#347DBB#347DBB

#347DBB is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.3% C 0.120 H 247.5°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#347DBB
RGB	rgb(52, 125, 187)
HSL	hsl(208, 56%, 47%)
HSV	hsv(208, 72%, 73%)
CMYK	cmyk(72.2%, 33.2%, 0%, 26.7%)
CIE-LAB	lab(50.67, -1.75, -39.08)
CIE-LCH	lch(50.67, 39.12, 267.44°)
OKLab	oklab(57.31% -0.0459 -0.1109)
OKLCH	oklch(57.31% 0.12 247.5)
XYZ	xyz(17.7160, 18.9832, 49.7345)
Luminance	0.1898 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#347DBB #BB7234

analogous

#34BBB6 #347DBB #3439BB

triadic

#347DBB #BB347D #7DBB34

tetradic

#347DBB #B634BB #BB7234 #39BB34

square

#347DBB #B634BB #BB7234 #39BB34

split-complementary

#347DBB #BB3439 #BBB634

monochromatic

#193D5B #275D8B #347DBB #5B9BD1 #8BB8DF

Accessibility & contrast

On white

4.38

#347DBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#347DBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #347DBB

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##347DBB	#FFFFFF	#000000	##000000
##347DBB	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6180BE

Deuteranopia (green-blind)

#4E73BA

Tritanopia (blue-blind)

#008C93

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #347dbb;
/* rgb */ color: rgb(52, 125, 187);
/* oklch */ color: oklch(57.3% 0.120 247.5);

Tailwind

colors: {
  custom: {
    50: '#7ca2d0',
    500: '#347dbb',
    950: '#000000',
  },
}

SCSS

$custom: #347dbb;
$custom-light: #7ca2d0;
$custom-dark: #000000;

JSON

{
  "hex": "#347dbb",
  "rgb": {
    "r": 52,
    "g": 125,
    "b": 187
  },
  "hsl": {
    "h": 207.556,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.57311,
    "c": 0.11999,
    "h": 247.5
  },
  "luminance": 0.18985
}

Semantic roles & 50–950 ramp

primary

#347DBB

secondary

#C9A382

accent

#8E48E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0F14

muted

#7C7E82

Preview Lab

Preview with #347DBB

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

Preview Lab → · Contrast checker → · Palette generator →