#399EA4#399EA4

#399EA4 is a light, moderate teal. Relative luminance 0.280; OKLCH L 64.4% C 0.092 H 200.7°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#399EA4
RGB	rgb(57, 158, 164)
HSL	hsl(183, 48%, 43%)
HSV	hsv(183, 65%, 64%)
CMYK	cmyk(65.2%, 3.7%, 0%, 35.7%)
CIE-LAB	lab(59.89, -26.71, -11.71)
CIE-LCH	lch(59.89, 29.17, 203.68°)
OKLab	oklab(64.41% -0.0858 -0.0325)
OKLCH	oklch(64.41% 0.092 200.7)
XYZ	xyz(20.6121, 28.0016, 39.4333)
Luminance	0.2800 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399EA4 #A43F39

analogous

#39A474 #399EA4 #3969A4

triadic

#399EA4 #A4399E #9EA439

tetradic

#399EA4 #7439A4 #A43F39 #69A439

square

#399EA4 #7439A4 #A43F39 #69A439

split-complementary

#399EA4 #A43969 #A47439

monochromatic

#194649 #297277 #399EA4 #56BEC4 #83D0D4

Accessibility & contrast

On white

3.18

#399EA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#399EA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399EA4

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399EA4	#FFFFFF	#000000	##000000
##399EA4	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9397A5

Deuteranopia (green-blind)

#828BA5

Tritanopia (blue-blind)

#00A4A0

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #399ea4;
/* rgb */ color: rgb(57, 158, 164);
/* oklch */ color: oklch(64.4% 0.092 200.7);

Tailwind

colors: {
  custom: {
    50: '#7dbbbf',
    500: '#399ea4',
    950: '#000000',
  },
}

SCSS

$custom: #399ea4;
$custom-light: #7dbbbf;
$custom-dark: #000000;

JSON

{
  "hex": "#399ea4",
  "rgb": {
    "r": 57,
    "g": 158,
    "b": 164
  },
  "hsl": {
    "h": 183.364,
    "s": 48.416,
    "l": 43.333
  },
  "oklch": {
    "l": 0.64408,
    "c": 0.09171,
    "h": 200.7
  },
  "luminance": 0.28004
}

Semantic roles & 50–950 ramp

primary

#399EA4

secondary

#BE7F7B

accent

#5750D8

background

#F8FBFB

surface

#EFF6F6

border

#CAD0D0

text

#0B1212

muted

#7C8181

Preview Lab

Preview with #399EA4

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

Preview Lab → · Contrast checker → · Palette generator →