#347CCB#347CCB

#347CCB is a mid, vivid cyan. Relative luminance 0.195; OKLCH L 58.0% C 0.141 H 253.2°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#347CCB
RGB	rgb(52, 124, 203)
HSL	hsl(211, 59%, 50%)
HSV	hsv(211, 74%, 80%)
CMYK	cmyk(74.4%, 38.9%, 0%, 20.4%)
CIE-LAB	lab(51.22, 4.67, -47.37)
CIE-LCH	lch(51.22, 47.60, 275.63°)
OKLab	oklab(58.02% -0.0408 -0.1351)
OKLCH	oklch(58.02% 0.141 253.2)
XYZ	xyz(19.3993, 19.4550, 59.2211)
Luminance	0.1946 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347CCB #CB8334

analogous

#34C7CB #347CCB #3834CB

triadic

#347CCB #CB347C #7CCB34

tetradic

#347CCB #CB34C7 #CB8334 #34CB38

square

#347CCB #CB34C7 #CB8334 #34CB38

split-complementary

#347CCB #CB3834 #C7CB34

monochromatic

#1B406A #285E9A #347CCB #659BD7 #95BBE4

Accessibility & contrast

On white

4.29

#347CCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#347CCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347CCB

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347CCB	#FFFFFF	#000000	##000000
##347CCB	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5782CE

Deuteranopia (green-blind)

#3F74C9

Tritanopia (blue-blind)

#008F9A

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #347ccb;
/* rgb */ color: rgb(52, 124, 203);
/* oklch */ color: oklch(58.0% 0.141 253.2);

Tailwind

colors: {
  custom: {
    50: '#7fa1db',
    500: '#347ccb',
    950: '#000000',
  },
}

SCSS

$custom: #347ccb;
$custom-light: #7fa1db;
$custom-dark: #000000;

JSON

{
  "hex": "#347ccb",
  "rgb": {
    "r": 52,
    "g": 124,
    "b": 203
  },
  "hsl": {
    "h": 211.391,
    "s": 59.216,
    "l": 50
  },
  "oklch": {
    "l": 0.58015,
    "c": 0.14114,
    "h": 253.2
  },
  "luminance": 0.19457
}

Semantic roles & 50–950 ramp

primary

#347CCB

secondary

#CFAF8C

accent

#9845E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0B0E15

muted

#7C7E83

Preview Lab

Preview with #347CCB

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

Preview Lab → · Contrast checker → · Palette generator →