#359BB9#359BB9

#359BB9 is a light, moderate cyan. Relative luminance 0.277; OKLCH L 64.4% C 0.101 H 221.4°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#359BB9
RGB	rgb(53, 155, 185)
HSL	hsl(194, 55%, 47%)
HSV	hsv(194, 71%, 73%)
CMYK	cmyk(71.4%, 16.2%, 0%, 27.5%)
CIE-LAB	lab(59.62, -19.20, -24.01)
CIE-LCH	lch(59.62, 30.74, 231.34°)
OKLab	oklab(64.41% -0.076 -0.0671)
OKLCH	oklch(64.41% 0.101 221.4)
XYZ	xyz(21.9429, 27.6998, 50.0797)
Luminance	0.2770 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#359BB9 #B95335

analogous

#35B995 #359BB9 #3559B9

triadic

#359BB9 #B9359B #9BB935

tetradic

#359BB9 #9535B9 #B95335 #59B935

square

#359BB9 #9535B9 #B95335 #59B935

split-complementary

#359BB9 #B93559 #B99535

monochromatic

#1A4B5A #277389 #359BB9 #5BB5D0 #8BCBDE

Accessibility & contrast

On white

3.21

#359BB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#359BB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #359BB9

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##359BB9	#FFFFFF	#000000	##000000
##359BB9	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8997BB

Deuteranopia (green-blind)

#778AB9

Tritanopia (blue-blind)

#00A5A5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #359bb9;
/* rgb */ color: rgb(53, 155, 185);
/* oklch */ color: oklch(64.4% 0.101 221.4);

Tailwind

colors: {
  custom: {
    50: '#7eb8ce',
    500: '#359bb9',
    950: '#000000',
  },
}

SCSS

$custom: #359bb9;
$custom-light: #7eb8ce;
$custom-dark: #000000;

JSON

{
  "hex": "#359bb9",
  "rgb": {
    "r": 53,
    "g": 155,
    "b": 185
  },
  "hsl": {
    "h": 193.636,
    "s": 55.462,
    "l": 46.667
  },
  "oklch": {
    "l": 0.64406,
    "c": 0.10134,
    "h": 221.4
  },
  "luminance": 0.27702
}

Semantic roles & 50–950 ramp

primary

#359BB9

secondary

#C89282

accent

#6B49DF

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #359BB9

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

Preview Lab → · Contrast checker → · Palette generator →