#309FAC#309FAC

#309FAC is a light, moderate teal. Relative luminance 0.284; OKLCH L 64.7% C 0.098 H 206.5°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#309FAC
RGB	rgb(48, 159, 172)
HSL	hsl(186, 56%, 43%)
HSV	hsv(186, 72%, 67%)
CMYK	cmyk(72.1%, 7.6%, 0%, 32.5%)
CIE-LAB	lab(60.25, -26.10, -15.72)
CIE-LCH	lch(60.25, 30.47, 211.06°)
OKLab	oklab(64.72% -0.0876 -0.0437)
OKLCH	oklch(64.72% 0.098 206.5)
XYZ	xyz(21.0602, 28.4007, 43.3937)
Luminance	0.2840 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309FAC #AC3D30

analogous

#30AC7B #309FAC #3061AC

triadic

#309FAC #AC309F #9FAC30

tetradic

#309FAC #7B30AC #AC3D30 #61AC30

square

#309FAC #7B30AC #AC3D30 #61AC30

split-complementary

#309FAC #AC3061 #AC7B30

monochromatic

#15474C #23737C #309FAC #4CC0CD #7CD1DA

Accessibility & contrast

On white

3.14

#309FAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.68

#309FAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309FAC

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309FAC	#FFFFFF	#000000	##000000
##309FAC	1.00	3.14	6.68	6.68
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.68	21.00	1.00	1.00
##000000	6.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9199AD

Deuteranopia (green-blind)

#808CAC

Tritanopia (blue-blind)

#00A6A3

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #309fac;
/* rgb */ color: rgb(48, 159, 172);
/* oklch */ color: oklch(64.7% 0.098 206.5);

Tailwind

colors: {
  custom: {
    50: '#7bbbc4',
    500: '#309fac',
    950: '#000000',
  },
}

SCSS

$custom: #309fac;
$custom-light: #7bbbc4;
$custom-dark: #000000;

JSON

{
  "hex": "#309fac",
  "rgb": {
    "r": 48,
    "g": 159,
    "b": 172
  },
  "hsl": {
    "h": 186.29,
    "s": 56.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.64725,
    "c": 0.09792,
    "h": 206.5
  },
  "luminance": 0.28403
}

Semantic roles & 50–950 ramp

primary

#309FAC

secondary

#C37D75

accent

#5848E0

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1212

muted

#7C8181

Preview Lab

Preview with #309FAC

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

Preview Lab → · Contrast checker → · Palette generator →