#343B60#343B60

#343B60 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.4% C 0.065 H 274.6°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#343B60
RGB	rgb(52, 59, 96)
HSL	hsl(230, 30%, 29%)
HSV	hsv(230, 46%, 38%)
CMYK	cmyk(45.8%, 38.5%, 0%, 62.4%)
CIE-LAB	lab(25.87, 8.00, -22.90)
CIE-LCH	lch(25.87, 24.26, 289.26°)
OKLab	oklab(36.39% 0.0052 -0.0644)
OKLCH	oklch(36.39% 0.065 274.6)
XYZ	xyz(5.0908, 4.7023, 11.7034)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343B60 #605934

analogous

#345160 #343B60 #433460

triadic

#343B60 #60343B #3B6034

tetradic

#343B60 #603451 #605934 #346043

square

#343B60 #603451 #605934 #346043

split-complementary

#343B60 #604334 #516034

monochromatic

#0B0C14 #1E2338 #343B60 #4A5388 #646FAB

Accessibility & contrast

On white

10.82

#343B60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#343B60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343B60

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343B60	#FFFFFF	#000000	##FFFFFF
##343B60	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3F61

Deuteranopia (green-blind)

#2A3C5F

Tritanopia (blue-blind)

#254249

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #343b60;
/* rgb */ color: rgb(52, 59, 96);
/* oklch */ color: oklch(36.4% 0.065 274.6);

Tailwind

colors: {
  custom: {
    50: '#6e708d',
    500: '#343b60',
    950: '#000000',
  },
}

SCSS

$custom: #343b60;
$custom-light: #6e708d;
$custom-dark: #000000;

JSON

{
  "hex": "#343b60",
  "rgb": {
    "r": 52,
    "g": 59,
    "b": 96
  },
  "hsl": {
    "h": 230.455,
    "s": 29.73,
    "l": 29.02
  },
  "oklch": {
    "l": 0.36388,
    "c": 0.06458,
    "h": 274.6
  },
  "luminance": 0.04703
}

Semantic roles & 50–950 ramp

primary

#343B60

secondary

#91895F

accent

#B662C6

background

#F6F6F8

surface

#ECECF0

border

#C7C7CB

text

#07070C

muted

#7A7A7D

Preview Lab

Preview with #343B60

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

Preview Lab → · Contrast checker → · Palette generator →