#309F8B#309F8B

#309F8B is a light, moderate teal. Relative luminance 0.273; OKLCH L 63.6% C 0.103 H 178.2°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#309F8B
RGB	rgb(48, 159, 139)
HSL	hsl(169, 54%, 41%)
HSV	hsv(169, 70%, 62%)
CMYK	cmyk(69.8%, 0%, 12.6%, 37.6%)
CIE-LAB	lab(59.24, -35.72, 1.45)
CIE-LCH	lch(59.24, 35.75, 177.67°)
OKLab	oklab(63.57% -0.1026 0.0033)
OKLCH	oklch(63.57% 0.103 178.2)
XYZ	xyz(18.2750, 27.2866, 28.7248)
Luminance	0.2729 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309F8B #9F3044

analogous

#309F53 #309F8B #307B9F

triadic

#309F8B #8B309F #9F8B30

tetradic

#309F8B #53309F #9F3044 #7B9F30

square

#309F8B #53309F #9F3044 #7B9F30

split-complementary

#309F8B #9F307B #9F5330

monochromatic

#144139 #227062 #309F8B #45C7B0 #74D5C4

Accessibility & contrast

On white

3.25

#309F8B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#309F8B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309F8B

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309F8B	#FFFFFF	#000000	##000000
##309F8B	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99958A

Deuteranopia (green-blind)

#898A8D

Tritanopia (blue-blind)

#00A199

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #309f8b;
/* rgb */ color: rgb(48, 159, 139);
/* oklch */ color: oklch(63.6% 0.103 178.2);

Tailwind

colors: {
  custom: {
    50: '#78bcac',
    500: '#309f8b',
    950: '#000000',
  },
}

SCSS

$custom: #309f8b;
$custom-light: #78bcac;
$custom-dark: #000000;

JSON

{
  "hex": "#309f8b",
  "rgb": {
    "r": 48,
    "g": 159,
    "b": 139
  },
  "hsl": {
    "h": 169.189,
    "s": 53.623,
    "l": 40.588
  },
  "oklch": {
    "l": 0.6357,
    "c": 0.1027,
    "h": 178.2
  },
  "luminance": 0.27289
}

Semantic roles & 50–950 ramp

primary

#309F8B

secondary

#BD6E7C

accent

#4B65DD

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1210

muted

#7C817F

Preview Lab

Preview with #309F8B

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

Preview Lab → · Contrast checker → · Palette generator →