#3BB5B8#3BB5B8

#3BB5B8 is a light, moderate teal. Relative luminance 0.374; OKLCH L 70.9% C 0.105 H 197.4°. Best body text is #000000 at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#3BB5B8
RGB	rgb(59, 181, 184)
HSL	hsl(181, 51%, 48%)
HSV	hsv(181, 68%, 72%)
CMYK	cmyk(67.9%, 1.6%, 0%, 27.8%)
CIE-LAB	lab(67.60, -31.77, -11.32)
CIE-LCH	lch(67.60, 33.73, 199.62°)
OKLab	oklab(70.87% -0.1 -0.0314)
OKLCH	oklch(70.87% 0.105 197.4)
XYZ	xyz(26.9754, 37.4352, 51.1421)
Luminance	0.3744 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB5B8 #B83E3B

analogous

#3BB87C #3BB5B8 #3B76B8

triadic

#3BB5B8 #B83BB5 #B5B83B

tetradic

#3BB5B8 #7C3BB8 #B83E3B #76B83B

square

#3BB5B8 #7C3BB8 #B83E3B #76B83B

split-complementary

#3BB5B8 #B83B76 #B87C3B

monochromatic

#1D5A5B #2C878A #3BB5B8 #63CACD #92DADC

Accessibility & contrast

On white

2.47

#3BB5B8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.49

#3BB5B8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB5B8

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB5B8	#FFFFFF	#000000	##000000
##3BB5B8	1.00	2.47	8.49	8.49
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.49	21.00	1.00	1.00
##000000	8.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9ADB8

Deuteranopia (green-blind)

#969FB9

Tritanopia (blue-blind)

#00BBB6

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #3bb5b8;
/* rgb */ color: rgb(59, 181, 184);
/* oklch */ color: oklch(70.9% 0.105 197.4);

Tailwind

colors: {
  custom: {
    50: '#83cbcd',
    500: '#3bb5b8',
    950: '#000000',
  },
}

SCSS

$custom: #3bb5b8;
$custom-light: #83cbcd;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb5b8",
  "rgb": {
    "r": 59,
    "g": 181,
    "b": 184
  },
  "hsl": {
    "h": 181.44,
    "s": 51.44,
    "l": 47.647
  },
  "oklch": {
    "l": 0.70874,
    "c": 0.10487,
    "h": 197.4
  },
  "luminance": 0.37438
}

Semantic roles & 50–950 ramp

primary

#3BB5B8

secondary

#C78988

accent

#504DDB

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #3BB5B8

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

Preview Lab → · Contrast checker → · Palette generator →