#309A8D#309A8D

#309A8D is a light, moderate teal. Relative luminance 0.257; OKLCH L 62.3% C 0.097 H 183.4°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#309A8D
RGB	rgb(48, 154, 141)
HSL	hsl(173, 52%, 40%)
HSV	hsv(173, 69%, 60%)
CMYK	cmyk(68.8%, 0%, 8.4%, 39.6%)
CIE-LAB	lab(57.71, -32.85, -1.91)
CIE-LCH	lch(57.71, 32.91, 183.33°)
OKLab	oklab(62.34% -0.0964 -0.0057)
OKLCH	oklch(62.34% 0.097 183.4)
XYZ	xyz(17.5800, 25.6607, 29.2206)
Luminance	0.2566 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309A8D #9A303D

analogous

#309A58 #309A8D #30729A

triadic

#309A8D #8D309A #9A8D30

tetradic

#309A8D #58309A #9A303D #729A30

square

#309A8D #58309A #9A303D #729A30

split-complementary

#309A8D #9A3072 #9A5830

monochromatic

#133D38 #216B62 #309A8D #43C4B4 #72D3C7

Accessibility & contrast

On white

3.42

#309A8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.13

#309A8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309A8D

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309A8D	#FFFFFF	#000000	##000000
##309A8D	1.00	3.42	6.13	6.13
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.13	21.00	1.00	1.00
##000000	6.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93918D

Deuteranopia (green-blind)

#83868E

Tritanopia (blue-blind)

#009D96

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #309a8d;
/* rgb */ color: rgb(48, 154, 141);
/* oklch */ color: oklch(62.3% 0.097 183.4);

Tailwind

colors: {
  custom: {
    50: '#77b8ae',
    500: '#309a8d',
    950: '#000000',
  },
}

SCSS

$custom: #309a8d;
$custom-light: #77b8ae;
$custom-dark: #000000;

JSON

{
  "hex": "#309a8d",
  "rgb": {
    "r": 48,
    "g": 154,
    "b": 141
  },
  "hsl": {
    "h": 172.642,
    "s": 52.475,
    "l": 39.608
  },
  "oklch": {
    "l": 0.62345,
    "c": 0.09656,
    "h": 183.4
  },
  "luminance": 0.25663
}

Semantic roles & 50–950 ramp

primary

#309A8D

secondary

#BB6B75

accent

#4C5EDC

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #309A8D

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

Preview Lab → · Contrast checker → · Palette generator →