#218C90#218C90

#218C90 is a mid, moderate teal. Relative luminance 0.211; OKLCH L 58.5% C 0.091 H 198.8°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#218C90
RGB	rgb(33, 140, 144)
HSL	hsl(182, 63%, 35%)
HSV	hsv(182, 77%, 56%)
CMYK	cmyk(77.1%, 2.8%, 0%, 43.5%)
CIE-LAB	lab(53.05, -27.20, -10.60)
CIE-LCH	lch(53.05, 29.19, 201.28°)
OKLab	oklab(58.5% -0.0865 -0.0294)
OKLCH	oklch(58.5% 0.091 198.8)
XYZ	xyz(15.0370, 21.0913, 29.6587)
Luminance	0.2109 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C90 #902521

analogous

#21905D #218C90 #215590

triadic

#218C90 #90218C #8C9021

tetradic

#218C90 #5D2190 #902521 #559021

square

#218C90 #5D2190 #902521 #559021

split-complementary

#218C90 #902155 #905D21

monochromatic

#0A2B2C #165C5E #218C90 #2CBCC2 #54D3D8

Accessibility & contrast

On white

4.02

#218C90 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#218C90 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C90

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C90	#FFFFFF	#000000	##000000
##218C90	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818590

Deuteranopia (green-blind)

#727A91

Tritanopia (blue-blind)

#00918D

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #218c90;
/* rgb */ color: rgb(33, 140, 144);
/* oklch */ color: oklch(58.5% 0.091 198.8);

Tailwind

colors: {
  custom: {
    50: '#71aeb0',
    500: '#218c90',
    950: '#000000',
  },
}

SCSS

$custom: #218c90;
$custom-light: #71aeb0;
$custom-dark: #000000;

JSON

{
  "hex": "#218c90",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 144
  },
  "hsl": {
    "h": 182.162,
    "s": 62.712,
    "l": 34.706
  },
  "oklch": {
    "l": 0.58497,
    "c": 0.0914,
    "h": 198.8
  },
  "luminance": 0.21093
}

Semantic roles & 50–950 ramp

primary

#218C90

secondary

#BB5551

accent

#4842E6

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218C90

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

Preview Lab → · Contrast checker → · Palette generator →