#399E9F#399E9F

#399E9F is a light, moderate teal. Relative luminance 0.278; OKLCH L 64.2% C 0.092 H 196.0°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#399E9F
RGB	rgb(57, 158, 159)
HSL	hsl(181, 47%, 42%)
HSV	hsv(181, 64%, 62%)
CMYK	cmyk(64.2%, 0.6%, 0%, 37.6%)
CIE-LAB	lab(59.73, -28.19, -9.12)
CIE-LCH	lch(59.73, 29.63, 197.94°)
OKLab	oklab(64.22% -0.088 -0.0253)
OKLCH	oklch(64.22% 0.092 196)
XYZ	xyz(20.1695, 27.8246, 37.1019)
Luminance	0.2783 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399E9F #9F3A39

analogous

#399F6D #399E9F #396B9F

triadic

#399E9F #9F399E #9E9F39

tetradic

#399E9F #6D399F #9F3A39 #6B9F39

square

#399E9F #6D399F #9F3A39 #6B9F39

split-complementary

#399E9F #9F396B #9F6D39

monochromatic

#194445 #297172 #399E9F #54C0C2 #81D1D2

Accessibility & contrast

On white

3.20

#399E9F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#399E9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399E9F

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399E9F	#FFFFFF	#000000	##000000
##399E9F	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94979F

Deuteranopia (green-blind)

#848BA0

Tritanopia (blue-blind)

#00A39E

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #399e9f;
/* rgb */ color: rgb(57, 158, 159);
/* oklch */ color: oklch(64.2% 0.092 196.0);

Tailwind

colors: {
  custom: {
    50: '#7dbbbb',
    500: '#399e9f',
    950: '#000000',
  },
}

SCSS

$custom: #399e9f;
$custom-light: #7dbbbb;
$custom-dark: #000000;

JSON

{
  "hex": "#399e9f",
  "rgb": {
    "r": 57,
    "g": 158,
    "b": 159
  },
  "hsl": {
    "h": 180.588,
    "s": 47.222,
    "l": 42.353
  },
  "oklch": {
    "l": 0.64225,
    "c": 0.09155,
    "h": 196
  },
  "luminance": 0.27827
}

Semantic roles & 50–950 ramp

primary

#399E9F

secondary

#BB7978

accent

#5251D7

background

#F8FBFB

surface

#EFF6F6

border

#CAD0D0

text

#0B1211

muted

#7C8180

Preview Lab

Preview with #399E9F

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

Preview Lab → · Contrast checker → · Palette generator →