#347A9D#347A9D

#347A9D is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.0% C 0.088 H 233.4°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#347A9D
RGB	rgb(52, 122, 157)
HSL	hsl(200, 50%, 41%)
HSV	hsv(200, 67%, 62%)
CMYK	cmyk(66.9%, 22.3%, 0%, 38.4%)
CIE-LAB	lab(48.36, -10.51, -25.28)
CIE-LCH	lch(48.36, 27.38, 247.42°)
OKLab	oklab(55.03% -0.0527 -0.0709)
OKLCH	oklch(55.03% 0.088 233.4)
XYZ	xyz(14.4591, 17.0819, 34.4269)
Luminance	0.1708 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347A9D #9D5734

analogous

#349D8B #347A9D #34459D

triadic

#347A9D #9D347A #7A9D34

tetradic

#347A9D #8B349D #9D5734 #459D34

square

#347A9D #8B349D #9D5734 #459D34

split-complementary

#347A9D #9D3445 #9D8B34

monochromatic

#163341 #25566F #347A9D #4B9BC3 #79B5D3

Accessibility & contrast

On white

4.75

#347A9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#347A9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #347A9D

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347A9D	#FFFFFF	#000000	##FFFFFF
##347A9D	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69799F

Deuteranopia (green-blind)

#5A6E9C

Tritanopia (blue-blind)

#008386

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #347a9d;
/* rgb */ color: rgb(52, 122, 157);
/* oklch */ color: oklch(55.0% 0.088 233.4);

Tailwind

colors: {
  custom: {
    50: '#77a0ba',
    500: '#347a9d',
    950: '#000000',
  },
}

SCSS

$custom: #347a9d;
$custom-light: #77a0ba;
$custom-dark: #000000;

JSON

{
  "hex": "#347a9d",
  "rgb": {
    "r": 52,
    "g": 122,
    "b": 157
  },
  "hsl": {
    "h": 200,
    "s": 50.239,
    "l": 40.98
  },
  "oklch": {
    "l": 0.55028,
    "c": 0.08831,
    "h": 233.4
  },
  "luminance": 0.17083
}

Semantic roles & 50–950 ramp

primary

#347A9D

secondary

#BB8A72

accent

#7D4EDA

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #347A9D

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

Preview Lab → · Contrast checker → · Palette generator →