#347DDD#347DDD

#347DDD is a mid, vivid cyan. Relative luminance 0.206; OKLCH L 59.4% C 0.163 H 256.6°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#347DDD
RGB	rgb(52, 125, 221)
HSL	hsl(214, 71%, 54%)
HSV	hsv(214, 76%, 87%)
CMYK	cmyk(76.5%, 43.4%, 0%, 13.3%)
CIE-LAB	lab(52.53, 10.67, -55.47)
CIE-LCH	lch(52.53, 56.48, 280.89°)
OKLab	oklab(59.37% -0.0378 -0.1589)
OKLCH	oklch(59.37% 0.163 256.6)
XYZ	xyz(21.7961, 20.6152, 71.2230)
Luminance	0.2062 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347DDD #DD9434

analogous

#34D1DD #347DDD #3F34DD

triadic

#347DDD #DD347D #7DDD34

tetradic

#347DDD #DD34D1 #DD9434 #34DD3F

square

#347DDD #DD34D1 #DD9434 #34DD3F

split-complementary

#347DDD #DD3F34 #D1DD34

monochromatic

#164481 #1E60B5 #347DDD #689FE6 #9DC0EF

Accessibility & contrast

On white

4.10

#347DDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#347DDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347DDD

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347DDD	#FFFFFF	#000000	##000000
##347DDD	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C86E1

Deuteranopia (green-blind)

#2B76DB

Tritanopia (blue-blind)

#0094A2

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #347ddd;
/* rgb */ color: rgb(52, 125, 221);
/* oklch */ color: oklch(59.4% 0.163 256.6);

Tailwind

colors: {
  custom: {
    50: '#83a2e8',
    500: '#347ddd',
    950: '#000000',
  },
}

SCSS

$custom: #347ddd;
$custom-light: #83a2e8;
$custom-dark: #000000;

JSON

{
  "hex": "#347ddd",
  "rgb": {
    "r": 52,
    "g": 125,
    "b": 221
  },
  "hsl": {
    "h": 214.083,
    "s": 71.308,
    "l": 53.529
  },
  "oklch": {
    "l": 0.59366,
    "c": 0.16332,
    "h": 256.6
  },
  "luminance": 0.20618
}

Semantic roles & 50–950 ramp

primary

#347DDD

secondary

#DBBB92

accent

#A03AEE

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #347DDD

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

Preview Lab → · Contrast checker → · Palette generator →