#347AAD#347AAD

#347AAD is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.8% C 0.106 H 243.5°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#347AAD
RGB	rgb(52, 122, 173)
HSL	hsl(205, 54%, 44%)
HSV	hsv(205, 70%, 68%)
CMYK	cmyk(69.9%, 29.5%, 0%, 32.2%)
CIE-LAB	lab(49.09, -4.95, -33.48)
CIE-LCH	lch(49.09, 33.85, 261.58°)
OKLab	oklab(55.84% -0.0472 -0.0946)
OKLCH	oklch(55.84% 0.106 243.5)
XYZ	xyz(15.9156, 17.6645, 42.0979)
Luminance	0.1767 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347AAD #AD6734

analogous

#34ADA4 #347AAD #343EAD

triadic

#347AAD #AD347A #7AAD34

tetradic

#347AAD #A434AD #AD6734 #3EAD34

square

#347AAD #A434AD #AD6734 #3EAD34

split-complementary

#347AAD #AD343E #ADA434

monochromatic

#18384F #26597E #347AAD #5399CB #82B5D9

Accessibility & contrast

On white

4.63

#347AAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#347AAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #347AAD

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

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

Color blindness preview

Protanopia (red-blind)

#637BAF

Deuteranopia (green-blind)

#526FAC

Tritanopia (blue-blind)

#00868C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #347aad;
/* rgb */ color: rgb(52, 122, 173);
/* oklch */ color: oklch(55.8% 0.106 243.5);

Tailwind

colors: {
  custom: {
    50: '#7aa0c5',
    500: '#347aad',
    950: '#000000',
  },
}

SCSS

$custom: #347aad;
$custom-light: #7aa0c5;
$custom-dark: #000000;

JSON

{
  "hex": "#347aad",
  "rgb": {
    "r": 52,
    "g": 122,
    "b": 173
  },
  "hsl": {
    "h": 205.289,
    "s": 53.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.5584,
    "c": 0.1057,
    "h": 243.5
  },
  "luminance": 0.17666
}

Semantic roles & 50–950 ramp

primary

#347AAD

secondary

#C3997A

accent

#884BDD

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #347AAD

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

Preview Lab → · Contrast checker → · Palette generator →