#347FB5#347FB5

#347FB5 is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.5% C 0.111 H 243.4°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#347FB5
RGB	rgb(52, 127, 181)
HSL	hsl(205, 55%, 46%)
HSV	hsv(205, 71%, 71%)
CMYK	cmyk(71.3%, 29.8%, 0%, 29%)
CIE-LAB	lab(50.97, -5.07, -35.15)
CIE-LCH	lch(50.97, 35.52, 261.79°)
OKLab	oklab(57.45% -0.0497 -0.0994)
OKLCH	oklch(57.45% 0.111 243.4)
XYZ	xyz(17.3428, 19.2431, 46.5074)
Luminance	0.1925 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347FB5 #B56A34

analogous

#34B5AA #347FB5 #343FB5

triadic

#347FB5 #B5347F #7FB534

tetradic

#347FB5 #AA34B5 #B56A34 #3FB534

square

#347FB5 #AA34B5 #B56A34 #3FB534

split-complementary

#347FB5 #B5343F #B5AA34

monochromatic

#193C56 #265E85 #347FB5 #579DCF #87B9DC

Accessibility & contrast

On white

4.33

#347FB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#347FB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347FB5

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347FB5	#FFFFFF	#000000	##000000
##347FB5	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6680B7

Deuteranopia (green-blind)

#5574B4

Tritanopia (blue-blind)

#008C92

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #347fb5;
/* rgb */ color: rgb(52, 127, 181);
/* oklch */ color: oklch(57.5% 0.111 243.4);

Tailwind

colors: {
  custom: {
    50: '#7ba3cb',
    500: '#347fb5',
    950: '#000000',
  },
}

SCSS

$custom: #347fb5;
$custom-light: #7ba3cb;
$custom-dark: #000000;

JSON

{
  "hex": "#347fb5",
  "rgb": {
    "r": 52,
    "g": 127,
    "b": 181
  },
  "hsl": {
    "h": 205.116,
    "s": 55.365,
    "l": 45.686
  },
  "oklch": {
    "l": 0.57454,
    "c": 0.11112,
    "h": 243.4
  },
  "luminance": 0.19245
}

Semantic roles & 50–950 ramp

primary

#347FB5

secondary

#C69D7F

accent

#8849DF

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #347FB5

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

Preview Lab → · Contrast checker → · Palette generator →