#3FD9CC#3FD9CC

#3FD9CC is a light, vivid teal. Relative luminance 0.550; OKLCH L 80.4% C 0.126 H 186.6°. Best body text is #000000 at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#3FD9CC
RGB	rgb(63, 217, 204)
HSL	hsl(175, 67%, 55%)
HSV	hsv(175, 71%, 85%)
CMYK	cmyk(71%, 0%, 6%, 14.9%)
CIE-LAB	lab(79.06, -42.20, -5.14)
CIE-LCH	lch(79.06, 42.51, 186.95°)
OKLab	oklab(80.4% -0.1255 -0.0146)
OKLCH	oklch(80.4% 0.126 186.6)
XYZ	xyz(37.7567, 55.0376, 65.7485)
Luminance	0.5504 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FD9CC #D93F4C

analogous

#3FD97F #3FD9CC #3F99D9

triadic

#3FD9CC #CC3FD9 #D9CC3F

tetradic

#3FD9CC #7F3FD9 #D93F4C #99D93F

square

#3FD9CC #7F3FD9 #D93F4C #99D93F

split-complementary

#3FD9CC #D93F99 #D97F3F

monochromatic

#1A847B #24B7AA #3FD9CC #72E3DA #A5EDE7

Accessibility & contrast

On white

1.75

#3FD9CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.01

#3FD9CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FD9CC

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FD9CC	#FFFFFF	#000000	##000000
##3FD9CC	1.00	1.75	12.01	12.01
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.01	21.00	1.00	1.00
##000000	12.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CECDCC

Deuteranopia (green-blind)

#B8BDCE

Tritanopia (blue-blind)

#00DED5

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #3fd9cc;
/* rgb */ color: rgb(63, 217, 204);
/* oklch */ color: oklch(80.4% 0.126 186.6);

Tailwind

colors: {
  custom: {
    50: '#8ae5db',
    500: '#3fd9cc',
    950: '#000000',
  },
}

SCSS

$custom: #3fd9cc;
$custom-light: #8ae5db;
$custom-dark: #000000;

JSON

{
  "hex": "#3fd9cc",
  "rgb": {
    "r": 63,
    "g": 217,
    "b": 204
  },
  "hsl": {
    "h": 174.935,
    "s": 66.957,
    "l": 54.902
  },
  "oklch": {
    "l": 0.80399,
    "c": 0.1264,
    "h": 186.6
  },
  "luminance": 0.55042
}

Semantic roles & 50–950 ramp

primary

#3FD9CC

secondary

#8A3239

accent

#3E4CEA

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1615

muted

#7F8484

Preview Lab

Preview with #3FD9CC

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

Preview Lab → · Contrast checker → · Palette generator →