#218B8D#218B8D

#218B8D is a mid, moderate teal. Relative luminance 0.207; OKLCH L 58.1% C 0.091 H 196.9°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#218B8D
RGB	rgb(33, 139, 141)
HSL	hsl(181, 62%, 34%)
HSV	hsv(181, 77%, 55%)
CMYK	cmyk(76.6%, 1.4%, 0%, 44.7%)
CIE-LAB	lab(52.63, -27.64, -9.49)
CIE-LCH	lch(52.63, 29.23, 198.94°)
OKLab	oklab(58.12% -0.0869 -0.0264)
OKLCH	oklch(58.12% 0.091 196.9)
XYZ	xyz(14.6653, 20.7099, 28.4186)
Luminance	0.2071 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B8D #8D2321

analogous

#218D59 #218B8D #21558D

triadic

#218B8D #8D218B #8B8D21

tetradic

#218B8D #59218D #8D2321 #558D21

square

#218B8D #59218D #8D2321 #558D21

split-complementary

#218B8D #8D2155 #8D5921

monochromatic

#0A292A #155A5B #218B8D #2DBCBF #52D4D6

Accessibility & contrast

On white

4.08

#218B8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#218B8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B8D

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B8D	#FFFFFF	#000000	##000000
##218B8D	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81848D

Deuteranopia (green-blind)

#72798E

Tritanopia (blue-blind)

#00908B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #218b8d;
/* rgb */ color: rgb(33, 139, 141);
/* oklch */ color: oklch(58.1% 0.091 196.9);

Tailwind

colors: {
  custom: {
    50: '#70adae',
    500: '#218b8d',
    950: '#000000',
  },
}

SCSS

$custom: #218b8d;
$custom-light: #70adae;
$custom-dark: #000000;

JSON

{
  "hex": "#218b8d",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 141
  },
  "hsl": {
    "h": 181.111,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.58124,
    "c": 0.09079,
    "h": 196.9
  },
  "luminance": 0.20712
}

Semantic roles & 50–950 ramp

primary

#218B8D

secondary

#BA5250

accent

#4643E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218B8D

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

Preview Lab → · Contrast checker → · Palette generator →