#343D85#343D85

#343D85 is a dark, moderate blue. Relative luminance 0.058; OKLCH L 39.4% C 0.120 H 274.2°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#343D85
RGB	rgb(52, 61, 133)
HSL	hsl(233, 44%, 36%)
HSV	hsv(233, 61%, 52%)
CMYK	cmyk(60.9%, 54.1%, 0%, 47.8%)
CIE-LAB	lab(28.80, 19.60, -41.72)
CIE-LCH	lch(28.80, 46.09, 295.16°)
OKLab	oklab(39.38% 0.0087 -0.1195)
OKLCH	oklch(39.38% 0.12 274.2)
XYZ	xyz(7.3172, 5.7604, 22.9120)
Luminance	0.0576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343D85 #857C34

analogous

#346685 #343D85 #543485

triadic

#343D85 #85343D #3D8534

tetradic

#343D85 #853466 #857C34 #348554

square

#343D85 #853466 #857C34 #348554

split-complementary

#343D85 #855434 #668534

monochromatic

#12152D #232959 #343D85 #4551B1 #6D77C6

Accessibility & contrast

On white

9.76

#343D85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#343D85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343D85

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343D85	#FFFFFF	#000000	##FFFFFF
##343D85	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#134788

Deuteranopia (green-blind)

#004184

Tritanopia (blue-blind)

#004E5B

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #343d85;
/* rgb */ color: rgb(52, 61, 133);
/* oklch */ color: oklch(39.4% 0.120 274.2);

Tailwind

colors: {
  custom: {
    50: '#7472a9',
    500: '#343d85',
    950: '#000000',
  },
}

SCSS

$custom: #343d85;
$custom-light: #7472a9;
$custom-dark: #000000;

JSON

{
  "hex": "#343d85",
  "rgb": {
    "r": 52,
    "g": 61,
    "b": 133
  },
  "hsl": {
    "h": 233.333,
    "s": 43.784,
    "l": 36.275
  },
  "oklch": {
    "l": 0.39377,
    "c": 0.1198,
    "h": 274.2
  },
  "luminance": 0.05761
}

Semantic roles & 50–950 ramp

primary

#343D85

secondary

#AEA667

accent

#C554D4

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #343D85

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

Preview Lab → · Contrast checker → · Palette generator →