#347E9D#347E9D

#347E9D is a mid, moderate cyan. Relative luminance 0.181; OKLCH L 56.0% C 0.087 H 228.9°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#347E9D
RGB	rgb(52, 126, 157)
HSL	hsl(198, 50%, 41%)
HSV	hsv(198, 67%, 62%)
CMYK	cmyk(66.9%, 19.7%, 0%, 38.4%)
CIE-LAB	lab(49.60, -12.79, -23.37)
CIE-LCH	lch(49.60, 26.64, 241.31°)
OKLab	oklab(56.01% -0.057 -0.0654)
OKLCH	oklch(56.01% 0.087 228.9)
XYZ	xyz(14.9604, 18.0845, 34.5940)
Luminance	0.1809 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347E9D #9D5334

analogous

#349D87 #347E9D #34499D

triadic

#347E9D #9D347E #7E9D34

tetradic

#347E9D #87349D #9D5334 #499D34

square

#347E9D #87349D #9D5334 #499D34

split-complementary

#347E9D #9D3449 #9D8734

monochromatic

#163441 #25596F #347E9D #4BA0C3 #79B8D3

Accessibility & contrast

On white

4.55

#347E9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#347E9D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347E9D

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347E9D	#FFFFFF	#000000	##000000
##347E9D	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7C9F

Deuteranopia (green-blind)

#5F719D

Tritanopia (blue-blind)

#008788

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #347e9d;
/* rgb */ color: rgb(52, 126, 157);
/* oklch */ color: oklch(56.0% 0.087 228.9);

Tailwind

colors: {
  custom: {
    50: '#78a3ba',
    500: '#347e9d',
    950: '#000000',
  },
}

SCSS

$custom: #347e9d;
$custom-light: #78a3ba;
$custom-dark: #000000;

JSON

{
  "hex": "#347e9d",
  "rgb": {
    "r": 52,
    "g": 126,
    "b": 157
  },
  "hsl": {
    "h": 197.714,
    "s": 50.239,
    "l": 40.98
  },
  "oklch": {
    "l": 0.56013,
    "c": 0.08675,
    "h": 228.9
  },
  "luminance": 0.18086
}

Semantic roles & 50–950 ramp

primary

#347E9D

secondary

#BB8772

accent

#774EDA

background

#F7FAFB

surface

#EEF3F6

border

#C9CDD0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #347E9D

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

Preview Lab → · Contrast checker → · Palette generator →