#3BB9B5#3BB9B5

#3BB9B5 is a light, moderate teal. Relative luminance 0.390; OKLCH L 71.8% C 0.108 H 191.9°. Best body text is #000000 at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#3BB9B5
RGB	rgb(59, 185, 181)
HSL	hsl(178, 52%, 48%)
HSV	hsv(178, 68%, 73%)
CMYK	cmyk(68.1%, 0%, 2.2%, 27.5%)
CIE-LAB	lab(68.72, -34.53, -8.00)
CIE-LCH	lch(68.72, 35.44, 193.04°)
OKLab	oklab(71.75% -0.1054 -0.0223)
OKLCH	oklch(71.75% 0.108 191.9)
XYZ	xyz(27.4893, 38.9608, 49.7785)
Luminance	0.3896 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB9B5 #B93B3F

analogous

#3BB976 #3BB9B5 #3B7EB9

triadic

#3BB9B5 #B53BB9 #B9B53B

tetradic

#3BB9B5 #763BB9 #B93B3F #7EB93B

square

#3BB9B5 #763BB9 #B93B3F #7EB93B

split-complementary

#3BB9B5 #B93B7E #B9763B

monochromatic

#1D5C5A #2C8B88 #3BB9B5 #64CDCA #92DCDA

Accessibility & contrast

On white

2.39

#3BB9B5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.79

#3BB9B5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB9B5

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB9B5	#FFFFFF	#000000	##000000
##3BB9B5	1.00	2.39	8.79	8.79
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.79	21.00	1.00	1.00
##000000	8.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEB0B5

Deuteranopia (green-blind)

#9BA2B6

Tritanopia (blue-blind)

#00BEB7

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #3bb9b5;
/* rgb */ color: rgb(59, 185, 181);
/* oklch */ color: oklch(71.8% 0.108 191.9);

Tailwind

colors: {
  custom: {
    50: '#83cecb',
    500: '#3bb9b5',
    950: '#000000',
  },
}

SCSS

$custom: #3bb9b5;
$custom-light: #83cecb;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb9b5",
  "rgb": {
    "r": 59,
    "g": 185,
    "b": 181
  },
  "hsl": {
    "h": 178.095,
    "s": 51.639,
    "l": 47.843
  },
  "oklch": {
    "l": 0.71752,
    "c": 0.10777,
    "h": 191.9
  },
  "luminance": 0.38964
}

Semantic roles & 50–950 ramp

primary

#3BB9B5

secondary

#C7888A

accent

#4D51DB

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #3BB9B5

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

Preview Lab → · Contrast checker → · Palette generator →