#309BAB#309BAB

#309BAB is a light, moderate teal. Relative luminance 0.270; OKLCH L 63.7% C 0.096 H 209.5°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#309BAB
RGB	rgb(48, 155, 171)
HSL	hsl(188, 56%, 43%)
HSV	hsv(188, 72%, 67%)
CMYK	cmyk(71.9%, 9.4%, 0%, 32.9%)
CIE-LAB	lab(58.98, -24.39, -17.07)
CIE-LCH	lch(58.98, 29.77, 214.99°)
OKLab	oklab(63.69% -0.084 -0.0475)
OKLCH	oklch(63.69% 0.096 209.5)
XYZ	xyz(20.2878, 27.0090, 42.6642)
Luminance	0.2701 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309BAB #AB4030

analogous

#30AB7D #309BAB #305DAB

triadic

#309BAB #AB309B #9BAB30

tetradic

#309BAB #7D30AB #AB4030 #5DAB30

square

#309BAB #7D30AB #AB4030 #5DAB30

split-complementary

#309BAB #AB305D #AB7D30

monochromatic

#15444B #23707B #309BAB #4CBCCD #7BCEDA

Accessibility & contrast

On white

3.28

#309BAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#309BAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309BAB

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309BAB	#FFFFFF	#000000	##000000
##309BAB	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D95AC

Deuteranopia (green-blind)

#7C88AB

Tritanopia (blue-blind)

#00A2A0

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #309bab;
/* rgb */ color: rgb(48, 155, 171);
/* oklch */ color: oklch(63.7% 0.096 209.5);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#309bab",
  "rgb": {
    "r": 48,
    "g": 155,
    "b": 171
  },
  "hsl": {
    "h": 187.805,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.63691,
    "c": 0.09647,
    "h": 209.5
  },
  "luminance": 0.27011
}

Semantic roles & 50–950 ramp

primary

#309BAB

secondary

#C37E74

accent

#5C48DF

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1112

muted

#7C8081

Preview Lab

Preview with #309BAB

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

Preview Lab → · Contrast checker → · Palette generator →