#343D4E#343D4E

#343D4E is a dark, muted blue. Relative luminance 0.046; OKLCH L 35.9% C 0.032 H 263.0°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#343D4E
RGB	rgb(52, 61, 78)
HSL	hsl(219, 20%, 25%)
HSV	hsv(219, 33%, 31%)
CMYK	cmyk(33.3%, 21.8%, 0%, 69.4%)
CIE-LAB	lab(25.62, 0.96, -11.53)
CIE-LCH	lch(25.62, 11.57, 274.77°)
OKLab	oklab(35.9% -0.0039 -0.0317)
OKLCH	oklch(35.9% 0.032 263)
XYZ	xyz(4.4597, 4.6174, 7.8625)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343D4E #4E4534

analogous

#344A4E #343D4E #38344E

triadic

#343D4E #4E343D #3D4E34

tetradic

#343D4E #4E344A #4E4534 #344E38

square

#343D4E #4E344A #4E4534 #344E38

split-complementary

#343D4E #4E3834 #4A4E34

monochromatic

#0C0E12 #1C2029 #343D4E #4C5A73 #657697

Accessibility & contrast

On white

10.92

#343D4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#343D4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343D4E

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343D4E	#FFFFFF	#000000	##FFFFFF
##343D4E	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373E4F

Deuteranopia (green-blind)

#353C4E

Tritanopia (blue-blind)

#2D4043

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #343d4e;
/* rgb */ color: rgb(52, 61, 78);
/* oklch */ color: oklch(35.9% 0.032 263.0);

Tailwind

colors: {
  custom: {
    50: '#6c727f',
    500: '#343d4e',
    950: '#000000',
  },
}

SCSS

$custom: #343d4e;
$custom-light: #6c727f;
$custom-dark: #000000;

JSON

{
  "hex": "#343d4e",
  "rgb": {
    "r": 52,
    "g": 61,
    "b": 78
  },
  "hsl": {
    "h": 219.231,
    "s": 20,
    "l": 25.49
  },
  "oklch": {
    "l": 0.35902,
    "c": 0.03198,
    "h": 263
  },
  "luminance": 0.04618
}

Semantic roles & 50–950 ramp

primary

#343D4E

secondary

#7E745F

accent

#A06BBD

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#07080A

muted

#7A7B7C

Preview Lab

Preview with #343D4E

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

Preview Lab → · Contrast checker → · Palette generator →