#343E4E#343E4E

#343E4E is a dark, muted blue. Relative luminance 0.047; OKLCH L 36.2% C 0.031 H 259.7°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#343E4E
RGB	rgb(52, 62, 78)
HSL	hsl(217, 20%, 25%)
HSV	hsv(217, 33%, 31%)
CMYK	cmyk(33.3%, 20.5%, 0%, 69.4%)
CIE-LAB	lab(25.94, 0.30, -11.04)
CIE-LCH	lch(25.94, 11.05, 271.55°)
OKLab	oklab(36.15% -0.0055 -0.0304)
OKLCH	oklch(36.15% 0.031 259.7)
XYZ	xyz(4.5135, 4.7252, 7.8805)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343E4E #4E4434

analogous

#344B4E #343E4E #37344E

triadic

#343E4E #4E343E #3E4E34

tetradic

#343E4E #4E344B #4E4434 #344E37

square

#343E4E #4E344B #4E4434 #344E37

split-complementary

#343E4E #4E3734 #4B4E34

monochromatic

#0C0F12 #1C2129 #343E4E #4C5B73 #657897

Accessibility & contrast

On white

10.80

#343E4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#343E4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343E4E

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343E4E	#FFFFFF	#000000	##FFFFFF
##343E4E	1.00	10.80	1.95	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393F4F

Deuteranopia (green-blind)

#363C4E

Tritanopia (blue-blind)

#2D4143

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #343e4e;
/* rgb */ color: rgb(52, 62, 78);
/* oklch */ color: oklch(36.2% 0.031 259.7);

Tailwind

colors: {
  custom: {
    50: '#6c737f',
    500: '#343e4e',
    950: '#000000',
  },
}

SCSS

$custom: #343e4e;
$custom-light: #6c737f;
$custom-dark: #000000;

JSON

{
  "hex": "#343e4e",
  "rgb": {
    "r": 52,
    "g": 62,
    "b": 78
  },
  "hsl": {
    "h": 216.923,
    "s": 20,
    "l": 25.49
  },
  "oklch": {
    "l": 0.36153,
    "c": 0.03087,
    "h": 259.7
  },
  "luminance": 0.04725
}

Semantic roles & 50–950 ramp

primary

#343E4E

secondary

#7E725F

accent

#9D6BBD

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#07080A

muted

#7A7B7C

Preview Lab

Preview with #343E4E

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

Preview Lab → · Contrast checker → · Palette generator →