#309FA3#309FA3

#309FA3 is a light, moderate teal. Relative luminance 0.281; OKLCH L 64.4% C 0.097 H 198.6°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#309FA3
RGB	rgb(48, 159, 163)
HSL	hsl(182, 55%, 41%)
HSV	hsv(182, 71%, 64%)
CMYK	cmyk(70.6%, 2.5%, 0%, 36.1%)
CIE-LAB	lab(59.95, -28.86, -11.08)
CIE-LCH	lch(59.95, 30.91, 201.01°)
OKLab	oklab(64.38% -0.0916 -0.0308)
OKLCH	oklch(64.38% 0.097 198.6)
XYZ	xyz(20.2250, 28.0666, 38.9947)
Luminance	0.2807 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309FA3 #A33430

analogous

#30A36E #309FA3 #3066A3

triadic

#309FA3 #A3309F #9FA330

tetradic

#309FA3 #6E30A3 #A33430 #66A330

square

#309FA3 #6E30A3 #A33430 #66A330

split-complementary

#309FA3 #A33066 #A36E30

monochromatic

#144344 #227174 #309FA3 #47C4C9 #77D3D7

Accessibility & contrast

On white

3.18

#309FA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#309FA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309FA3

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309FA3	#FFFFFF	#000000	##000000
##309FA3	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9498A3

Deuteranopia (green-blind)

#838BA4

Tritanopia (blue-blind)

#00A5A0

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #309fa3;
/* rgb */ color: rgb(48, 159, 163);
/* oklch */ color: oklch(64.4% 0.097 198.6);

Tailwind

colors: {
  custom: {
    50: '#7abcbe',
    500: '#309fa3',
    950: '#000000',
  },
}

SCSS

$custom: #309fa3;
$custom-light: #7abcbe;
$custom-dark: #000000;

JSON

{
  "hex": "#309fa3",
  "rgb": {
    "r": 48,
    "g": 159,
    "b": 163
  },
  "hsl": {
    "h": 182.087,
    "s": 54.502,
    "l": 41.373
  },
  "oklch": {
    "l": 0.64383,
    "c": 0.09659,
    "h": 198.6
  },
  "luminance": 0.28069
}

Semantic roles & 50–950 ramp

primary

#309FA3

secondary

#BF7370

accent

#4F4ADE

background

#F8FBFB

surface

#EFF6F6

border

#CAD0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #309FA3

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

Preview Lab → · Contrast checker → · Palette generator →