#3BB9B4#3BB9B4

#3BB9B4 is a light, moderate teal. Relative luminance 0.389; OKLCH L 71.7% C 0.108 H 191.2°. Best body text is #000000 at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#3BB9B4
RGB	rgb(59, 185, 180)
HSL	hsl(178, 52%, 48%)
HSV	hsv(178, 68%, 73%)
CMYK	cmyk(68.1%, 0%, 2.7%, 27.5%)
CIE-LAB	lab(68.69, -34.81, -7.49)
CIE-LCH	lch(68.69, 35.61, 192.15°)
OKLab	oklab(71.72% -0.1059 -0.0209)
OKLCH	oklch(71.72% 0.108 191.2)
XYZ	xyz(27.3870, 38.9199, 49.2401)
Luminance	0.3892 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB9B4 #B93B40

analogous

#3BB975 #3BB9B4 #3B7FB9

triadic

#3BB9B4 #B43BB9 #B9B43B

tetradic

#3BB9B4 #753BB9 #B93B40 #7FB93B

square

#3BB9B4 #753BB9 #B93B40 #7FB93B

split-complementary

#3BB9B4 #B93B7F #B9753B

monochromatic

#1D5C5A #2C8B87 #3BB9B4 #64CDC9 #92DCD9

Accessibility & contrast

On white

2.39

#3BB9B4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.78

#3BB9B4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB9B4

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB9B4	#FFFFFF	#000000	##000000
##3BB9B4	1.00	2.39	8.78	8.78
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.78	21.00	1.00	1.00
##000000	8.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEB0B4

Deuteranopia (green-blind)

#9BA2B5

Tritanopia (blue-blind)

#00BEB7

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #3bb9b4;
/* rgb */ color: rgb(59, 185, 180);
/* oklch */ color: oklch(71.7% 0.108 191.2);

Tailwind

colors: {
  custom: {
    50: '#83ceca',
    500: '#3bb9b4',
    950: '#000000',
  },
}

SCSS

$custom: #3bb9b4;
$custom-light: #83ceca;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb9b4",
  "rgb": {
    "r": 59,
    "g": 185,
    "b": 180
  },
  "hsl": {
    "h": 177.619,
    "s": 51.639,
    "l": 47.843
  },
  "oklch": {
    "l": 0.71718,
    "c": 0.10793,
    "h": 191.2
  },
  "luminance": 0.38923
}

Semantic roles & 50–950 ramp

primary

#3BB9B4

secondary

#C7888B

accent

#4D52DB

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #3BB9B4

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

Preview Lab → · Contrast checker → · Palette generator →