#342A9E#342A9E

#342A9E is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.2% C 0.178 H 277.7°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#342A9E
RGB	rgb(52, 42, 158)
HSL	hsl(245, 58%, 39%)
HSV	hsv(245, 73%, 62%)
CMYK	cmyk(67.1%, 73.4%, 0%, 38%)
CIE-LAB	lab(26.31, 40.45, -61.16)
CIE-LCH	lch(26.31, 73.33, 303.48°)
OKLab	oklab(38.22% 0.0237 -0.1766)
OKLCH	oklch(38.22% 0.178 277.7)
XYZ	xyz(8.4137, 4.8539, 32.8346)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342A9E #949E2A

analogous

#2A5A9E #342A9E #6E2A9E

triadic

#342A9E #9E342A #2A9E34

tetradic

#342A9E #9E2A5A #949E2A #2A9E6E

square

#342A9E #9E2A5A #949E2A #2A9E6E

split-complementary

#342A9E #9E6E2A #5A9E2A

monochromatic

#14103D #241D6E #342A9E #473ACB #746BD8

Accessibility & contrast

On white

10.65

#342A9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#342A9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342A9E

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342A9E	#FFFFFF	#000000	##FFFFFF
##342A9E	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A1

Deuteranopia (green-blind)

#00399C

Tritanopia (blue-blind)

#004A61

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #342a9e;
/* rgb */ color: rgb(52, 42, 158);
/* oklch */ color: oklch(38.2% 0.178 277.7);

Tailwind

colors: {
  custom: {
    50: '#7a65bc',
    500: '#342a9e',
    950: '#000000',
  },
}

SCSS

$custom: #342a9e;
$custom-light: #7a65bc;
$custom-dark: #000000;

JSON

{
  "hex": "#342a9e",
  "rgb": {
    "r": 52,
    "g": 42,
    "b": 158
  },
  "hsl": {
    "h": 245.172,
    "s": 58,
    "l": 39.216
  },
  "oklch": {
    "l": 0.38219,
    "c": 0.17822,
    "h": 277.7
  },
  "luminance": 0.04855
}

Semantic roles & 50–950 ramp

primary

#342A9E

secondary

#B7BE66

accent

#E147D4

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #342A9E

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

Preview Lab → · Contrast checker → · Palette generator →