#399EA3#399EA3

#399EA3 is a light, moderate teal. Relative luminance 0.280; OKLCH L 64.4% C 0.092 H 199.8°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#399EA3
RGB	rgb(57, 158, 163)
HSL	hsl(183, 48%, 43%)
HSV	hsv(183, 65%, 64%)
CMYK	cmyk(65%, 3.1%, 0%, 36.1%)
CIE-LAB	lab(59.86, -27.01, -11.20)
CIE-LCH	lch(59.86, 29.24, 202.52°)
OKLab	oklab(64.37% -0.0862 -0.031)
OKLCH	oklch(64.37% 0.092 199.8)
XYZ	xyz(20.5222, 27.9657, 38.9596)
Luminance	0.2797 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399EA3 #A33E39

analogous

#39A373 #399EA3 #3969A3

triadic

#399EA3 #A3399E #9EA339

tetradic

#399EA3 #7339A3 #A33E39 #69A339

square

#399EA3 #7339A3 #A33E39 #69A339

split-complementary

#399EA3 #A33969 #A37339

monochromatic

#194648 #297276 #399EA3 #55BFC4 #83D0D4

Accessibility & contrast

On white

3.18

#399EA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#399EA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399EA3

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399EA3	#FFFFFF	#000000	##000000
##399EA3	1.00	3.18	6.59	6.59
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9397A3

Deuteranopia (green-blind)

#838BA4

Tritanopia (blue-blind)

#00A49F

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #399ea3;
/* rgb */ color: rgb(57, 158, 163);
/* oklch */ color: oklch(64.4% 0.092 199.8);

Tailwind

colors: {
  custom: {
    50: '#7dbbbe',
    500: '#399ea3',
    950: '#000000',
  },
}

SCSS

$custom: #399ea3;
$custom-light: #7dbbbe;
$custom-dark: #000000;

JSON

{
  "hex": "#399ea3",
  "rgb": {
    "r": 57,
    "g": 158,
    "b": 163
  },
  "hsl": {
    "h": 182.83,
    "s": 48.182,
    "l": 43.137
  },
  "oklch": {
    "l": 0.64371,
    "c": 0.09163,
    "h": 199.8
  },
  "luminance": 0.27968
}

Semantic roles & 50–950 ramp

primary

#399EA3

secondary

#BD7E7A

accent

#5650D8

background

#F8FBFB

surface

#EFF6F6

border

#CAD0D0

text

#0B1212

muted

#7C8181

Preview Lab

Preview with #399EA3

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

Preview Lab → · Contrast checker → · Palette generator →