#309B89#309B89

#309B89 is a light, moderate teal. Relative luminance 0.259; OKLCH L 62.5% C 0.099 H 179.3°. Best body text is #000000 at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#309B89
RGB	rgb(48, 155, 137)
HSL	hsl(170, 53%, 40%)
HSV	hsv(170, 69%, 61%)
CMYK	cmyk(69%, 0%, 11.6%, 39.2%)
CIE-LAB	lab(57.92, -34.42, 0.66)
CIE-LCH	lch(57.92, 34.42, 178.90°)
OKLab	oklab(62.48% -0.0994 0.0012)
OKLCH	oklch(62.48% 0.099 179.3)
XYZ	xyz(17.4534, 25.8752, 27.7366)
Luminance	0.2588 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309B89 #9B3042

analogous

#309B54 #309B89 #30779B

triadic

#309B89 #89309B #9B8930

tetradic

#309B89 #54309B #9B3042 #779B30

square

#309B89 #54309B #9B3042 #779B30

split-complementary

#309B89 #9B3077 #9B5430

monochromatic

#133E36 #226C60 #309B89 #43C5AF #72D3C3

Accessibility & contrast

On white

3.40

#309B89 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.18

#309B89 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309B89

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309B89	#FFFFFF	#000000	##000000
##309B89	1.00	3.40	6.18	6.18
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.18	21.00	1.00	1.00
##000000	6.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#949288

Deuteranopia (green-blind)

#85878A

Tritanopia (blue-blind)

#009E96

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #309b89;
/* rgb */ color: rgb(48, 155, 137);
/* oklch */ color: oklch(62.5% 0.099 179.3);

Tailwind

colors: {
  custom: {
    50: '#77b9ab',
    500: '#309b89',
    950: '#000000',
  },
}

SCSS

$custom: #309b89;
$custom-light: #77b9ab;
$custom-dark: #000000;

JSON

{
  "hex": "#309b89",
  "rgb": {
    "r": 48,
    "g": 155,
    "b": 137
  },
  "hsl": {
    "h": 169.907,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.62475,
    "c": 0.09937,
    "h": 179.3
  },
  "luminance": 0.25877
}

Semantic roles & 50–950 ramp

primary

#309B89

secondary

#BB6C79

accent

#4C64DC

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #309B89

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

Preview Lab → · Contrast checker → · Palette generator →