#347C99#347C99

#347C99 is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.3% C 0.084 H 227.8°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#347C99
RGB	rgb(52, 124, 153)
HSL	hsl(197, 49%, 40%)
HSV	hsv(197, 66%, 60%)
CMYK	cmyk(66%, 19%, 0%, 40%)
CIE-LAB	lab(48.81, -13.00, -22.24)
CIE-LCH	lch(48.81, 25.76, 239.69°)
OKLab	oklab(55.33% -0.0564 -0.0622)
OKLCH	oklch(55.33% 0.084 227.8)
XYZ	xyz(14.3713, 17.4438, 32.7404)
Luminance	0.1744 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347C99 #995134

analogous

#349984 #347C99 #344999

triadic

#347C99 #99347C #7C9934

tetradic

#347C99 #843499 #995134 #499934

square

#347C99 #843499 #995134 #499934

split-complementary

#347C99 #993449 #998434

monochromatic

#15323E #24576B #347C99 #499FC1 #77B7D1

Accessibility & contrast

On white

4.68

#347C99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#347C99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #347C99

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347C99	#FFFFFF	#000000	##FFFFFF
##347C99	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7A9A

Deuteranopia (green-blind)

#5F6F99

Tritanopia (blue-blind)

#008485

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #347c99;
/* rgb */ color: rgb(52, 124, 153);
/* oklch */ color: oklch(55.3% 0.084 227.8);

Tailwind

colors: {
  custom: {
    50: '#77a2b7',
    500: '#347c99',
    950: '#000000',
  },
}

SCSS

$custom: #347c99;
$custom-light: #77a2b7;
$custom-dark: #000000;

JSON

{
  "hex": "#347c99",
  "rgb": {
    "r": 52,
    "g": 124,
    "b": 153
  },
  "hsl": {
    "h": 197.228,
    "s": 49.268,
    "l": 40.196
  },
  "oklch": {
    "l": 0.55333,
    "c": 0.08391,
    "h": 227.8
  },
  "luminance": 0.17445
}

Semantic roles & 50–950 ramp

primary

#347C99

secondary

#B98570

accent

#774FD9

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090F11

muted

#7B7E80

Preview Lab

Preview with #347C99

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

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