#347BB9#347BB9

#347BB9 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.7% C 0.119 H 248.1°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#347BB9
RGB	rgb(52, 123, 185)
HSL	hsl(208, 56%, 46%)
HSV	hsv(208, 72%, 73%)
CMYK	cmyk(71.9%, 33.5%, 0%, 27.5%)
CIE-LAB	lab(49.97, -1.27, -39.03)
CIE-LCH	lch(49.97, 39.05, 268.14°)
OKLab	oklab(56.73% -0.0445 -0.1107)
OKLCH	oklch(56.73% 0.119 248.1)
XYZ	xyz(17.2528, 18.3969, 48.5312)
Luminance	0.1840 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347BB9 #B97234

analogous

#34B9B5 #347BB9 #3439B9

triadic

#347BB9 #B9347B #7BB934

tetradic

#347BB9 #B534B9 #B97234 #39B934

square

#347BB9 #B534B9 #B97234 #39B934

split-complementary

#347BB9 #B93439 #B9B534

monochromatic

#193B59 #275B89 #347BB9 #5A99D1 #89B7DE

Accessibility & contrast

On white

4.49

#347BB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#347BB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347BB9

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347BB9	#FFFFFF	#000000	##000000
##347BB9	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7EBC

Deuteranopia (green-blind)

#4C71B8

Tritanopia (blue-blind)

#008A91

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #347bb9;
/* rgb */ color: rgb(52, 123, 185);
/* oklch */ color: oklch(56.7% 0.119 248.1);

Tailwind

colors: {
  custom: {
    50: '#7ca0ce',
    500: '#347bb9',
    950: '#000000',
  },
}

SCSS

$custom: #347bb9;
$custom-light: #7ca0ce;
$custom-dark: #000000;

JSON

{
  "hex": "#347bb9",
  "rgb": {
    "r": 52,
    "g": 123,
    "b": 185
  },
  "hsl": {
    "h": 207.97,
    "s": 56.118,
    "l": 46.471
  },
  "oklch": {
    "l": 0.56733,
    "c": 0.11935,
    "h": 248.1
  },
  "luminance": 0.18399
}

Semantic roles & 50–950 ramp

primary

#347BB9

secondary

#C8A281

accent

#8F48DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #347BB9

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

Preview Lab → · Contrast checker → · Palette generator →