#347DB2#347DB2

#347DB2 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.8% C 0.109 H 243.5°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#347DB2
RGB	rgb(52, 125, 178)
HSL	hsl(205, 55%, 45%)
HSV	hsv(205, 71%, 70%)
CMYK	cmyk(70.8%, 29.8%, 0%, 30.2%)
CIE-LAB	lab(50.23, -4.96, -34.59)
CIE-LCH	lch(50.23, 34.94, 261.85°)
OKLab	oklab(56.82% -0.0486 -0.0978)
OKLCH	oklch(56.82% 0.109 243.5)
XYZ	xyz(16.7826, 18.6098, 44.8184)
Luminance	0.1861 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347DB2 #B26934

analogous

#34B2A8 #347DB2 #343EB2

triadic

#347DB2 #B2347D #7DB234

tetradic

#347DB2 #A834B2 #B26934 #3EB234

square

#347DB2 #A834B2 #B26934 #3EB234

split-complementary

#347DB2 #B2343E #B2A834

monochromatic

#183A53 #265C83 #347DB2 #569BCE #85B7DB

Accessibility & contrast

On white

4.45

#347DB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#347DB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347DB2

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347DB2	#FFFFFF	#000000	##000000
##347DB2	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#657EB4

Deuteranopia (green-blind)

#5472B1

Tritanopia (blue-blind)

#008A90

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #347db2;
/* rgb */ color: rgb(52, 125, 178);
/* oklch */ color: oklch(56.8% 0.109 243.5);

Tailwind

colors: {
  custom: {
    50: '#7ba2c9',
    500: '#347db2',
    950: '#000000',
  },
}

SCSS

$custom: #347db2;
$custom-light: #7ba2c9;
$custom-dark: #000000;

JSON

{
  "hex": "#347db2",
  "rgb": {
    "r": 52,
    "g": 125,
    "b": 178
  },
  "hsl": {
    "h": 205.238,
    "s": 54.783,
    "l": 45.098
  },
  "oklch": {
    "l": 0.5682,
    "c": 0.1092,
    "h": 243.5
  },
  "luminance": 0.18612
}

Semantic roles & 50–950 ramp

primary

#347DB2

secondary

#C59B7D

accent

#884ADE

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0F13

muted

#7C7E82

Preview Lab

Preview with #347DB2

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

Preview Lab → · Contrast checker → · Palette generator →