#342AA3#342AA3

#342AA3 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.7% C 0.184 H 277.1°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#342AA3
RGB	rgb(52, 42, 163)
HSL	hsl(245, 59%, 40%)
HSV	hsv(245, 74%, 64%)
CMYK	cmyk(68.1%, 74.2%, 0%, 36.1%)
CIE-LAB	lab(26.82, 42.08, -63.37)
CIE-LCH	lch(26.82, 76.07, 303.59°)
OKLab	oklab(38.73% 0.0227 -0.1831)
OKLCH	oklch(38.73% 0.184 277.1)
XYZ	xyz(8.8528, 5.0296, 35.1475)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342AA3 #99A32A

analogous

#2A5CA3 #342AA3 #712AA3

triadic

#342AA3 #A3342A #2AA334

tetradic

#342AA3 #A32A5C #99A32A #2AA371

square

#342AA3 #A32A5C #99A32A #2AA371

split-complementary

#342AA3 #A3712A #5CA32A

monochromatic

#151142 #241D72 #342AA3 #493DCD #776EDA

Accessibility & contrast

On white

10.47

#342AA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#342AA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342AA3

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342AA3	#FFFFFF	#000000	##FFFFFF
##342AA3	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A7

Deuteranopia (green-blind)

#003AA1

Tritanopia (blue-blind)

#004C64

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #342aa3;
/* rgb */ color: rgb(52, 42, 163);
/* oklch */ color: oklch(38.7% 0.184 277.1);

Tailwind

colors: {
  custom: {
    50: '#7b65bf',
    500: '#342aa3',
    950: '#000000',
  },
}

SCSS

$custom: #342aa3;
$custom-light: #7b65bf;
$custom-dark: #000000;

JSON

{
  "hex": "#342aa3",
  "rgb": {
    "r": 52,
    "g": 42,
    "b": 163
  },
  "hsl": {
    "h": 244.959,
    "s": 59.024,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38729,
    "c": 0.18448,
    "h": 277.1
  },
  "luminance": 0.0503
}

Semantic roles & 50–950 ramp

primary

#342AA3

secondary

#B9C068

accent

#E246D5

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #342AA3

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

Preview Lab → · Contrast checker → · Palette generator →