#342AA1#342AA1

#342AA1 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.5% C 0.182 H 277.3°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#342AA1
RGB	rgb(52, 42, 161)
HSL	hsl(245, 59%, 40%)
HSV	hsv(245, 74%, 63%)
CMYK	cmyk(67.7%, 73.9%, 0%, 36.9%)
CIE-LAB	lab(26.62, 41.43, -62.49)
CIE-LCH	lch(26.62, 74.98, 303.54°)
OKLab	oklab(38.52% 0.0231 -0.1805)
OKLCH	oklch(38.52% 0.182 277.3)
XYZ	xyz(8.6751, 4.9585, 34.2112)
Luminance	0.0496 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342AA1 #97A12A

analogous

#2A5CA1 #342AA1 #702AA1

triadic

#342AA1 #A1342A #2AA134

tetradic

#342AA1 #A12A5C #97A12A #2AA170

square

#342AA1 #A12A5C #97A12A #2AA170

split-complementary

#342AA1 #A1702A #5CA12A

monochromatic

#151140 #241D70 #342AA1 #483CCC #766DD9

Accessibility & contrast

On white

10.54

#342AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#342AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342AA1

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342AA1	#FFFFFF	#000000	##FFFFFF
##342AA1	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A4

Deuteranopia (green-blind)

#003A9F

Tritanopia (blue-blind)

#004C63

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #342aa1;
/* rgb */ color: rgb(52, 42, 161);
/* oklch */ color: oklch(38.5% 0.182 277.3);

Tailwind

colors: {
  custom: {
    50: '#7b65be',
    500: '#342aa1',
    950: '#000000',
  },
}

SCSS

$custom: #342aa1;
$custom-light: #7b65be;
$custom-dark: #000000;

JSON

{
  "hex": "#342aa1",
  "rgb": {
    "r": 52,
    "g": 42,
    "b": 161
  },
  "hsl": {
    "h": 245.042,
    "s": 58.621,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38524,
    "c": 0.18199,
    "h": 277.3
  },
  "luminance": 0.04959
}

Semantic roles & 50–950 ramp

primary

#342AA1

secondary

#B8C067

accent

#E246D5

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #342AA1

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

Preview Lab → · Contrast checker → · Palette generator →