#309B88#309B88

#309B88 is a light, moderate teal. Relative luminance 0.258; OKLCH L 62.4% C 0.100 H 178.5°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#309B88
RGB	rgb(48, 155, 136)
HSL	hsl(169, 53%, 40%)
HSV	hsv(169, 69%, 61%)
CMYK	cmyk(69%, 0%, 12.3%, 39.2%)
CIE-LAB	lab(57.89, -34.69, 1.19)
CIE-LCH	lch(57.89, 34.71, 178.03°)
OKLab	oklab(62.44% -0.0998 0.0026)
OKLCH	oklch(62.44% 0.1 178.5)
XYZ	xyz(17.3820, 25.8467, 27.3606)
Luminance	0.2585 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309B88 #9B3043

analogous

#309B53 #309B88 #30789B

triadic

#309B88 #88309B #9B8830

tetradic

#309B88 #53309B #9B3043 #789B30

square

#309B88 #53309B #9B3043 #789B30

split-complementary

#309B88 #9B3078 #9B5330

monochromatic

#133E36 #226C5F #309B88 #43C5AE #72D3C2

Accessibility & contrast

On white

3.40

#309B88 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#309B88 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309B88

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309B88	#FFFFFF	#000000	##000000
##309B88	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#959287

Deuteranopia (green-blind)

#86878A

Tritanopia (blue-blind)

#009D95

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #309b88;
/* rgb */ color: rgb(48, 155, 136);
/* oklch */ color: oklch(62.4% 0.100 178.5);

Tailwind

colors: {
  custom: {
    50: '#77b9aa',
    500: '#309b88',
    950: '#000000',
  },
}

SCSS

$custom: #309b88;
$custom-light: #77b9aa;
$custom-dark: #000000;

JSON

{
  "hex": "#309b88",
  "rgb": {
    "r": 48,
    "g": 155,
    "b": 136
  },
  "hsl": {
    "h": 169.346,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.62444,
    "c": 0.09987,
    "h": 178.5
  },
  "luminance": 0.25849
}

Semantic roles & 50–950 ramp

primary

#309B88

secondary

#BB6C7A

accent

#4C65DC

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #309B88

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

Preview Lab → · Contrast checker → · Palette generator →