#342AB4#342AB4

#342AB4 is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.5% C 0.205 H 275.3°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#342AB4
RGB	rgb(52, 42, 180)
HSL	hsl(244, 62%, 44%)
HSV	hsv(244, 77%, 71%)
CMYK	cmyk(71.1%, 76.7%, 0%, 29.4%)
CIE-LAB	lab(28.59, 47.55, -70.66)
CIE-LCH	lch(28.59, 85.17, 303.94°)
OKLab	oklab(40.51% 0.019 -0.2043)
OKLCH	oklch(40.51% 0.205 275.3)
XYZ	xyz(10.4796, 5.6803, 43.7153)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342AB4 #AAB42A

analogous

#2A65B4 #342AB4 #792AB4

triadic

#342AB4 #B4342A #2AB434

tetradic

#342AB4 #B42A65 #AAB42A #2AB479

square

#342AB4 #B42A65 #AAB42A #2AB479

split-complementary

#342AB4 #B4792A #65B42A

monochromatic

#171351 #261E82 #342AB4 #5147D4 #8079E0

Accessibility & contrast

On white

9.83

#342AB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#342AB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342AB4

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342AB4	#FFFFFF	#000000	##FFFFFF
##342AB4	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B8

Deuteranopia (green-blind)

#003DB2

Tritanopia (blue-blind)

#00536E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #342ab4;
/* rgb */ color: rgb(52, 42, 180);
/* oklch */ color: oklch(40.5% 0.205 275.3);

Tailwind

colors: {
  custom: {
    50: '#7f66cc',
    500: '#342ab4',
    950: '#000000',
  },
}

SCSS

$custom: #342ab4;
$custom-light: #7f66cc;
$custom-dark: #000000;

JSON

{
  "hex": "#342ab4",
  "rgb": {
    "r": 52,
    "g": 42,
    "b": 180
  },
  "hsl": {
    "h": 244.348,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40508,
    "c": 0.20521,
    "h": 275.3
  },
  "luminance": 0.05681
}

Semantic roles & 50–950 ramp

primary

#342AB4

secondary

#C1C872

accent

#E543D9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #342AB4

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

Preview Lab → · Contrast checker → · Palette generator →