#347BDD#347BDD

#347BDD is a mid, vivid cyan. Relative luminance 0.201; OKLCH L 58.9% C 0.166 H 257.4°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#347BDD
RGB	rgb(52, 123, 221)
HSL	hsl(215, 71%, 54%)
HSV	hsv(215, 76%, 87%)
CMYK	cmyk(76.5%, 44.3%, 0%, 13.3%)
CIE-LAB	lab(51.97, 11.91, -56.36)
CIE-LCH	lch(51.97, 57.61, 281.93°)
OKLab	oklab(58.93% -0.0361 -0.1616)
OKLCH	oklch(58.93% 0.166 257.4)
XYZ	xyz(21.5455, 20.1139, 71.1394)
Luminance	0.2012 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347BDD #DD9634

analogous

#34CFDD #347BDD #4134DD

triadic

#347BDD #DD347B #7BDD34

tetradic

#347BDD #DD34CF #DD9634 #34DD41

square

#347BDD #DD34CF #DD9634 #34DD41

split-complementary

#347BDD #DD4134 #CFDD34

monochromatic

#164381 #1E5EB5 #347BDD #689DE6 #9DBFEF

Accessibility & contrast

On white

4.18

#347BDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#347BDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347BDD

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347BDD	#FFFFFF	#000000	##000000
##347BDD	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4884E1

Deuteranopia (green-blind)

#2575DB

Tritanopia (blue-blind)

#0092A1

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #347bdd;
/* rgb */ color: rgb(52, 123, 221);
/* oklch */ color: oklch(58.9% 0.166 257.4);

Tailwind

colors: {
  custom: {
    50: '#83a0e8',
    500: '#347bdd',
    950: '#000000',
  },
}

SCSS

$custom: #347bdd;
$custom-light: #83a0e8;
$custom-dark: #000000;

JSON

{
  "hex": "#347bdd",
  "rgb": {
    "r": 52,
    "g": 123,
    "b": 221
  },
  "hsl": {
    "h": 214.793,
    "s": 71.308,
    "l": 53.529
  },
  "oklch": {
    "l": 0.58933,
    "c": 0.16555,
    "h": 257.4
  },
  "luminance": 0.20116
}

Semantic roles & 50–950 ramp

primary

#347BDD

secondary

#DBBC92

accent

#A23AEE

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #347BDD

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

Preview Lab → · Contrast checker → · Palette generator →