#343A54#343A54

#343A54 is a dark, muted blue. Relative luminance 0.044; OKLCH L 35.5% C 0.046 H 273.8°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#343A54
RGB	rgb(52, 58, 84)
HSL	hsl(229, 24%, 27%)
HSV	hsv(229, 38%, 33%)
CMYK	cmyk(38.1%, 31%, 0%, 67.1%)
CIE-LAB	lab(24.94, 4.80, -16.52)
CIE-LCH	lch(24.94, 17.21, 286.21°)
OKLab	oklab(35.47% 0.0031 -0.0459)
OKLCH	oklch(35.47% 0.046 273.8)
XYZ	xyz(4.5290, 4.3961, 8.9957)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343A54 #544E34

analogous

#344A54 #343A54 #3E3454

triadic

#343A54 #54343A #3A5434

tetradic

#343A54 #54344A #544E34 #34543E

square

#343A54 #54344A #544E34 #34543E

split-complementary

#343A54 #543E34 #4A5434

monochromatic

#0C0D13 #1D202E #343A54 #4B547A #646F9F

Accessibility & contrast

On white

11.17

#343A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#343A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343A54

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343A54	#FFFFFF	#000000	##FFFFFF
##343A54	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323D55

Deuteranopia (green-blind)

#2F3A53

Tritanopia (blue-blind)

#2B3F43

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #343a54;
/* rgb */ color: rgb(52, 58, 84);
/* oklch */ color: oklch(35.5% 0.046 273.8);

Tailwind

colors: {
  custom: {
    50: '#6c7084',
    500: '#343a54',
    950: '#000000',
  },
}

SCSS

$custom: #343a54;
$custom-light: #6c7084;
$custom-dark: #000000;

JSON

{
  "hex": "#343a54",
  "rgb": {
    "r": 52,
    "g": 58,
    "b": 84
  },
  "hsl": {
    "h": 228.75,
    "s": 23.529,
    "l": 26.667
  },
  "oklch": {
    "l": 0.35465,
    "c": 0.04603,
    "h": 273.8
  },
  "luminance": 0.04396
}

Semantic roles & 50–950 ramp

primary

#343A54

secondary

#857E5F

accent

#AF68C0

background

#F6F6F8

surface

#EBECEF

border

#C6C7CA

text

#07070B

muted

#7A7A7C

Preview Lab

Preview with #343A54

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

Preview Lab → · Contrast checker → · Palette generator →