#399B8B#399B8B

#399B8B is a light, moderate teal. Relative luminance 0.262; OKLCH L 62.8% C 0.094 H 180.4°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#399B8B
RGB	rgb(57, 155, 139)
HSL	hsl(170, 46%, 42%)
HSV	hsv(170, 63%, 61%)
CMYK	cmyk(63.2%, 0%, 10.3%, 39.2%)
CIE-LAB	lab(58.20, -32.35, -0.03)
CIE-LCH	lch(58.20, 32.35, 180.06°)
OKLab	oklab(62.79% -0.0939 -0.0006)
OKLCH	oklch(62.79% 0.094 180.4)
XYZ	xyz(18.0667, 26.1747, 28.5212)
Luminance	0.2618 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399B8B #9B3949

analogous

#399B5A #399B8B #397A9B

triadic

#399B8B #8B399B #9B8B39

tetradic

#399B8B #5A399B #9B3949 #7A9B39

square

#399B8B #5A399B #9B3949 #7A9B39

split-complementary

#399B8B #9B397A #9B5A39

monochromatic

#18423B #296E63 #399B8B #52BFAD #7FD0C3

Accessibility & contrast

On white

3.37

#399B8B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#399B8B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399B8B

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399B8B	#FFFFFF	#000000	##000000
##399B8B	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95928A

Deuteranopia (green-blind)

#86878C

Tritanopia (blue-blind)

#009E96

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #399b8b;
/* rgb */ color: rgb(57, 155, 139);
/* oklch */ color: oklch(62.8% 0.094 180.4);

Tailwind

colors: {
  custom: {
    50: '#7bb9ac',
    500: '#399b8b',
    950: '#000000',
  },
}

SCSS

$custom: #399b8b;
$custom-light: #7bb9ac;
$custom-dark: #000000;

JSON

{
  "hex": "#399b8b",
  "rgb": {
    "r": 57,
    "g": 155,
    "b": 139
  },
  "hsl": {
    "h": 170.204,
    "s": 46.226,
    "l": 41.569
  },
  "oklch": {
    "l": 0.6279,
    "c": 0.09392,
    "h": 180.4
  },
  "luminance": 0.26177
}

Semantic roles & 50–950 ramp

primary

#399B8B

secondary

#B97781

accent

#5267D6

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #399B8B

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

Preview Lab → · Contrast checker → · Palette generator →