#342D8B#342D8B

#342D8B is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.8% C 0.150 H 279.4°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#342D8B
RGB	rgb(52, 45, 139)
HSL	hsl(244, 51%, 36%)
HSV	hsv(244, 68%, 55%)
CMYK	cmyk(62.6%, 67.6%, 0%, 45.5%)
CIE-LAB	lab(25.17, 32.26, -51.35)
CIE-LCH	lch(25.17, 60.64, 302.14°)
OKLab	oklab(36.85% 0.0245 -0.1479)
OKLCH	oklch(36.85% 0.15 279.4)
XYZ	xyz(7.0133, 4.4704, 24.9144)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342D8B #848B2D

analogous

#2D558B #342D8B #632D8B

triadic

#342D8B #8B342D #2D8B34

tetradic

#342D8B #8B2D55 #848B2D #2D8B63

square

#342D8B #8B2D55 #848B2D #2D8B63

split-complementary

#342D8B #8B632D #558B2D

monochromatic

#110F2F #231E5D #342D8B #453CB9 #6D65CD

Accessibility & contrast

On white

11.09

#342D8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#342D8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342D8B

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342D8B	#FFFFFF	#000000	##FFFFFF
##342D8B	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8E

Deuteranopia (green-blind)

#003889

Tritanopia (blue-blind)

#004558

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #342d8b;
/* rgb */ color: rgb(52, 45, 139);
/* oklch */ color: oklch(36.8% 0.150 279.4);

Tailwind

colors: {
  custom: {
    50: '#7666ae',
    500: '#342d8b',
    950: '#000000',
  },
}

SCSS

$custom: #342d8b;
$custom-light: #7666ae;
$custom-dark: #000000;

JSON

{
  "hex": "#342d8b",
  "rgb": {
    "r": 52,
    "g": 45,
    "b": 139
  },
  "hsl": {
    "h": 244.468,
    "s": 51.087,
    "l": 36.078
  },
  "oklch": {
    "l": 0.36846,
    "c": 0.14993,
    "h": 279.4
  },
  "luminance": 0.04471
}

Semantic roles & 50–950 ramp

primary

#342D8B

secondary

#AEB460

accent

#DB4DD0

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #342D8B

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

Preview Lab → · Contrast checker → · Palette generator →