#309699#309699

#309699 is a mid, moderate teal. Relative luminance 0.247; OKLCH L 61.7% C 0.091 H 197.9°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#309699
RGB	rgb(48, 150, 153)
HSL	hsl(182, 52%, 39%)
HSV	hsv(182, 69%, 60%)
CMYK	cmyk(68.6%, 2%, 0%, 40%)
CIE-LAB	lab(56.82, -27.43, -10.09)
CIE-LCH	lch(56.82, 29.22, 200.19°)
OKLab	oklab(61.74% -0.0866 -0.028)
OKLCH	oklch(61.74% 0.091 197.9)
XYZ	xyz(17.8725, 24.7389, 33.9640)
Luminance	0.2474 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309699 #993330

analogous

#309968 #309699 #306299

triadic

#309699 #993096 #969930

tetradic

#309699 #683099 #993330 #629930

square

#309699 #683099 #993330 #629930

split-complementary

#309699 #993062 #996830

monochromatic

#133B3C #21686A #309699 #42C0C4 #71D0D2

Accessibility & contrast

On white

3.53

#309699 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#309699 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309699

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309699	#FFFFFF	#000000	##000000
##309699	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C8F99

Deuteranopia (green-blind)

#7C839A

Tritanopia (blue-blind)

#009B97

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #309699;
/* rgb */ color: rgb(48, 150, 153);
/* oklch */ color: oklch(61.7% 0.091 197.9);

Tailwind

colors: {
  custom: {
    50: '#78b5b7',
    500: '#309699',
    950: '#000000',
  },
}

SCSS

$custom: #309699;
$custom-light: #78b5b7;
$custom-dark: #000000;

JSON

{
  "hex": "#309699",
  "rgb": {
    "r": 48,
    "g": 150,
    "b": 153
  },
  "hsl": {
    "h": 181.714,
    "s": 52.239,
    "l": 39.412
  },
  "oklch": {
    "l": 0.61741,
    "c": 0.09102,
    "h": 197.9
  },
  "luminance": 0.24741
}

Semantic roles & 50–950 ramp

primary

#309699

secondary

#BA6D6B

accent

#504CDC

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1111

muted

#7C8080

Preview Lab

Preview with #309699

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

Preview Lab → · Contrast checker → · Palette generator →