#309D8A#309D8A

#309D8A is a light, moderate teal. Relative luminance 0.266; OKLCH L 63.0% C 0.101 H 178.7°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#309D8A
RGB	rgb(48, 157, 138)
HSL	hsl(170, 53%, 40%)
HSV	hsv(170, 69%, 62%)
CMYK	cmyk(69.4%, 0%, 12.1%, 38.4%)
CIE-LAB	lab(58.58, -35.07, 1.06)
CIE-LCH	lch(58.58, 35.09, 178.27°)
OKLab	oklab(63.02% -0.101 0.0023)
OKLCH	oklch(63.02% 0.101 178.7)
XYZ	xyz(17.8611, 26.5753, 28.2280)
Luminance	0.2658 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309D8A #9D3043

analogous

#309D53 #309D8A #307A9D

triadic

#309D8A #8A309D #9D8A30

tetradic

#309D8A #53309D #9D3043 #7A9D30

square

#309D8A #53309D #9D3043 #7A9D30

split-complementary

#309D8A #9D307A #9D5330

monochromatic

#133F38 #226E61 #309D8A #44C6AF #73D4C3

Accessibility & contrast

On white

3.33

#309D8A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#309D8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309D8A

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309D8A	#FFFFFF	#000000	##000000
##309D8A	1.00	3.33	6.32	6.32
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#979389

Deuteranopia (green-blind)

#87888C

Tritanopia (blue-blind)

#009F97

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #309d8a;
/* rgb */ color: rgb(48, 157, 138);
/* oklch */ color: oklch(63.0% 0.101 178.7);

Tailwind

colors: {
  custom: {
    50: '#78baac',
    500: '#309d8a',
    950: '#000000',
  },
}

SCSS

$custom: #309d8a;
$custom-light: #78baac;
$custom-dark: #000000;

JSON

{
  "hex": "#309d8a",
  "rgb": {
    "r": 48,
    "g": 157,
    "b": 138
  },
  "hsl": {
    "h": 169.541,
    "s": 53.171,
    "l": 40.196
  },
  "oklch": {
    "l": 0.63023,
    "c": 0.10104,
    "h": 178.7
  },
  "luminance": 0.26577
}

Semantic roles & 50–950 ramp

primary

#309D8A

secondary

#BC6D7B

accent

#4B65DD

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1210

muted

#7C817F

Preview Lab

Preview with #309D8A

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

Preview Lab → · Contrast checker → · Palette generator →