#3B9BBA#3B9BBA

#3B9BBA is a light, moderate cyan. Relative luminance 0.279; OKLCH L 64.6% C 0.099 H 223.1°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#3B9BBA
RGB	rgb(59, 155, 186)
HSL	hsl(195, 52%, 48%)
HSV	hsv(195, 68%, 73%)
CMYK	cmyk(68.3%, 16.7%, 0%, 27.1%)
CIE-LAB	lab(59.81, -18.00, -24.26)
CIE-LCH	lch(59.81, 30.21, 233.42°)
OKLab	oklab(64.62% -0.0725 -0.0678)
OKLCH	oklch(64.62% 0.099 223.1)
XYZ	xyz(22.3843, 27.9152, 50.6533)
Luminance	0.2792 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B9BBA #BA5A3B

analogous

#3BBA9A #3B9BBA #3B5BBA

triadic

#3B9BBA #BA3B9B #9BBA3B

tetradic

#3B9BBA #9A3BBA #BA5A3B #5BBA3B

square

#3B9BBA #9A3BBA #BA5A3B #5BBA3B

split-complementary

#3B9BBA #BA3B5B #BA9A3B

monochromatic

#1E4E5D #2C748C #3B9BBA #64B4CE #93CBDD

Accessibility & contrast

On white

3.19

#3B9BBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#3B9BBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B9BBA

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B9BBA	#FFFFFF	#000000	##000000
##3B9BBA	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8997BC

Deuteranopia (green-blind)

#788ABA

Tritanopia (blue-blind)

#00A5A5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #3b9bba;
/* rgb */ color: rgb(59, 155, 186);
/* oklch */ color: oklch(64.6% 0.099 223.1);

Tailwind

colors: {
  custom: {
    50: '#80b8ce',
    500: '#3b9bba',
    950: '#000000',
  },
}

SCSS

$custom: #3b9bba;
$custom-light: #80b8ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3b9bba",
  "rgb": {
    "r": 59,
    "g": 155,
    "b": 186
  },
  "hsl": {
    "h": 194.646,
    "s": 51.837,
    "l": 48.039
  },
  "oklch": {
    "l": 0.6462,
    "c": 0.09923,
    "h": 223.1
  },
  "luminance": 0.27918
}

Semantic roles & 50–950 ramp

primary

#3B9BBA

secondary

#C89889

accent

#6F4DDB

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3B9BBA

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

Preview Lab → · Contrast checker → · Palette generator →