#309AAB#309AAB

#309AAB is a light, moderate teal. Relative luminance 0.267; OKLCH L 63.4% C 0.096 H 210.5°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#309AAB
RGB	rgb(48, 154, 171)
HSL	hsl(188, 56%, 43%)
HSV	hsv(188, 72%, 67%)
CMYK	cmyk(71.9%, 9.9%, 0%, 32.9%)
CIE-LAB	lab(58.67, -23.87, -17.54)
CIE-LCH	lch(58.67, 29.62, 216.30°)
OKLab	oklab(63.44% -0.083 -0.0488)
OKLCH	oklch(63.44% 0.096 210.5)
XYZ	xyz(20.1221, 26.6775, 42.6090)
Luminance	0.2668 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309AAB #AB4130

analogous

#30AB7F #309AAB #305CAB

triadic

#309AAB #AB309A #9AAB30

tetradic

#309AAB #7F30AB #AB4130 #5CAB30

square

#309AAB #7F30AB #AB4130 #5CAB30

split-complementary

#309AAB #AB305C #AB7F30

monochromatic

#15444B #236F7B #309AAB #4CBBCD #7BCDDA

Accessibility & contrast

On white

3.31

#309AAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.34

#309AAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309AAB

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309AAB	#FFFFFF	#000000	##000000
##309AAB	1.00	3.31	6.34	6.34
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.34	21.00	1.00	1.00
##000000	6.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C94AC

Deuteranopia (green-blind)

#7A88AB

Tritanopia (blue-blind)

#00A19F

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #309aab;
/* rgb */ color: rgb(48, 154, 171);
/* oklch */ color: oklch(63.4% 0.096 210.5);

Tailwind

colors: {
  custom: {
    50: '#7ab8c4',
    500: '#309aab',
    950: '#000000',
  },
}

SCSS

$custom: #309aab;
$custom-light: #7ab8c4;
$custom-dark: #000000;

JSON

{
  "hex": "#309aab",
  "rgb": {
    "r": 48,
    "g": 154,
    "b": 171
  },
  "hsl": {
    "h": 188.293,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.63443,
    "c": 0.09624,
    "h": 210.5
  },
  "luminance": 0.2668
}

Semantic roles & 50–950 ramp

primary

#309AAB

secondary

#C37F74

accent

#5D48DF

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1112

muted

#7C8081

Preview Lab

Preview with #309AAB

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

Preview Lab → · Contrast checker → · Palette generator →