#342DB0#342DB0

#342DB0 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.5% C 0.197 H 275.3°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#342DB0
RGB	rgb(52, 45, 176)
HSL	hsl(243, 59%, 43%)
HSV	hsv(243, 74%, 69%)
CMYK	cmyk(70.5%, 74.4%, 0%, 31%)
CIE-LAB	lab(28.75, 44.64, -68.02)
CIE-LCH	lch(28.75, 81.35, 303.28°)
OKLab	oklab(40.49% 0.0184 -0.1966)
OKLCH	oklch(40.49% 0.197 275.3)
XYZ	xyz(10.1885, 5.7405, 41.6370)
Luminance	0.0574 (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

#342DB0 #A9B02D

analogous

#2D67B0 #342DB0 #752DB0

triadic

#342DB0 #B0342D #2DB034

tetradic

#342DB0 #B02D67 #A9B02D #2DB075

square

#342DB0 #B02D67 #A9B02D #2DB075

split-complementary

#342DB0 #B0752D #67B02D

monochromatic

#17144F #26217F #342DB0 #514AD1 #807ADD

Accessibility & contrast

On white

9.78

#342DB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#342DB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342DB0

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342DB0	#FFFFFF	#000000	##FFFFFF
##342DB0	1.00	9.78	2.15	9.78
#FFFFFF	9.78	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB4

Deuteranopia (green-blind)

#003EAE

Tritanopia (blue-blind)

#00536C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #342db0;
/* rgb */ color: rgb(52, 45, 176);
/* oklch */ color: oklch(40.5% 0.197 275.3);

Tailwind

colors: {
  custom: {
    50: '#7e68c9',
    500: '#342db0',
    950: '#000000',
  },
}

SCSS

$custom: #342db0;
$custom-light: #7e68c9;
$custom-dark: #000000;

JSON

{
  "hex": "#342db0",
  "rgb": {
    "r": 52,
    "g": 45,
    "b": 176
  },
  "hsl": {
    "h": 243.206,
    "s": 59.276,
    "l": 43.333
  },
  "oklch": {
    "l": 0.40495,
    "c": 0.19749,
    "h": 275.3
  },
  "luminance": 0.05741
}

Semantic roles & 50–950 ramp

primary

#342DB0

secondary

#C1C573

accent

#E245DA

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #342DB0

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

Preview Lab → · Contrast checker → · Palette generator →