#218A90#218A90

#218A90 is a mid, moderate teal. Relative luminance 0.205; OKLCH L 58.0% C 0.090 H 200.8°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#218A90
RGB	rgb(33, 138, 144)
HSL	hsl(183, 63%, 35%)
HSV	hsv(183, 77%, 56%)
CMYK	cmyk(77.1%, 4.2%, 0%, 43.5%)
CIE-LAB	lab(52.41, -26.20, -11.55)
CIE-LCH	lch(52.41, 28.63, 203.80°)
OKLab	oklab(57.98% -0.0845 -0.0321)
OKLCH	oklch(57.98% 0.09 200.8)
XYZ	xyz(14.7475, 20.5121, 29.5621)
Luminance	0.2051 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218A90 #902721

analogous

#21905E #218A90 #215390

triadic

#218A90 #90218A #8A9021

tetradic

#218A90 #5E2190 #902721 #539021

square

#218A90 #5E2190 #902721 #539021

split-complementary

#218A90 #902153 #905E21

monochromatic

#0A2B2C #165A5E #218A90 #2CBAC2 #54D1D8

Accessibility & contrast

On white

4.12

#218A90 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#218A90 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218A90

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218A90	#FFFFFF	#000000	##000000
##218A90	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8491

Deuteranopia (green-blind)

#707890

Tritanopia (blue-blind)

#008F8C

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #218a90;
/* rgb */ color: rgb(33, 138, 144);
/* oklch */ color: oklch(58.0% 0.090 200.8);

Tailwind

colors: {
  custom: {
    50: '#70acb0',
    500: '#218a90',
    950: '#000000',
  },
}

SCSS

$custom: #218a90;
$custom-light: #70acb0;
$custom-dark: #000000;

JSON

{
  "hex": "#218a90",
  "rgb": {
    "r": 33,
    "g": 138,
    "b": 144
  },
  "hsl": {
    "h": 183.243,
    "s": 62.712,
    "l": 34.706
  },
  "oklch": {
    "l": 0.5798,
    "c": 0.09037,
    "h": 200.8
  },
  "luminance": 0.20514
}

Semantic roles & 50–950 ramp

primary

#218A90

secondary

#BB5751

accent

#4B42E6

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218A90

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

Preview Lab → · Contrast checker → · Palette generator →