#309CAA#309CAA

#309CAA is a light, moderate teal. Relative luminance 0.273; OKLCH L 63.9% C 0.096 H 207.6°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#309CAA
RGB	rgb(48, 156, 170)
HSL	hsl(187, 56%, 43%)
HSV	hsv(187, 72%, 67%)
CMYK	cmyk(71.8%, 8.2%, 0%, 33.3%)
CIE-LAB	lab(59.26, -25.21, -16.09)
CIE-LCH	lch(59.26, 29.91, 212.55°)
OKLab	oklab(63.9% -0.0854 -0.0447)
OKLCH	oklch(63.9% 0.096 207.6)
XYZ	xyz(20.3599, 27.3052, 42.2198)
Luminance	0.2731 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309CAA #AA3E30

analogous

#30AA7B #309CAA #305FAA

triadic

#309CAA #AA309C #9CAA30

tetradic

#309CAA #7B30AA #AA3E30 #5FAA30

square

#309CAA #7B30AA #AA3E30 #5FAA30

split-complementary

#309CAA #AA305F #AA7B30

monochromatic

#15444B #23707A #309CAA #4BBDCC #7BCFDA

Accessibility & contrast

On white

3.25

#309CAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#309CAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309CAA

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309CAA	#FFFFFF	#000000	##000000
##309CAA	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)

#8E96AB

Deuteranopia (green-blind)

#7D89AA

Tritanopia (blue-blind)

#00A3A0

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #309caa;
/* rgb */ color: rgb(48, 156, 170);
/* oklch */ color: oklch(63.9% 0.096 207.6);

Tailwind

colors: {
  custom: {
    50: '#7ab9c3',
    500: '#309caa',
    950: '#000000',
  },
}

SCSS

$custom: #309caa;
$custom-light: #7ab9c3;
$custom-dark: #000000;

JSON

{
  "hex": "#309caa",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 170
  },
  "hsl": {
    "h": 186.885,
    "s": 55.963,
    "l": 42.745
  },
  "oklch": {
    "l": 0.639,
    "c": 0.09643,
    "h": 207.6
  },
  "luminance": 0.27308
}

Semantic roles & 50–950 ramp

primary

#309CAA

secondary

#C27D74

accent

#5A49DF

background

#F8FBFB

surface

#EFF6F7

border

#CAD0D0

text

#0B1112

muted

#7C8081

Preview Lab

Preview with #309CAA

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

Preview Lab → · Contrast checker → · Palette generator →