#342CA9#342CA9

#342CA9 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.6% C 0.190 H 276.1°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#342CA9
RGB	rgb(52, 44, 169)
HSL	hsl(244, 59%, 42%)
HSV	hsv(244, 74%, 66%)
CMYK	cmyk(69.2%, 74%, 0%, 33.7%)
CIE-LAB	lab(27.83, 42.91, -65.33)
CIE-LCH	lch(27.83, 78.16, 303.30°)
OKLab	oklab(39.63% 0.0203 -0.1888)
OKLCH	oklch(39.63% 0.19 276.1)
XYZ	xyz(9.4759, 5.3951, 38.0704)
Luminance	0.0540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342CA9 #A1A92C

analogous

#2C63A9 #342CA9 #732CA9

triadic

#342CA9 #A9342C #2CA934

tetradic

#342CA9 #A92C63 #A1A92C #2CA973

square

#342CA9 #A92C63 #A1A92C #2CA973

split-complementary

#342CA9 #A9732C #63A92C

monochromatic

#161348 #251F78 #342CA9 #4D44CE #7B74DB

Accessibility & contrast

On white

10.10

#342CA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#342CA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342CA9

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342CA9	#FFFFFF	#000000	##FFFFFF
##342CA9	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AD

Deuteranopia (green-blind)

#003CA7

Tritanopia (blue-blind)

#005068

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #342ca9;
/* rgb */ color: rgb(52, 44, 169);
/* oklch */ color: oklch(39.6% 0.190 276.1);

Tailwind

colors: {
  custom: {
    50: '#7c67c4',
    500: '#342ca9',
    950: '#000000',
  },
}

SCSS

$custom: #342ca9;
$custom-light: #7c67c4;
$custom-dark: #000000;

JSON

{
  "hex": "#342ca9",
  "rgb": {
    "r": 52,
    "g": 44,
    "b": 169
  },
  "hsl": {
    "h": 243.84,
    "s": 58.685,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39631,
    "c": 0.18988,
    "h": 276.1
  },
  "luminance": 0.05396
}

Semantic roles & 50–950 ramp

primary

#342CA9

secondary

#BDC36E

accent

#E246D8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #342CA9

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

Preview Lab → · Contrast checker → · Palette generator →