#399D9F#399D9F

#399D9F is a light, moderate teal. Relative luminance 0.275; OKLCH L 64.0% C 0.091 H 197.0°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#399D9F
RGB	rgb(57, 157, 159)
HSL	hsl(181, 47%, 42%)
HSV	hsv(181, 64%, 62%)
CMYK	cmyk(64.2%, 1.3%, 0%, 37.6%)
CIE-LAB	lab(59.42, -27.69, -9.59)
CIE-LCH	lch(59.42, 29.31, 199.09°)
OKLab	oklab(63.98% -0.0869 -0.0266)
OKLCH	oklch(63.98% 0.091 197)
XYZ	xyz(19.9996, 27.4848, 37.0453)
Luminance	0.2749 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399D9F #9F3B39

analogous

#399F6E #399D9F #396A9F

triadic

#399D9F #9F399D #9D9F39

tetradic

#399D9F #6E399F #9F3B39 #6A9F39

square

#399D9F #6E399F #9F3B39 #6A9F39

split-complementary

#399D9F #9F396A #9F6E39

monochromatic

#194445 #297172 #399D9F #54BFC2 #81D0D2

Accessibility & contrast

On white

3.23

#399D9F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.50

#399D9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399D9F

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399D9F	#FFFFFF	#000000	##000000
##399D9F	1.00	3.23	6.50	6.50
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.50	21.00	1.00	1.00
##000000	6.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93969F

Deuteranopia (green-blind)

#838AA0

Tritanopia (blue-blind)

#00A29D

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #399d9f;
/* rgb */ color: rgb(57, 157, 159);
/* oklch */ color: oklch(64.0% 0.091 197.0);

Tailwind

colors: {
  custom: {
    50: '#7dbabb',
    500: '#399d9f',
    950: '#000000',
  },
}

SCSS

$custom: #399d9f;
$custom-light: #7dbabb;
$custom-dark: #000000;

JSON

{
  "hex": "#399d9f",
  "rgb": {
    "r": 57,
    "g": 157,
    "b": 159
  },
  "hsl": {
    "h": 181.176,
    "s": 47.222,
    "l": 42.353
  },
  "oklch": {
    "l": 0.63975,
    "c": 0.09088,
    "h": 197
  },
  "luminance": 0.27487
}

Semantic roles & 50–950 ramp

primary

#399D9F

secondary

#BB7A78

accent

#5451D7

background

#F8FBFB

surface

#EFF6F6

border

#CAD0D0

text

#0B1111

muted

#7C8080

Preview Lab

Preview with #399D9F

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

Preview Lab → · Contrast checker → · Palette generator →