#309FA5#309FA5

#309FA5 is a light, moderate teal. Relative luminance 0.281; OKLCH L 64.5% C 0.097 H 200.4°. Best body text is #000000 at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#309FA5
RGB	rgb(48, 159, 165)
HSL	hsl(183, 55%, 42%)
HSV	hsv(183, 71%, 65%)
CMYK	cmyk(70.9%, 3.6%, 0%, 35.3%)
CIE-LAB	lab(60.01, -28.25, -12.12)
CIE-LCH	lch(60.01, 30.74, 203.21°)
OKLab	oklab(64.46% -0.0907 -0.0336)
OKLCH	oklch(64.46% 0.097 200.4)
XYZ	xyz(20.4056, 28.1389, 39.9459)
Luminance	0.2814 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309FA5 #A53630

analogous

#30A571 #309FA5 #3065A5

triadic

#309FA5 #A5309F #9FA530

tetradic

#309FA5 #7130A5 #A53630 #65A530

square

#309FA5 #7130A5 #A53630 #65A530

split-complementary

#309FA5 #A53065 #A57130

monochromatic

#144446 #227176 #309FA5 #48C3CA #78D3D8

Accessibility & contrast

On white

3.17

#309FA5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.63

#309FA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309FA5

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309FA5	#FFFFFF	#000000	##000000
##309FA5	1.00	3.17	6.63	6.63
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.63	21.00	1.00	1.00
##000000	6.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9398A6

Deuteranopia (green-blind)

#828BA6

Tritanopia (blue-blind)

#00A5A1

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #309fa5;
/* rgb */ color: rgb(48, 159, 165);
/* oklch */ color: oklch(64.5% 0.097 200.4);

Tailwind

colors: {
  custom: {
    50: '#7abcbf',
    500: '#309fa5',
    950: '#000000',
  },
}

SCSS

$custom: #309fa5;
$custom-light: #7abcbf;
$custom-dark: #000000;

JSON

{
  "hex": "#309fa5",
  "rgb": {
    "r": 48,
    "g": 159,
    "b": 165
  },
  "hsl": {
    "h": 183.077,
    "s": 54.93,
    "l": 41.765
  },
  "oklch": {
    "l": 0.64457,
    "c": 0.09671,
    "h": 200.4
  },
  "luminance": 0.28141
}

Semantic roles & 50–950 ramp

primary

#309FA5

secondary

#C07571

accent

#514ADE

background

#F8FBFB

surface

#EFF6F7

border

#CAD0D0

text

#0B1212

muted

#7C8181

Preview Lab

Preview with #309FA5

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

Preview Lab → · Contrast checker → · Palette generator →