.40172,
    "c": 0.18801,
    "h": 275.6
  },
  "luminance": 0.05665
}

Semantic roles & 50–950 ramp

primary

#342FAA

secondary

#BFC272

accent

#E048DA

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #342FAA

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

Preview Lab → · Contrast checker → · Palette generator →