#343370#343370

#343370 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.7% C 0.103 H 280.6°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#343370
RGB	rgb(52, 51, 112)
HSL	hsl(241, 37%, 32%)
HSV	hsv(241, 54%, 44%)
CMYK	cmyk(53.6%, 54.5%, 0%, 56.1%)
CIE-LAB	lab(24.54, 18.95, -35.34)
CIE-LCH	lch(24.54, 40.10, 298.20°)
OKLab	oklab(35.7% 0.0189 -0.1008)
OKLCH	oklch(35.7% 0.103 280.6)
XYZ	xyz(5.5237, 4.2673, 15.8587)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343370 #6F7033

analogous

#335170 #343370 #533370

triadic

#343370 #703433 #337034

tetradic

#343370 #703351 #6F7033 #337053

square

#343370 #703351 #6F7033 #337053

split-complementary

#343370 #705333 #517033

monochromatic

#0D0D1C #202046 #343370 #48469A #6665B9

Accessibility & contrast

On white

11.33

#343370 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#343370 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343370

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343370	#FFFFFF	#000000	##FFFFFF
##343370	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#143D72

Deuteranopia (green-blind)

#0D386F

Tritanopia (blue-blind)

#1C404C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #343370;
/* rgb */ color: rgb(52, 51, 112);
/* oklch */ color: oklch(35.7% 0.103 280.6);

Tailwind

colors: {
  custom: {
    50: '#706a99',
    500: '#343370',
    950: '#000000',
  },
}

SCSS

$custom: #343370;
$custom-light: #706a99;
$custom-dark: #000000;

JSON

{
  "hex": "#343370",
  "rgb": {
    "r": 52,
    "g": 51,
    "b": 112
  },
  "hsl": {
    "h": 240.984,
    "s": 37.423,
    "l": 31.961
  },
  "oklch": {
    "l": 0.35698,
    "c": 0.10257,
    "h": 280.6
  },
  "luminance": 0.04268
}

Semantic roles & 50–950 ramp

primary

#343370

secondary

#A0A15E

accent

#CD5ACC

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #343370

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

Preview Lab → · Contrast checker → · Palette generator →