#218B9D#218B9D

#218B9D is a mid, moderate teal. Relative luminance 0.212; OKLCH L 58.8% C 0.094 H 212.0°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#218B9D
RGB	rgb(33, 139, 157)
HSL	hsl(189, 65%, 37%)
HSV	hsv(189, 79%, 62%)
CMYK	cmyk(79%, 11.5%, 0%, 38.4%)
CIE-LAB	lab(53.19, -22.49, -17.90)
CIE-LCH	lch(53.19, 28.74, 218.53°)
OKLab	oklab(58.76% -0.0798 -0.0499)
OKLCH	oklch(58.76% 0.094 212)
XYZ	xyz(15.9430, 21.2209, 35.1475)
Luminance	0.2122 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B9D #9D3321

analogous

#219D71 #218B9D #214D9D

triadic

#218B9D #9D218B #8B9D21

tetradic

#218B9D #71219D #9D3321 #4D9D21

square

#218B9D #71219D #9D3321 #4D9D21

split-complementary

#218B9D #9D214D #9D7121

monochromatic

#0C3138 #165E6A #218B9D #2CB8D0 #5CCADD

Accessibility & contrast

On white

4.00

#218B9D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#218B9D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B9D

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B9D	#FFFFFF	#000000	##000000
##218B9D	1.00	4.00	5.24	5.24
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D869E

Deuteranopia (green-blind)

#6C7A9D

Tritanopia (blue-blind)

#009291

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #218b9d;
/* rgb */ color: rgb(33, 139, 157);
/* oklch */ color: oklch(58.8% 0.094 212.0);

Tailwind

colors: {
  custom: {
    50: '#72adba',
    500: '#218b9d',
    950: '#000000',
  },
}

SCSS

$custom: #218b9d;
$custom-light: #72adba;
$custom-dark: #000000;

JSON

{
  "hex": "#218b9d",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 157
  },
  "hsl": {
    "h": 188.71,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.58763,
    "c": 0.09411,
    "h": 212
  },
  "luminance": 0.21223
}

Semantic roles & 50–950 ramp

primary

#218B9D

secondary

#C16859

accent

#5840E8

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #218B9D

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

Preview Lab → · Contrast checker → · Palette generator →