#342E9B#342E9B

#342E9B is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.5% C 0.170 H 277.3°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#342E9B
RGB	rgb(52, 46, 155)
HSL	hsl(243, 54%, 39%)
HSV	hsv(243, 70%, 61%)
CMYK	cmyk(66.5%, 70.3%, 0%, 39.2%)
CIE-LAB	lab(26.88, 37.08, -58.41)
CIE-LCH	lch(26.88, 69.19, 302.41°)
OKLab	oklab(38.53% 0.0215 -0.1686)
OKLCH	oklch(38.53% 0.17 277.3)
XYZ	xyz(8.3076, 5.0499, 31.5409)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342E9B #959B2E

analogous

#2E5F9B #342E9B #6B2E9B

triadic

#342E9B #9B342E #2E9B34

tetradic

#342E9B #9B2E5F #959B2E #2E9B6B

square

#342E9B #9B2E5F #959B2E #2E9B6B

split-complementary

#342E9B #9B6B2E #5F9B2E

monochromatic

#14123D #24206C #342E9B #4740C6 #756FD4

Accessibility & contrast

On white

10.45

#342E9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#342E9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342E9B

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342E9B	#FFFFFF	#000000	##FFFFFF
##342E9B	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449E

Deuteranopia (green-blind)

#003B99

Tritanopia (blue-blind)

#004B61

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #342e9b;
/* rgb */ color: rgb(52, 46, 155);
/* oklch */ color: oklch(38.5% 0.170 277.3);

Tailwind

colors: {
  custom: {
    50: '#7968ba',
    500: '#342e9b',
    950: '#000000',
  },
}

SCSS

$custom: #342e9b;
$custom-light: #7968ba;
$custom-dark: #000000;

JSON

{
  "hex": "#342e9b",
  "rgb": {
    "r": 52,
    "g": 46,
    "b": 155
  },
  "hsl": {
    "h": 243.303,
    "s": 54.229,
    "l": 39.412
  },
  "oklch": {
    "l": 0.38532,
    "c": 0.16995,
    "h": 277.3
  },
  "luminance": 0.05051
}

Semantic roles & 50–950 ramp

primary

#342E9B

secondary

#B7BC69

accent

#DE4AD5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #342E9B

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

Preview Lab → · Contrast checker → · Palette generator →