#347E9F#347E9F

#347E9F is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.1% C 0.089 H 230.5°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#347E9F
RGB	rgb(52, 126, 159)
HSL	hsl(199, 51%, 41%)
HSV	hsv(199, 67%, 62%)
CMYK	cmyk(67.3%, 20.8%, 0%, 37.6%)
CIE-LAB	lab(49.68, -12.12, -24.41)
CIE-LCH	lch(49.68, 27.25, 243.60°)
OKLab	oklab(56.11% -0.0563 -0.0684)
OKLCH	oklch(56.11% 0.089 230.5)
XYZ	xyz(15.1326, 18.1534, 35.5006)
Luminance	0.1815 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347E9F #9F5534

analogous

#349F8B #347E9F #34499F

triadic

#347E9F #9F347E #7E9F34

tetradic

#347E9F #8B349F #9F5534 #499F34

square

#347E9F #8B349F #9F5534 #499F34

split-complementary

#347E9F #9F3449 #9F8B34

monochromatic

#163543 #255971 #347E9F #4C9FC4 #7AB8D3

Accessibility & contrast

On white

4.53

#347E9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#347E9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347E9F

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347E9F	#FFFFFF	#000000	##000000
##347E9F	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7CA1

Deuteranopia (green-blind)

#5E719F

Tritanopia (blue-blind)

#008789

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #347e9f;
/* rgb */ color: rgb(52, 126, 159);
/* oklch */ color: oklch(56.1% 0.089 230.5);

Tailwind

colors: {
  custom: {
    50: '#78a3bb',
    500: '#347e9f',
    950: '#000000',
  },
}

SCSS

$custom: #347e9f;
$custom-light: #78a3bb;
$custom-dark: #000000;

JSON

{
  "hex": "#347e9f",
  "rgb": {
    "r": 52,
    "g": 126,
    "b": 159
  },
  "hsl": {
    "h": 198.505,
    "s": 50.711,
    "l": 41.373
  },
  "oklch": {
    "l": 0.56107,
    "c": 0.08853,
    "h": 230.5
  },
  "luminance": 0.18155
}

Semantic roles & 50–950 ramp

primary

#347E9F

secondary

#BC8973

accent

#794EDA

background

#F7FAFB

surface

#EEF3F6

border

#C9CDD0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #347E9F

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

Preview Lab → · Contrast checker → · Palette generator →