#399AA4#399AA4

#399AA4 is a light, moderate teal. Relative luminance 0.267; OKLCH L 63.4% C 0.090 H 204.8°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#399AA4
RGB	rgb(57, 154, 164)
HSL	hsl(186, 48%, 43%)
HSV	hsv(186, 65%, 64%)
CMYK	cmyk(65.2%, 6.1%, 0%, 35.7%)
CIE-LAB	lab(58.66, -24.70, -13.57)
CIE-LCH	lch(58.66, 28.18, 208.79°)
OKLab	oklab(63.41% -0.0815 -0.0376)
OKLCH	oklch(63.41% 0.09 204.8)
XYZ	xyz(19.9409, 26.6592, 39.2096)
Luminance	0.2666 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399AA4 #A44339

analogous

#39A478 #399AA4 #3965A4

triadic

#399AA4 #A4399A #9AA439

tetradic

#399AA4 #7839A4 #A44339 #65A439

square

#399AA4 #7839A4 #A44339 #65A439

split-complementary

#399AA4 #A43965 #A47839

monochromatic

#194549 #296F77 #399AA4 #56BAC4 #83CCD4

Accessibility & contrast

On white

3.32

#399AA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#399AA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399AA4

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399AA4	#FFFFFF	#000000	##000000
##399AA4	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E94A5

Deuteranopia (green-blind)

#7E88A4

Tritanopia (blue-blind)

#00A09D

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #399aa4;
/* rgb */ color: rgb(57, 154, 164);
/* oklch */ color: oklch(63.4% 0.090 204.8);

Tailwind

colors: {
  custom: {
    50: '#7db8bf',
    500: '#399aa4',
    950: '#000000',
  },
}

SCSS

$custom: #399aa4;
$custom-light: #7db8bf;
$custom-dark: #000000;

JSON

{
  "hex": "#399aa4",
  "rgb": {
    "r": 57,
    "g": 154,
    "b": 164
  },
  "hsl": {
    "h": 185.607,
    "s": 48.416,
    "l": 43.333
  },
  "oklch": {
    "l": 0.63413,
    "c": 0.08976,
    "h": 204.8
  },
  "luminance": 0.26661
}

Semantic roles & 50–950 ramp

primary

#399AA4

secondary

#BE817B

accent

#5D50D8

background

#F8FBFB

surface

#EFF6F6

border

#CAD0D0

text

#0B1112

muted

#7C8081

Preview Lab

Preview with #399AA4

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

Preview Lab → · Contrast checker → · Palette generator →