#3FB9BC#3FB9BC

#3FB9BC is a light, moderate teal. Relative luminance 0.394; OKLCH L 72.1% C 0.105 H 197.4°. Best body text is #000000 at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#3FB9BC
RGB	rgb(63, 185, 188)
HSL	hsl(181, 50%, 49%)
HSV	hsv(181, 66%, 74%)
CMYK	cmyk(66.5%, 1.6%, 0%, 26.3%)
CIE-LAB	lab(69.03, -31.95, -11.39)
CIE-LCH	lch(69.03, 33.91, 199.62°)
OKLab	oklab(72.1% -0.1006 -0.0316)
OKLCH	oklch(72.1% 0.105 197.4)
XYZ	xyz(28.4719, 39.3823, 53.6682)
Luminance	0.3939 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB9BC #BC423F

analogous

#3FBC81 #3FB9BC #3F7BBC

triadic

#3FB9BC #BC3FB9 #B9BC3F

tetradic

#3FB9BC #813FBC #BC423F #7BBC3F

square

#3FB9BC #813FBC #BC423F #7BBC3F

split-complementary

#3FB9BC #BC3F7B #BC813F

monochromatic

#205F60 #308C8E #3FB9BC #6BCBCD #99DBDD

Accessibility & contrast

On white

2.37

#3FB9BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.88

#3FB9BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB9BC

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB9BC	#FFFFFF	#000000	##000000
##3FB9BC	1.00	2.37	8.88	8.88
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.88	21.00	1.00	1.00
##000000	8.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACB1BC

Deuteranopia (green-blind)

#9AA3BD

Tritanopia (blue-blind)

#00BFBA

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #3fb9bc;
/* rgb */ color: rgb(63, 185, 188);
/* oklch */ color: oklch(72.1% 0.105 197.4);

Tailwind

colors: {
  custom: {
    50: '#85ced0',
    500: '#3fb9bc',
    950: '#000000',
  },
}

SCSS

$custom: #3fb9bc;
$custom-light: #85ced0;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb9bc",
  "rgb": {
    "r": 63,
    "g": 185,
    "b": 188
  },
  "hsl": {
    "h": 181.44,
    "s": 49.801,
    "l": 49.216
  },
  "oklch": {
    "l": 0.72096,
    "c": 0.10541,
    "h": 197.4
  },
  "luminance": 0.39386
}

Semantic roles & 50–950 ramp

primary

#3FB9BC

secondary

#C9908E

accent

#524ED9

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #3FB9BC

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

Preview Lab → · Contrast checker → · Palette generator →