#3FD9DB#3FD9DB

#3FD9DB is a light, vivid teal. Relative luminance 0.558; OKLCH L 80.9% C 0.124 H 196.3°. Best body text is #000000 at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#3FD9DB
RGB	rgb(63, 217, 219)
HSL	hsl(181, 68%, 55%)
HSV	hsv(181, 71%, 86%)
CMYK	cmyk(71.2%, 0.9%, 0%, 14.1%)
CIE-LAB	lab(79.50, -38.04, -12.52)
CIE-LCH	lch(79.50, 40.05, 198.21°)
OKLab	oklab(80.89% -0.1191 -0.0348)
OKLCH	oklch(80.89% 0.124 196.3)
XYZ	xyz(39.6431, 55.7922, 75.6837)
Luminance	0.5580 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FD9DB #DB413F

analogous

#3FDB8F #3FD9DB #3F8BDB

triadic

#3FD9DB #DB3FD9 #D9DB3F

tetradic

#3FD9DB #8F3FDB #DB413F #8BDB3F

square

#3FD9DB #8F3FDB #DB413F #8BDB3F

split-complementary

#3FD9DB #DB3F8B #DB8F3F

monochromatic

#198586 #23B8BA #3FD9DB #73E3E5 #A6EDEE

Accessibility & contrast

On white

1.73

#3FD9DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.16

#3FD9DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FD9DB

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FD9DB	#FFFFFF	#000000	##000000
##3FD9DB	1.00	1.73	12.16	12.16
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.16	21.00	1.00	1.00
##000000	12.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CACFDB

Deuteranopia (green-blind)

#B4BEDC

Tritanopia (blue-blind)

#00E0D9

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #3fd9db;
/* rgb */ color: rgb(63, 217, 219);
/* oklch */ color: oklch(80.9% 0.124 196.3);

Tailwind

colors: {
  custom: {
    50: '#8be5e6',
    500: '#3fd9db',
    950: '#000000',
  },
}

SCSS

$custom: #3fd9db;
$custom-light: #8be5e6;
$custom-dark: #000000;

JSON

{
  "hex": "#3fd9db",
  "rgb": {
    "r": 63,
    "g": 217,
    "b": 219
  },
  "hsl": {
    "h": 180.769,
    "s": 68.421,
    "l": 55.294
  },
  "oklch": {
    "l": 0.80894,
    "c": 0.12405,
    "h": 196.3
  },
  "luminance": 0.55797
}

Semantic roles & 50–950 ramp

primary

#3FD9DB

secondary

#8D3332

accent

#3F3DEB

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #3FD9DB

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

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