#399B8D#399B8D

#399B8D is a light, moderate teal. Relative luminance 0.262; OKLCH L 62.9% C 0.093 H 182.1°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#399B8D
RGB	rgb(57, 155, 141)
HSL	hsl(171, 46%, 42%)
HSV	hsv(171, 63%, 61%)
CMYK	cmyk(63.2%, 0%, 9%, 39.2%)
CIE-LAB	lab(58.26, -31.81, -1.09)
CIE-LCH	lch(58.26, 31.83, 181.96°)
OKLab	oklab(62.85% -0.093 -0.0034)
OKLCH	oklch(62.85% 0.093 182.1)
XYZ	xyz(18.2142, 26.2337, 29.2978)
Luminance	0.2624 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399B8D #9B3947

analogous

#399B5C #399B8D #39789B

triadic

#399B8D #8D399B #9B8D39

tetradic

#399B8D #5C399B #9B3947 #789B39

square

#399B8D #5C399B #9B3947 #789B39

split-complementary

#399B8D #9B3978 #9B5C39

monochromatic

#18423C #296E64 #399B8D #52BFB0 #7FD0C4

Accessibility & contrast

On white

3.36

#399B8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#399B8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399B8D

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399B8D	#FFFFFF	#000000	##000000
##399B8D	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94928C

Deuteranopia (green-blind)

#85888E

Tritanopia (blue-blind)

#009E97

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #399b8d;
/* rgb */ color: rgb(57, 155, 141);
/* oklch */ color: oklch(62.9% 0.093 182.1);

Tailwind

colors: {
  custom: {
    50: '#7bb9ae',
    500: '#399b8d',
    950: '#000000',
  },
}

SCSS

$custom: #399b8d;
$custom-light: #7bb9ae;
$custom-dark: #000000;

JSON

{
  "hex": "#399b8d",
  "rgb": {
    "r": 57,
    "g": 155,
    "b": 141
  },
  "hsl": {
    "h": 171.429,
    "s": 46.226,
    "l": 41.569
  },
  "oklch": {
    "l": 0.62854,
    "c": 0.09304,
    "h": 182.1
  },
  "luminance": 0.26236
}

Semantic roles & 50–950 ramp

primary

#399B8D

secondary

#B97780

accent

#5265D6

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #399B8D

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

Preview Lab → · Contrast checker → · Palette generator →