#342B9D#342B9D

#342B9D is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.3% C 0.176 H 277.6°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#342B9D
RGB	rgb(52, 43, 157)
HSL	hsl(245, 57%, 39%)
HSV	hsv(245, 73%, 62%)
CMYK	cmyk(66.9%, 72.6%, 0%, 38.4%)
CIE-LAB	lab(26.42, 39.54, -60.37)
CIE-LCH	lch(26.42, 72.17, 303.22°)
OKLab	oklab(38.27% 0.0233 -0.1743)
OKLCH	oklch(38.27% 0.176 277.6)
XYZ	xyz(8.3639, 4.8914, 32.3951)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342B9D #949D2B

analogous

#2B5B9D #342B9D #6D2B9D

triadic

#342B9D #9D342B #2B9D34

tetradic

#342B9D #9D2B5B #949D2B #2B9D6D

square

#342B9D #9D2B5B #949D2B #2B9D6D

split-complementary

#342B9D #9D6D2B #5B9D2B

monochromatic

#14113D #241E6D #342B9D #473CCA #746CD7

Accessibility & contrast

On white

10.61

#342B9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#342B9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342B9D

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342B9D	#FFFFFF	#000000	##FFFFFF
##342B9D	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A0

Deuteranopia (green-blind)

#003A9B

Tritanopia (blue-blind)

#004B61

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #342b9d;
/* rgb */ color: rgb(52, 43, 157);
/* oklch */ color: oklch(38.3% 0.176 277.6);

Tailwind

colors: {
  custom: {
    50: '#7a66bb',
    500: '#342b9d',
    950: '#000000',
  },
}

SCSS

$custom: #342b9d;
$custom-light: #7a66bb;
$custom-dark: #000000;

JSON

{
  "hex": "#342b9d",
  "rgb": {
    "r": 52,
    "g": 43,
    "b": 157
  },
  "hsl": {
    "h": 244.737,
    "s": 57,
    "l": 39.216
  },
  "oklch": {
    "l": 0.38266,
    "c": 0.17587,
    "h": 277.6
  },
  "luminance": 0.04892
}

Semantic roles & 50–950 ramp

primary

#342B9D

secondary

#B7BD66

accent

#E048D4

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #342B9D

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

Preview Lab → · Contrast checker → · Palette generator →