#309A8A#309A8A

#309A8A is a light, moderate teal. Relative luminance 0.256; OKLCH L 62.2% C 0.098 H 180.8°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#309A8A
RGB	rgb(48, 154, 138)
HSL	hsl(171, 52%, 40%)
HSV	hsv(171, 69%, 60%)
CMYK	cmyk(68.8%, 0%, 10.4%, 39.6%)
CIE-LAB	lab(57.63, -33.68, -0.33)
CIE-LCH	lch(57.63, 33.68, 180.56°)
OKLab	oklab(62.25% -0.0978 -0.0014)
OKLCH	oklch(62.25% 0.098 180.8)
XYZ	xyz(17.3598, 25.5726, 28.0609)
Luminance	0.2557 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309A8A #9A3040

analogous

#309A55 #309A8A #30759A

triadic

#309A8A #8A309A #9A8A30

tetradic

#309A8A #55309A #9A3040 #759A30

square

#309A8A #55309A #9A3040 #759A30

split-complementary

#309A8A #9A3075 #9A5530

monochromatic

#133D36 #216B60 #309A8A #43C4B1 #72D3C4

Accessibility & contrast

On white

3.43

#309A8A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#309A8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309A8A

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309A8A	#FFFFFF	#000000	##000000
##309A8A	1.00	3.43	6.11	6.11
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#939189

Deuteranopia (green-blind)

#84868B

Tritanopia (blue-blind)

#009D95

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #309a8a;
/* rgb */ color: rgb(48, 154, 138);
/* oklch */ color: oklch(62.2% 0.098 180.8);

Tailwind

colors: {
  custom: {
    50: '#77b8ac',
    500: '#309a8a',
    950: '#000000',
  },
}

SCSS

$custom: #309a8a;
$custom-light: #77b8ac;
$custom-dark: #000000;

JSON

{
  "hex": "#309a8a",
  "rgb": {
    "r": 48,
    "g": 154,
    "b": 138
  },
  "hsl": {
    "h": 170.943,
    "s": 52.475,
    "l": 39.608
  },
  "oklch": {
    "l": 0.62249,
    "c": 0.09783,
    "h": 180.8
  },
  "luminance": 0.25575
}

Semantic roles & 50–950 ramp

primary

#309A8A

secondary

#BB6B77

accent

#4C62DC

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #309A8A

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

Preview Lab → · Contrast checker → · Palette generator →