#399D99#399D99

#399D99 is a light, moderate teal. Relative luminance 0.273; OKLCH L 63.8% C 0.091 H 191.4°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#399D99
RGB	rgb(57, 157, 153)
HSL	hsl(178, 47%, 42%)
HSV	hsv(178, 64%, 62%)
CMYK	cmyk(63.7%, 0%, 2.5%, 38.4%)
CIE-LAB	lab(59.23, -29.43, -6.46)
CIE-LCH	lch(59.23, 30.13, 192.38°)
OKLab	oklab(63.76% -0.0896 -0.018)
OKLCH	oklch(63.76% 0.091 191.4)
XYZ	xyz(19.4915, 27.2816, 34.3695)
Luminance	0.2728 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399D99 #9D393D

analogous

#399D67 #399D99 #396F9D

triadic

#399D99 #99399D #9D9939

tetradic

#399D99 #67399D #9D393D #6F9D39

square

#399D99 #67399D #9D393D #6F9D39

split-complementary

#399D99 #9D396F #9D6739

monochromatic

#184341 #29706D #399D99 #53C0BC #80D1CE

Accessibility & contrast

On white

3.25

#399D99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#399D99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399D99

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399D99	#FFFFFF	#000000	##000000
##399D99	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#949599

Deuteranopia (green-blind)

#848A9A

Tritanopia (blue-blind)

#00A19B

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #399d99;
/* rgb */ color: rgb(57, 157, 153);
/* oklch */ color: oklch(63.8% 0.091 191.4);

Tailwind

colors: {
  custom: {
    50: '#7cbab7',
    500: '#399d99',
    950: '#000000',
  },
}

SCSS

$custom: #399d99;
$custom-light: #7cbab7;
$custom-dark: #000000;

JSON

{
  "hex": "#399d99",
  "rgb": {
    "r": 57,
    "g": 157,
    "b": 153
  },
  "hsl": {
    "h": 177.6,
    "s": 46.729,
    "l": 41.961
  },
  "oklch": {
    "l": 0.63762,
    "c": 0.09139,
    "h": 191.4
  },
  "luminance": 0.27284
}

Semantic roles & 50–950 ramp

primary

#399D99

secondary

#BA787A

accent

#5157D6

background

#F8FBFB

surface

#EFF6F6

border

#CAD0D0

text

#0B1111

muted

#7C8080

Preview Lab

Preview with #399D99

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

Preview Lab → · Contrast checker → · Palette generator →