#347EDB#347EDB

#347EDB is a mid, vivid cyan. Relative luminance 0.208; OKLCH L 59.5% C 0.160 H 255.9°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#347EDB
RGB	rgb(52, 126, 219)
HSL	hsl(213, 70%, 53%)
HSV	hsv(213, 76%, 86%)
CMYK	cmyk(76.3%, 42.5%, 0%, 14.1%)
CIE-LAB	lab(52.69, 9.32, -54.08)
CIE-LCH	lch(52.69, 54.87, 279.78°)
OKLab	oklab(59.46% -0.039 -0.1548)
OKLCH	oklch(59.46% 0.16 255.9)
XYZ	xyz(21.6585, 20.7637, 69.8704)
Luminance	0.2077 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347EDB #DB9134

analogous

#34D1DB #347EDB #3D34DB

triadic

#347EDB #DB347E #7EDB34

tetradic

#347EDB #DB34D1 #DB9134 #34DB3D

square

#347EDB #DB34D1 #DB9134 #34DB3D

split-complementary

#347EDB #DB3D34 #D1DB34

monochromatic

#16447E #2061B2 #347EDB #689FE4 #9CC0ED

Accessibility & contrast

On white

4.08

#347EDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#347EDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347EDB

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347EDB	#FFFFFF	#000000	##000000
##347EDB	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5086DF

Deuteranopia (green-blind)

#3177D9

Tritanopia (blue-blind)

#0094A2

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #347edb;
/* rgb */ color: rgb(52, 126, 219);
/* oklch */ color: oklch(59.5% 0.160 255.9);

Tailwind

colors: {
  custom: {
    50: '#82a2e7',
    500: '#347edb',
    950: '#000000',
  },
}

SCSS

$custom: #347edb;
$custom-light: #82a2e7;
$custom-dark: #000000;

JSON

{
  "hex": "#347edb",
  "rgb": {
    "r": 52,
    "g": 126,
    "b": 219
  },
  "hsl": {
    "h": 213.413,
    "s": 69.874,
    "l": 53.137
  },
  "oklch": {
    "l": 0.59456,
    "c": 0.15963,
    "h": 255.9
  },
  "luminance": 0.20766
}

Semantic roles & 50–950 ramp

primary

#347EDB

secondary

#D9B991

accent

#9E3BED

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0F16

muted

#7D7E84

Preview Lab

Preview with #347EDB

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

Preview Lab → · Contrast checker → · Palette generator →