#3B9EBC#3B9EBC

#3B9EBC is a light, moderate cyan. Relative luminance 0.290; OKLCH L 65.4% C 0.100 H 221.7°. Best body text is #000000 at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#3B9EBC
RGB	rgb(59, 158, 188)
HSL	hsl(194, 52%, 48%)
HSV	hsv(194, 69%, 74%)
CMYK	cmyk(68.6%, 16%, 0%, 26.3%)
CIE-LAB	lab(60.79, -18.95, -23.88)
CIE-LCH	lch(60.79, 30.49, 231.56°)
OKLab	oklab(65.43% -0.0748 -0.0667)
OKLCH	oklch(65.43% 0.1 221.7)
XYZ	xyz(23.1039, 29.0118, 51.9494)
Luminance	0.2901 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B9EBC #BC593B

analogous

#3BBC99 #3B9EBC #3B5EBC

triadic

#3B9EBC #BC3B9E #9EBC3B

tetradic

#3B9EBC #993BBC #BC593B #5EBC3B

square

#3B9EBC #993BBC #BC593B #5EBC3B

split-complementary

#3B9EBC #BC3B5E #BC993B

monochromatic

#1E505F #2C778D #3B9EBC #65B6CF #94CCDD

Accessibility & contrast

On white

3.09

#3B9EBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.80

#3B9EBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B9EBC

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B9EBC	#FFFFFF	#000000	##000000
##3B9EBC	1.00	3.09	6.80	6.80
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.80	21.00	1.00	1.00
##000000	6.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9ABE

Deuteranopia (green-blind)

#7A8DBC

Tritanopia (blue-blind)

#00A8A8

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #3b9ebc;
/* rgb */ color: rgb(59, 158, 188);
/* oklch */ color: oklch(65.4% 0.100 221.7);

Tailwind

colors: {
  custom: {
    50: '#81bad0',
    500: '#3b9ebc',
    950: '#000000',
  },
}

SCSS

$custom: #3b9ebc;
$custom-light: #81bad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b9ebc",
  "rgb": {
    "r": 59,
    "g": 158,
    "b": 188
  },
  "hsl": {
    "h": 193.953,
    "s": 52.227,
    "l": 48.431
  },
  "oklch": {
    "l": 0.6543,
    "c": 0.10021,
    "h": 221.7
  },
  "luminance": 0.29014
}

Semantic roles & 50–950 ramp

primary

#3B9EBC

secondary

#C9998A

accent

#6E4CDC

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #3B9EBC

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

Preview Lab → · Contrast checker → · Palette generator →