#343BA2#343BA2

#343BA2 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.4% C 0.164 H 273.8°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#343BA2
RGB	rgb(52, 59, 162)
HSL	hsl(236, 51%, 42%)
HSV	hsv(236, 68%, 64%)
CMYK	cmyk(67.9%, 63.6%, 0%, 36.5%)
CIE-LAB	lab(30.56, 31.35, -56.63)
CIE-LCH	lch(30.56, 64.73, 298.97°)
OKLab	oklab(41.4% 0.0108 -0.1633)
OKLCH	oklch(41.4% 0.164 273.8)
XYZ	xyz(9.4996, 6.4658, 34.9228)
Luminance	0.0647 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343BA2 #A29B34

analogous

#3472A2 #343BA2 #6434A2

triadic

#343BA2 #A2343B #3BA234

tetradic

#343BA2 #A23472 #A29B34 #34A264

square

#343BA2 #A23472 #A29B34 #34A264

split-complementary

#343BA2 #A26434 #72A234

monochromatic

#161945 #252A74 #343BA2 #4D55C6 #7C81D5

Accessibility & contrast

On white

9.16

#343BA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#343BA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343BA2

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343BA2	#FFFFFF	#000000	##FFFFFF
##343BA2	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA5

Deuteranopia (green-blind)

#0043A0

Tritanopia (blue-blind)

#005569

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #343ba2;
/* rgb */ color: rgb(52, 59, 162);
/* oklch */ color: oklch(41.4% 0.164 273.8);

Tailwind

colors: {
  custom: {
    50: '#7a71be',
    500: '#343ba2',
    950: '#000000',
  },
}

SCSS

$custom: #343ba2;
$custom-light: #7a71be;
$custom-dark: #000000;

JSON

{
  "hex": "#343ba2",
  "rgb": {
    "r": 52,
    "g": 59,
    "b": 162
  },
  "hsl": {
    "h": 236.182,
    "s": 51.402,
    "l": 41.961
  },
  "oklch": {
    "l": 0.41401,
    "c": 0.1637,
    "h": 273.8
  },
  "luminance": 0.06467
}

Semantic roles & 50–950 ramp

primary

#343BA2

secondary

#BEB974

accent

#D24DDB

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #343BA2

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

Preview Lab → · Contrast checker → · Palette generator →