#343C48#343C48

#343C48 is a dark, muted blue. Relative luminance 0.044; OKLCH L 35.4% C 0.024 H 258.4°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#343C48
RGB	rgb(52, 60, 72)
HSL	hsl(216, 16%, 24%)
HSV	hsv(216, 28%, 28%)
CMYK	cmyk(27.8%, 16.7%, 0%, 71.8%)
CIE-LAB	lab(25.04, -0.12, -8.44)
CIE-LCH	lch(25.04, 8.44, 269.17°)
OKLab	oklab(35.37% -0.0047 -0.0231)
OKLCH	oklch(35.37% 0.024 258.4)
XYZ	xyz(4.2014, 4.4295, 6.7633)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343C48 #484034

analogous

#344648 #343C48 #363448

triadic

#343C48 #48343C #3C4834

tetradic

#343C48 #483446 #484034 #344836

square

#343C48 #483446 #484034 #344836

split-complementary

#343C48 #483634 #464834

monochromatic

#0D0F12 #1A1E24 #343C48 #4E5A6C #67778F

Accessibility & contrast

On white

11.13

#343C48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#343C48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343C48

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343C48	#FFFFFF	#000000	##FFFFFF
##343C48	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383C49

Deuteranopia (green-blind)

#363B48

Tritanopia (blue-blind)

#2F3E40

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #343c48;
/* rgb */ color: rgb(52, 60, 72);
/* oklch */ color: oklch(35.4% 0.024 258.4);

Tailwind

colors: {
  custom: {
    50: '#6c717b',
    500: '#343c48',
    950: '#000000',
  },
}

SCSS

$custom: #343c48;
$custom-light: #6c717b;
$custom-dark: #000000;

JSON

{
  "hex": "#343c48",
  "rgb": {
    "r": 52,
    "g": 60,
    "b": 72
  },
  "hsl": {
    "h": 216,
    "s": 16.129,
    "l": 24.314
  },
  "oklch": {
    "l": 0.3537,
    "c": 0.02355,
    "h": 258.4
  },
  "luminance": 0.0443
}

Semantic roles & 50–950 ramp

primary

#343C48

secondary

#786E60

accent

#9B6FB9

background

#F6F6F7

surface

#EBECED

border

#C6C7C8

text

#070709

muted

#7A7A7B

Preview Lab

Preview with #343C48

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

Preview Lab → · Contrast checker → · Palette generator →