#347BB4#347BB4

#347BB4 is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.5% C 0.113 H 246.0°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#347BB4
RGB	rgb(52, 123, 180)
HSL	hsl(207, 55%, 45%)
HSV	hsv(207, 71%, 71%)
CMYK	cmyk(71.1%, 31.7%, 0%, 29.4%)
CIE-LAB	lab(49.73, -3.06, -36.53)
CIE-LCH	lch(49.73, 36.66, 265.21°)
OKLab	oklab(56.46% -0.046 -0.1034)
OKLCH	oklch(56.46% 0.113 246)
XYZ	xyz(16.7342, 18.1894, 45.8001)
Luminance	0.1819 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347BB4 #B46D34

analogous

#34B4AD #347BB4 #343BB4

triadic

#347BB4 #B4347B #7BB434

tetradic

#347BB4 #AD34B4 #B46D34 #3BB434

square

#347BB4 #AD34B4 #B46D34 #3BB434

split-complementary

#347BB4 #B4343B #B4AD34

monochromatic

#193A55 #265B85 #347BB4 #5799CE #86B6DC

Accessibility & contrast

On white

4.53

#347BB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#347BB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347BB4

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347BB4	#FFFFFF	#000000	##000000
##347BB4	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#617DB6

Deuteranopia (green-blind)

#4F71B3

Tritanopia (blue-blind)

#00898F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #347bb4;
/* rgb */ color: rgb(52, 123, 180);
/* oklch */ color: oklch(56.5% 0.113 246.0);

Tailwind

colors: {
  custom: {
    50: '#7ba0ca',
    500: '#347bb4',
    950: '#000000',
  },
}

SCSS

$custom: #347bb4;
$custom-light: #7ba0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#347bb4",
  "rgb": {
    "r": 52,
    "g": 123,
    "b": 180
  },
  "hsl": {
    "h": 206.719,
    "s": 55.172,
    "l": 45.49
  },
  "oklch": {
    "l": 0.56455,
    "c": 0.11322,
    "h": 246
  },
  "luminance": 0.18191
}

Semantic roles & 50–950 ramp

primary

#347BB4

secondary

#C69E7E

accent

#8C49DF

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #347BB4

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

Preview Lab → · Contrast checker → · Palette generator →