#309E99#309E99

#309E99 is a light, moderate teal. Relative luminance 0.274; OKLCH L 63.8% C 0.097 H 190.6°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#309E99
RGB	rgb(48, 158, 153)
HSL	hsl(177, 53%, 40%)
HSV	hsv(177, 70%, 62%)
CMYK	cmyk(69.6%, 0%, 3.2%, 38%)
CIE-LAB	lab(59.32, -31.33, -6.35)
CIE-LCH	lch(59.32, 31.97, 191.46°)
OKLab	oklab(63.77% -0.095 -0.0177)
OKLCH	oklch(63.77% 0.097 190.6)
XYZ	xyz(19.1929, 27.3798, 34.4041)
Luminance	0.2738 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309E99 #9E3035

analogous

#309E62 #309E99 #306C9E

triadic

#309E99 #99309E #9E9930

tetradic

#309E99 #62309E #9E3035 #6C9E30

square

#309E99 #62309E #9E3035 #6C9E30

split-complementary

#309E99 #9E306C #9E6230

monochromatic

#13403E #226F6C #309E99 #45C6C1 #74D5D0

Accessibility & contrast

On white

3.24

#309E99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.48

#309E99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309E99

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309E99	#FFFFFF	#000000	##000000
##309E99	1.00	3.24	6.48	6.48
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.48	21.00	1.00	1.00
##000000	6.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#959699

Deuteranopia (green-blind)

#848A9A

Tritanopia (blue-blind)

#00A29C

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #309e99;
/* rgb */ color: rgb(48, 158, 153);
/* oklch */ color: oklch(63.8% 0.097 190.6);

Tailwind

colors: {
  custom: {
    50: '#79bbb7',
    500: '#309e99',
    950: '#000000',
  },
}

SCSS

$custom: #309e99;
$custom-light: #79bbb7;
$custom-dark: #000000;

JSON

{
  "hex": "#309e99",
  "rgb": {
    "r": 48,
    "g": 158,
    "b": 153
  },
  "hsl": {
    "h": 177.273,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.63772,
    "c": 0.09667,
    "h": 190.6
  },
  "luminance": 0.27382
}

Semantic roles & 50–950 ramp

primary

#309E99

secondary

#BD6D71

accent

#4B52DD

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1211

muted

#7C8180

Preview Lab

Preview with #309E99

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

Preview Lab → · Contrast checker → · Palette generator →