#342F89#342F89

#342F89 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.0% C 0.145 H 279.1°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#342F89
RGB	rgb(52, 47, 137)
HSL	hsl(243, 49%, 36%)
HSV	hsv(243, 66%, 54%)
CMYK	cmyk(62%, 65.7%, 0%, 46.3%)
CIE-LAB	lab(25.47, 30.30, -49.61)
CIE-LCH	lch(25.47, 58.14, 301.42°)
OKLab	oklab(37.01% 0.0229 -0.1428)
OKLCH	oklch(37.01% 0.145 279.1)
XYZ	xyz(6.9466, 4.5687, 24.1779)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342F89 #84892F

analogous

#2F5789 #342F89 #612F89

triadic

#342F89 #89342F #2F8934

tetradic

#342F89 #892F57 #84892F #2F8961

square

#342F89 #892F57 #84892F #2F8961

split-complementary

#342F89 #89612F #57892F

monochromatic

#11102E #231F5B #342F89 #453FB7 #6D67CB

Accessibility & contrast

On white

10.97

#342F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#342F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342F89

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342F89	#FFFFFF	#000000	##FFFFFF
##342F89	1.00	10.97	1.91	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408C

Deuteranopia (green-blind)

#003987

Tritanopia (blue-blind)

#004657

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #342f89;
/* rgb */ color: rgb(52, 47, 137);
/* oklch */ color: oklch(37.0% 0.145 279.1);

Tailwind

colors: {
  custom: {
    50: '#7568ac',
    500: '#342f89',
    950: '#000000',
  },
}

SCSS

$custom: #342f89;
$custom-light: #7568ac;
$custom-dark: #000000;

JSON

{
  "hex": "#342f89",
  "rgb": {
    "r": 52,
    "g": 47,
    "b": 137
  },
  "hsl": {
    "h": 243.333,
    "s": 48.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.37009,
    "c": 0.14464,
    "h": 279.1
  },
  "luminance": 0.04569
}

Semantic roles & 50–950 ramp

primary

#342F89

secondary

#AEB262

accent

#D84FD1

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #342F89

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

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