#343397#343397

#343397 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.0% C 0.159 H 276.5°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#343397
RGB	rgb(52, 51, 151)
HSL	hsl(241, 50%, 40%)
HSV	hsv(241, 66%, 59%)
CMYK	cmyk(65.6%, 66.2%, 0%, 40.8%)
CIE-LAB	lab(27.66, 32.61, -54.68)
CIE-LCH	lch(27.66, 63.66, 300.81°)
OKLab	oklab(38.99% 0.0181 -0.1577)
OKLCH	oklch(38.99% 0.159 276.5)
XYZ	xyz(8.1841, 5.3314, 29.8699)
Luminance	0.0533 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343397 #969733

analogous

#336497 #343397 #663397

triadic

#343397 #973433 #339734

tetradic

#343397 #973364 #969733 #339766

square

#343397 #973364 #969733 #339766

split-complementary

#343397 #976633 #649733

monochromatic

#14143C #242469 #343397 #4847C1 #7574D0

Accessibility & contrast

On white

10.16

#343397 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#343397 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343397

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343397	#FFFFFF	#000000	##FFFFFF
##343397	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469A

Deuteranopia (green-blind)

#003D95

Tritanopia (blue-blind)

#004D60

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #343397;
/* rgb */ color: rgb(52, 51, 151);
/* oklch */ color: oklch(39.0% 0.159 276.5);

Tailwind

colors: {
  custom: {
    50: '#786bb6',
    500: '#343397',
    950: '#000000',
  },
}

SCSS

$custom: #343397;
$custom-light: #786bb6;
$custom-dark: #000000;

JSON

{
  "hex": "#343397",
  "rgb": {
    "r": 52,
    "g": 51,
    "b": 151
  },
  "hsl": {
    "h": 240.6,
    "s": 49.505,
    "l": 39.608
  },
  "oklch": {
    "l": 0.38985,
    "c": 0.1587,
    "h": 276.5
  },
  "luminance": 0.05332
}

Semantic roles & 50–950 ramp

primary

#343397

secondary

#B8B86D

accent

#D94FD8

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #343397

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

Preview Lab → · Contrast checker → · Palette generator →