#342FA7#342FA7

#342FA7 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.9% C 0.184 H 275.9°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#342FA7
RGB	rgb(52, 47, 167)
HSL	hsl(243, 56%, 42%)
HSV	hsv(243, 72%, 65%)
CMYK	cmyk(68.9%, 71.9%, 0%, 34.5%)
CIE-LAB	lab(28.25, 40.52, -63.43)
CIE-LCH	lch(28.25, 75.27, 302.57°)
OKLab	oklab(39.87% 0.0189 -0.1833)
OKLCH	oklch(39.87% 0.184 275.9)
XYZ	xyz(9.4055, 5.5523, 37.1278)
Luminance	0.0555 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.69

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342FA7 #A2A72F

analogous

#2F66A7 #342FA7 #702FA7

triadic

#342FA7 #A7342F #2FA734

tetradic

#342FA7 #A72F66 #A2A72F #2FA770

square

#342FA7 #A72F66 #A2A72F #2FA770

split-complementary

#342FA7 #A7702F #66A72F

monochromatic

#161447 #252277 #342FA7 #4D48CB #7C78D9

Accessibility & contrast

On white

9.95

#342FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#342FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342FA7

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342FA7	#FFFFFF	#000000	##FFFFFF
##342FA7	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AB

Deuteranopia (green-blind)

#003DA5

Tritanopia (blue-blind)

#005068

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #342fa7;
/* rgb */ color: rgb(52, 47, 167);
/* oklch */ color: oklch(39.9% 0.184 275.9);

Tailwind

colors: {
  custom: {
    50: '#7c69c2',
    500: '#342fa7',
    950: '#000000',
  },
}

SCSS

$custom: #342fa7;
$custom-light: #7c69c2;
$custom-dark: #000000;

JSON

{
  "hex": "#342fa7",
  "rgb": {
    "r": 52,
    "g": 47,
    "b": 167
  },
  "hsl": {
    "h": 242.5,
    "s": 56.075,
    "l": 41.961
  },
  "oklch": {
    "l": 0.39871,
    "c": 0.18423,
    "h": 275.9
  },
  "luminance": 0.05553
}

Semantic roles & 50–950 ramp

primary

#342FA7

secondary

#BEC171

accent

#DF48D9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #342FA7

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

Preview Lab → · Contrast checker → · Palette generator →