#309CAB#309CAB

#309CAB is a light, moderate teal. Relative luminance 0.273; OKLCH L 63.9% C 0.097 H 208.5°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#309CAB
RGB	rgb(48, 156, 171)
HSL	hsl(187, 56%, 43%)
HSV	hsv(187, 72%, 67%)
CMYK	cmyk(71.9%, 8.8%, 0%, 32.9%)
CIE-LAB	lab(59.29, -24.90, -16.60)
CIE-LCH	lch(59.29, 29.92, 213.70°)
OKLab	oklab(63.94% -0.085 -0.0462)
OKLCH	oklch(63.94% 0.097 208.5)
XYZ	xyz(20.4549, 27.3432, 42.7199)
Luminance	0.2735 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309CAB #AB3F30

analogous

#30AB7C #309CAB #305EAB

triadic

#309CAB #AB309C #9CAB30

tetradic

#309CAB #7C30AB #AB3F30 #5EAB30

square

#309CAB #7C30AB #AB3F30 #5EAB30

split-complementary

#309CAB #AB305E #AB7C30

monochromatic

#15454B #23707B #309CAB #4CBDCD #7BCEDA

Accessibility & contrast

On white

3.25

#309CAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#309CAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309CAB

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309CAB	#FFFFFF	#000000	##000000
##309CAB	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E96AC

Deuteranopia (green-blind)

#7D89AB

Tritanopia (blue-blind)

#00A3A0

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #309cab;
/* rgb */ color: rgb(48, 156, 171);
/* oklch */ color: oklch(63.9% 0.097 208.5);

Tailwind

colors: {
  custom: {
    50: '#7ab9c4',
    500: '#309cab',
    950: '#000000',
  },
}

SCSS

$custom: #309cab;
$custom-light: #7ab9c4;
$custom-dark: #000000;

JSON

{
  "hex": "#309cab",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 171
  },
  "hsl": {
    "h": 187.317,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.6394,
    "c": 0.09673,
    "h": 208.5
  },
  "luminance": 0.27346
}

Semantic roles & 50–950 ramp

primary

#309CAB

secondary

#C37E74

accent

#5B48DF

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1112

muted

#7C8081

Preview Lab

Preview with #309CAB

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

Preview Lab → · Contrast checker → · Palette generator →