#347ADD#347ADD

#347ADD is a mid, vivid blue. Relative luminance 0.199; OKLCH L 58.7% C 0.167 H 257.8°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#347ADD
RGB	rgb(52, 122, 221)
HSL	hsl(215, 71%, 54%)
HSV	hsv(215, 76%, 87%)
CMYK	cmyk(76.5%, 44.8%, 0%, 13.3%)
CIE-LAB	lab(51.69, 12.53, -56.81)
CIE-LCH	lch(51.69, 58.18, 282.44°)
OKLab	oklab(58.72% -0.0353 -0.1629)
OKLCH	oklch(58.72% 0.167 257.8)
XYZ	xyz(21.4221, 19.8671, 71.0983)
Luminance	0.1987 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347ADD #DD9734

analogous

#34CEDD #347ADD #4234DD

triadic

#347ADD #DD347A #7ADD34

tetradic

#347ADD #DD34CE #DD9734 #34DD42

square

#347ADD #DD34CE #DD9734 #34DD42

split-complementary

#347ADD #DD4234 #CEDD34

monochromatic

#164281 #1E5DB5 #347ADD #689CE6 #9DBFEF

Accessibility & contrast

On white

4.22

#347ADD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#347ADD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347ADD

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347ADD	#FFFFFF	#000000	##000000
##347ADD	1.00	4.22	4.97	4.97
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4683E1

Deuteranopia (green-blind)

#2174DB

Tritanopia (blue-blind)

#0091A1

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #347add;
/* rgb */ color: rgb(52, 122, 221);
/* oklch */ color: oklch(58.7% 0.167 257.8);

Tailwind

colors: {
  custom: {
    50: '#839fe8',
    500: '#347add',
    950: '#000000',
  },
}

SCSS

$custom: #347add;
$custom-light: #839fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#347add",
  "rgb": {
    "r": 52,
    "g": 122,
    "b": 221
  },
  "hsl": {
    "h": 215.148,
    "s": 71.308,
    "l": 53.529
  },
  "oklch": {
    "l": 0.58717,
    "c": 0.16669,
    "h": 257.8
  },
  "luminance": 0.1987
}

Semantic roles & 50–950 ramp

primary

#347ADD

secondary

#DBBD92

accent

#A33AEE

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #347ADD

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

Preview Lab → · Contrast checker → · Palette generator →