#347BD1#347BD1

#347BD1 is a mid, vivid cyan. Relative luminance 0.195; OKLCH L 58.2% C 0.150 H 255.1°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#347BD1
RGB	rgb(52, 123, 209)
HSL	hsl(213, 63%, 51%)
HSV	hsv(213, 75%, 82%)
CMYK	cmyk(75.1%, 41.1%, 0%, 18%)
CIE-LAB	lab(51.26, 7.48, -50.70)
CIE-LCH	lch(51.26, 51.25, 278.39°)
OKLab	oklab(58.16% -0.0385 -0.1449)
OKLCH	oklch(58.16% 0.15 255.1)
XYZ	xyz(20.0035, 19.4971, 63.0183)
Luminance	0.1950 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347BD1 #D18A34

analogous

#34C9D1 #347BD1 #3B34D1

triadic

#347BD1 #D1347B #7BD134

tetradic

#347BD1 #D134C9 #D18A34 #34D13B

square

#347BD1 #D134C9 #D18A34 #34D13B

split-complementary

#347BD1 #D13B34 #C9D134

monochromatic

#1A4171 #255EA3 #347BD1 #669BDC #98BCE8

Accessibility & contrast

On white

4.29

#347BD1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#347BD1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347BD1

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347BD1	#FFFFFF	#000000	##000000
##347BD1	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5182D4

Deuteranopia (green-blind)

#3774CF

Tritanopia (blue-blind)

#008F9C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #347bd1;
/* rgb */ color: rgb(52, 123, 209);
/* oklch */ color: oklch(58.2% 0.150 255.1);

Tailwind

colors: {
  custom: {
    50: '#80a0df',
    500: '#347bd1',
    950: '#000000',
  },
}

SCSS

$custom: #347bd1;
$custom-light: #80a0df;
$custom-dark: #000000;

JSON

{
  "hex": "#347bd1",
  "rgb": {
    "r": 52,
    "g": 123,
    "b": 209
  },
  "hsl": {
    "h": 212.866,
    "s": 63.052,
    "l": 51.176
  },
  "oklch": {
    "l": 0.58162,
    "c": 0.14996,
    "h": 255.1
  },
  "luminance": 0.19499
}

Semantic roles & 50–950 ramp

primary

#347BD1

secondary

#D3B48E

accent

#9C42E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #347BD1

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

Preview Lab → · Contrast checker → · Palette generator →