#399C8B#399C8B

#399C8B is a light, moderate teal. Relative luminance 0.265; OKLCH L 63.0% C 0.095 H 179.6°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#399C8B
RGB	rgb(57, 156, 139)
HSL	hsl(170, 46%, 42%)
HSV	hsv(170, 63%, 61%)
CMYK	cmyk(63.5%, 0%, 10.9%, 38.8%)
CIE-LAB	lab(58.52, -32.82, 0.43)
CIE-LCH	lch(58.52, 32.83, 179.25°)
OKLab	oklab(63.05% -0.095 0.0006)
OKLCH	oklch(63.05% 0.095 179.6)
XYZ	xyz(18.2338, 26.5089, 28.5769)
Luminance	0.2651 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399C8B #9C394A

analogous

#399C5A #399C8B #397C9C

triadic

#399C8B #8B399C #9C8B39

tetradic

#399C8B #5A399C #9C394A #7C9C39

square

#399C8B #5A399C #9C394A #7C9C39

split-complementary

#399C8B #9C397C #9C5A39

monochromatic

#18423B #296F63 #399C8B #52C0AD #7FD0C2

Accessibility & contrast

On white

3.33

#399C8B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#399C8B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399C8B

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399C8B	#FFFFFF	#000000	##000000
##399C8B	1.00	3.33	6.30	6.30
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96938A

Deuteranopia (green-blind)

#87888C

Tritanopia (blue-blind)

#009F97

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #399c8b;
/* rgb */ color: rgb(57, 156, 139);
/* oklch */ color: oklch(63.0% 0.095 179.6);

Tailwind

colors: {
  custom: {
    50: '#7bbaac',
    500: '#399c8b',
    950: '#000000',
  },
}

SCSS

$custom: #399c8b;
$custom-light: #7bbaac;
$custom-dark: #000000;

JSON

{
  "hex": "#399c8b",
  "rgb": {
    "r": 57,
    "g": 156,
    "b": 139
  },
  "hsl": {
    "h": 169.697,
    "s": 46.479,
    "l": 41.765
  },
  "oklch": {
    "l": 0.63046,
    "c": 0.09502,
    "h": 179.6
  },
  "luminance": 0.26511
}

Semantic roles & 50–950 ramp

primary

#399C8B

secondary

#BA7782

accent

#5268D6

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #399C8B

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

Preview Lab → · Contrast checker → · Palette generator →