#342AB3#342AB3

#342AB3 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.4% C 0.204 H 275.4°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#342AB3
RGB	rgb(52, 42, 179)
HSL	hsl(244, 62%, 43%)
HSV	hsv(244, 77%, 70%)
CMYK	cmyk(70.9%, 76.5%, 0%, 29.8%)
CIE-LAB	lab(28.48, 47.24, -70.24)
CIE-LCH	lch(28.48, 84.65, 303.92°)
OKLab	oklab(40.4% 0.0193 -0.2031)
OKLCH	oklch(40.4% 0.204 275.4)
XYZ	xyz(10.3781, 5.6397, 43.1807)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342AB3 #A9B32A

analogous

#2A64B3 #342AB3 #792AB3

triadic

#342AB3 #B3342A #2AB334

tetradic

#342AB3 #B32A64 #A9B32A #2AB379

square

#342AB3 #B32A64 #A9B32A #2AB379

split-complementary

#342AB3 #B3792A #64B32A

monochromatic

#171350 #261E81 #342AB3 #5146D4 #8078DF

Accessibility & contrast

On white

9.87

#342AB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#342AB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342AB3

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342AB3	#FFFFFF	#000000	##FFFFFF
##342AB3	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B7

Deuteranopia (green-blind)

#003DB1

Tritanopia (blue-blind)

#00526D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #342ab3;
/* rgb */ color: rgb(52, 42, 179);
/* oklch */ color: oklch(40.4% 0.204 275.4);

Tailwind

colors: {
  custom: {
    50: '#7f66cb',
    500: '#342ab3',
    950: '#000000',
  },
}

SCSS

$custom: #342ab3;
$custom-light: #7f66cb;
$custom-dark: #000000;

JSON

{
  "hex": "#342ab3",
  "rgb": {
    "r": 52,
    "g": 42,
    "b": 179
  },
  "hsl": {
    "h": 244.38,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.40402,
    "c": 0.20401,
    "h": 275.4
  },
  "luminance": 0.05641
}

Semantic roles & 50–950 ramp

primary

#342AB3

secondary

#C1C772

accent

#E543D9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #342AB3

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

Preview Lab → · Contrast checker → · Palette generator →