#399DB0#399DB0

#399DB0 is a light, moderate teal. Relative luminance 0.281; OKLCH L 64.6% C 0.095 H 212.6°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#399DB0
RGB	rgb(57, 157, 176)
HSL	hsl(190, 51%, 46%)
HSV	hsv(190, 68%, 69%)
CMYK	cmyk(67.6%, 10.8%, 0%, 31%)
CIE-LAB	lab(59.99, -22.54, -18.34)
CIE-LCH	lch(59.99, 29.06, 219.14°)
OKLab	oklab(64.63% -0.0796 -0.051)
OKLCH	oklch(64.63% 0.095 212.6)
XYZ	xyz(21.5775, 28.1160, 45.3556)
Luminance	0.2812 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399DB0 #B04C39

analogous

#39B087 #399DB0 #3961B0

triadic

#399DB0 #B0399D #9DB039

tetradic

#399DB0 #8739B0 #B04C39 #61B039

square

#399DB0 #8739B0 #B04C39 #61B039

split-complementary

#399DB0 #B03961 #B08739

monochromatic

#1B4B54 #2A7482 #399DB0 #5CB9CA #8ACDD9

Accessibility & contrast

On white

3.17

#399DB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#399DB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399DB0

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399DB0	#FFFFFF	#000000	##000000
##399DB0	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E98B1

Deuteranopia (green-blind)

#7D8BB0

Tritanopia (blue-blind)

#00A5A3

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #399db0;
/* rgb */ color: rgb(57, 157, 176);
/* oklch */ color: oklch(64.6% 0.095 212.6);

Tailwind

colors: {
  custom: {
    50: '#7ebac7',
    500: '#399db0',
    950: '#000000',
  },
}

SCSS

$custom: #399db0;
$custom-light: #7ebac7;
$custom-dark: #000000;

JSON

{
  "hex": "#399db0",
  "rgb": {
    "r": 57,
    "g": 157,
    "b": 176
  },
  "hsl": {
    "h": 189.58,
    "s": 51.073,
    "l": 45.686
  },
  "oklch": {
    "l": 0.64627,
    "c": 0.09455,
    "h": 212.6
  },
  "luminance": 0.28118
}

Semantic roles & 50–950 ramp

primary

#399DB0

secondary

#C48C81

accent

#644DDB

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #399DB0

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

Preview Lab → · Contrast checker → · Palette generator →