#309D8D#309D8D

#309D8D is a light, moderate teal. Relative luminance 0.267; OKLCH L 63.1% C 0.100 H 181.1°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#309D8D
RGB	rgb(48, 157, 141)
HSL	hsl(171, 53%, 40%)
HSV	hsv(171, 69%, 62%)
CMYK	cmyk(69.4%, 0%, 10.2%, 38.4%)
CIE-LAB	lab(58.66, -34.25, -0.52)
CIE-LCH	lch(58.66, 34.26, 180.88°)
OKLab	oklab(63.12% -0.0996 -0.002)
OKLCH	oklch(63.12% 0.1 181.1)
XYZ	xyz(18.0813, 26.6633, 29.3877)
Luminance	0.2666 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309D8D #9D3040

analogous

#309D57 #309D8D #30769D

triadic

#309D8D #8D309D #9D8D30

tetradic

#309D8D #57309D #9D3040 #769D30

square

#309D8D #57309D #9D3040 #769D30

split-complementary

#309D8D #9D3076 #9D5730

monochromatic

#133F39 #226E63 #309D8D #44C6B3 #73D4C6

Accessibility & contrast

On white

3.32

#309D8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#309D8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309D8D

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309D8D	#FFFFFF	#000000	##000000
##309D8D	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96948C

Deuteranopia (green-blind)

#86888E

Tritanopia (blue-blind)

#00A098

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #309d8d;
/* rgb */ color: rgb(48, 157, 141);
/* oklch */ color: oklch(63.1% 0.100 181.1);

Tailwind

colors: {
  custom: {
    50: '#78baae',
    500: '#309d8d',
    950: '#000000',
  },
}

SCSS

$custom: #309d8d;
$custom-light: #78baae;
$custom-dark: #000000;

JSON

{
  "hex": "#309d8d",
  "rgb": {
    "r": 48,
    "g": 157,
    "b": 141
  },
  "hsl": {
    "h": 171.193,
    "s": 53.171,
    "l": 40.196
  },
  "oklch": {
    "l": 0.63117,
    "c": 0.0996,
    "h": 181.1
  },
  "luminance": 0.26665
}

Semantic roles & 50–950 ramp

primary

#309D8D

secondary

#BC6D78

accent

#4B61DD

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1210

muted

#7C817F

Preview Lab

Preview with #309D8D

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

Preview Lab → · Contrast checker → · Palette generator →