#309E8F#309E8F

#309E8F is a light, moderate teal. Relative luminance 0.271; OKLCH L 63.4% C 0.100 H 182.0°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#309E8F
RGB	rgb(48, 158, 143)
HSL	hsl(172, 53%, 40%)
HSV	hsv(172, 70%, 62%)
CMYK	cmyk(69.6%, 0%, 9.5%, 38%)
CIE-LAB	lab(59.03, -34.17, -1.11)
CIE-LCH	lch(59.03, 34.19, 181.87°)
OKLab	oklab(63.44% -0.0997 -0.0036)
OKLCH	oklch(63.44% 0.1 182)
XYZ	xyz(18.4013, 27.0632, 30.2352)
Luminance	0.2707 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309E8F #9E303F

analogous

#309E58 #309E8F #30769E

triadic

#309E8F #8F309E #9E8F30

tetradic

#309E8F #58309E #9E303F #769E30

square

#309E8F #58309E #9E303F #769E30

split-complementary

#309E8F #9E3076 #9E5830

monochromatic

#13403A #226F65 #309E8F #45C6B5 #74D5C7

Accessibility & contrast

On white

3.27

#309E8F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#309E8F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309E8F

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309E8F	#FFFFFF	#000000	##000000
##309E8F	1.00	3.27	6.41	6.41
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97958E

Deuteranopia (green-blind)

#878990

Tritanopia (blue-blind)

#00A199

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #309e8f;
/* rgb */ color: rgb(48, 158, 143);
/* oklch */ color: oklch(63.4% 0.100 182.0);

Tailwind

colors: {
  custom: {
    50: '#78bbaf',
    500: '#309e8f',
    950: '#000000',
  },
}

SCSS

$custom: #309e8f;
$custom-light: #78bbaf;
$custom-dark: #000000;

JSON

{
  "hex": "#309e8f",
  "rgb": {
    "r": 48,
    "g": 158,
    "b": 143
  },
  "hsl": {
    "h": 171.818,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.63438,
    "c": 0.09975,
    "h": 182
  },
  "luminance": 0.27065
}

Semantic roles & 50–950 ramp

primary

#309E8F

secondary

#BD6D78

accent

#4B5FDD

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1210

muted

#7C817F

Preview Lab

Preview with #309E8F

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

Preview Lab → · Contrast checker → · Palette generator →