#309B8D#309B8D

#309B8D is a light, moderate teal. Relative luminance 0.260; OKLCH L 62.6% C 0.098 H 182.6°. Best body text is #000000 at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#309B8D
RGB	rgb(48, 155, 141)
HSL	hsl(172, 53%, 40%)
HSV	hsv(172, 69%, 61%)
CMYK	cmyk(69%, 0%, 9%, 39.2%)
CIE-LAB	lab(58.03, -33.32, -1.45)
CIE-LCH	lch(58.03, 33.35, 182.49°)
OKLab	oklab(62.6% -0.0975 -0.0044)
OKLCH	oklch(62.6% 0.098 182.6)
XYZ	xyz(17.7457, 25.9921, 29.2759)
Luminance	0.2599 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309B8D #9B303E

analogous

#309B58 #309B8D #30739B

triadic

#309B8D #8D309B #9B8D30

tetradic

#309B8D #58309B #9B303E #739B30

square

#309B8D #58309B #9B303E #739B30

split-complementary

#309B8D #9B3073 #9B5830

monochromatic

#133E38 #226C62 #309B8D #43C5B4 #72D3C7

Accessibility & contrast

On white

3.39

#309B8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.20

#309B8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309B8D

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309B8D	#FFFFFF	#000000	##000000
##309B8D	1.00	3.39	6.20	6.20
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.20	21.00	1.00	1.00
##000000	6.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94928D

Deuteranopia (green-blind)

#84878E

Tritanopia (blue-blind)

#009E97

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #309b8d;
/* rgb */ color: rgb(48, 155, 141);
/* oklch */ color: oklch(62.6% 0.098 182.6);

Tailwind

colors: {
  custom: {
    50: '#77b9ae',
    500: '#309b8d',
    950: '#000000',
  },
}

SCSS

$custom: #309b8d;
$custom-light: #77b9ae;
$custom-dark: #000000;

JSON

{
  "hex": "#309b8d",
  "rgb": {
    "r": 48,
    "g": 155,
    "b": 141
  },
  "hsl": {
    "h": 172.15,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.62603,
    "c": 0.09756,
    "h": 182.6
  },
  "luminance": 0.25994
}

Semantic roles & 50–950 ramp

primary

#309B8D

secondary

#BB6C76

accent

#4C5FDC

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #309B8D

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

Preview Lab → · Contrast checker → · Palette generator →