#309C8D#309C8D

#309C8D is a light, moderate teal. Relative luminance 0.263; OKLCH L 62.9% C 0.099 H 181.9°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#309C8D
RGB	rgb(48, 156, 141)
HSL	hsl(172, 53%, 40%)
HSV	hsv(172, 69%, 61%)
CMYK	cmyk(69.2%, 0%, 9.6%, 38.8%)
CIE-LAB	lab(58.35, -33.79, -0.99)
CIE-LCH	lch(58.35, 33.80, 181.67°)
OKLab	oklab(62.86% -0.0985 -0.0032)
OKLCH	oklch(62.86% 0.099 181.9)
XYZ	xyz(17.9128, 26.3264, 29.3316)
Luminance	0.2633 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309C8D #9C303F

analogous

#309C57 #309C8D #30759C

triadic

#309C8D #8D309C #9C8D30

tetradic

#309C8D #57309C #9C303F #759C30

square

#309C8D #57309C #9C303F #759C30

split-complementary

#309C8D #9C3075 #9C5730

monochromatic

#133E38 #226D63 #309C8D #44C5B3 #73D4C6

Accessibility & contrast

On white

3.35

#309C8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#309C8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309C8D

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309C8D	#FFFFFF	#000000	##000000
##309C8D	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95938C

Deuteranopia (green-blind)

#85888E

Tritanopia (blue-blind)

#009F97

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #309c8d;
/* rgb */ color: rgb(48, 156, 141);
/* oklch */ color: oklch(62.9% 0.099 181.9);

Tailwind

colors: {
  custom: {
    50: '#78baae',
    500: '#309c8d',
    950: '#000000',
  },
}

SCSS

$custom: #309c8d;
$custom-light: #78baae;
$custom-dark: #000000;

JSON

{
  "hex": "#309c8d",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 141
  },
  "hsl": {
    "h": 171.667,
    "s": 52.941,
    "l": 40
  },
  "oklch": {
    "l": 0.6286,
    "c": 0.09857,
    "h": 181.9
  },
  "luminance": 0.26328
}

Semantic roles & 50–950 ramp

primary

#309C8D

secondary

#BC6C77

accent

#4B60DC

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #309C8D

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

Preview Lab → · Contrast checker → · Palette generator →