#309C8F#309C8F

#309C8F is a light, moderate teal. Relative luminance 0.264; OKLCH L 62.9% C 0.098 H 183.5°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#309C8F
RGB	rgb(48, 156, 143)
HSL	hsl(173, 53%, 40%)
HSV	hsv(173, 69%, 61%)
CMYK	cmyk(69.2%, 0%, 8.3%, 38.8%)
CIE-LAB	lab(58.40, -33.23, -2.04)
CIE-LCH	lch(58.40, 33.29, 183.51°)
OKLab	oklab(62.93% -0.0976 -0.006)
OKLCH	oklch(62.93% 0.098 183.5)
XYZ	xyz(18.0630, 26.3864, 30.1224)
Luminance	0.2639 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309C8F #9C303D

analogous

#309C59 #309C8F #30739C

triadic

#309C8F #8F309C #9C8F30

tetradic

#309C8F #59309C #9C303D #739C30

square

#309C8F #59309C #9C303D #739C30

split-complementary

#309C8F #9C3073 #9C5930

monochromatic

#133E39 #226D64 #309C8F #44C5B6 #73D4C8

Accessibility & contrast

On white

3.35

#309C8F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#309C8F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309C8F

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309C8F	#FFFFFF	#000000	##000000
##309C8F	1.00	3.35	6.28	6.28
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94938F

Deuteranopia (green-blind)

#858890

Tritanopia (blue-blind)

#009F98

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #309c8f;
/* rgb */ color: rgb(48, 156, 143);
/* oklch */ color: oklch(62.9% 0.098 183.5);

Tailwind

colors: {
  custom: {
    50: '#78baaf',
    500: '#309c8f',
    950: '#000000',
  },
}

SCSS

$custom: #309c8f;
$custom-light: #78baaf;
$custom-dark: #000000;

JSON

{
  "hex": "#309c8f",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 143
  },
  "hsl": {
    "h": 172.778,
    "s": 52.941,
    "l": 40
  },
  "oklch": {
    "l": 0.62925,
    "c": 0.09776,
    "h": 183.5
  },
  "luminance": 0.26388
}

Semantic roles & 50–950 ramp

primary

#309C8F

secondary

#BC6C76

accent

#4B5DDC

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #309C8F

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

Preview Lab → · Contrast checker → · Palette generator →