#347B9E#347B9E

#347B9E is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.3% C 0.089 H 233.1°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#347B9E
RGB	rgb(52, 123, 158)
HSL	hsl(200, 50%, 41%)
HSV	hsv(200, 67%, 62%)
CMYK	cmyk(67.1%, 22.2%, 0%, 38%)
CIE-LAB	lab(48.71, -10.75, -25.32)
CIE-LCH	lch(48.71, 27.51, 247.00°)
OKLab	oklab(55.32% -0.0534 -0.071)
OKLCH	oklch(55.32% 0.089 233.1)
XYZ	xyz(14.6683, 17.3631, 34.9195)
Luminance	0.1736 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347B9E #9E5734

analogous

#349E8C #347B9E #34469E

triadic

#347B9E #9E347B #7B9E34

tetradic

#347B9E #8C349E #9E5734 #469E34

square

#347B9E #8C349E #9E5734 #469E34

split-complementary

#347B9E #9E3446 #9E8C34

monochromatic

#163342 #255770 #347B9E #4B9CC4 #79B5D3

Accessibility & contrast

On white

4.69

#347B9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#347B9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #347B9E

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347B9E	#FFFFFF	#000000	##FFFFFF
##347B9E	1.00	4.69	4.47	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7AA0

Deuteranopia (green-blind)

#5B6F9D

Tritanopia (blue-blind)

#008487

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #347b9e;
/* rgb */ color: rgb(52, 123, 158);
/* oklch */ color: oklch(55.3% 0.089 233.1);

Tailwind

colors: {
  custom: {
    50: '#78a1ba',
    500: '#347b9e',
    950: '#000000',
  },
}

SCSS

$custom: #347b9e;
$custom-light: #78a1ba;
$custom-dark: #000000;

JSON

{
  "hex": "#347b9e",
  "rgb": {
    "r": 52,
    "g": 123,
    "b": 158
  },
  "hsl": {
    "h": 199.811,
    "s": 50.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.55322,
    "c": 0.08883,
    "h": 233.1
  },
  "luminance": 0.17365
}

Semantic roles & 50–950 ramp

primary

#347B9E

secondary

#BC8A72

accent

#7C4EDA

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #347B9E

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

Preview Lab → · Contrast checker → · Palette generator →