#218C7B#218C7B

#218C7B is a mid, moderate teal. Relative luminance 0.205; OKLCH L 57.8% C 0.097 H 179.3°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#218C7B
RGB	rgb(33, 140, 123)
HSL	hsl(170, 62%, 34%)
HSV	hsv(170, 76%, 55%)
CMYK	cmyk(76.4%, 0%, 12.1%, 45.1%)
CIE-LAB	lab(52.41, -33.47, 0.62)
CIE-LCH	lch(52.41, 33.48, 178.93°)
OKLab	oklab(57.76% -0.0965 0.0011)
OKLCH	oklch(57.76% 0.097 179.3)
XYZ	xyz(13.5787, 20.5079, 21.9778)
Luminance	0.2051 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C7B #8C2132

analogous

#218C46 #218C7B #21688C

triadic

#218C7B #7B218C #8C7B21

tetradic

#218C7B #46218C #8C2132 #688C21

square

#218C7B #46218C #8C2132 #688C21

split-complementary

#218C7B #8C2168 #8C4621

monochromatic

#0A2924 #155A4F #218C7B #2DBEA7 #51D6C1

Accessibility & contrast

On white

4.12

#218C7B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#218C7B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C7B

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C7B	#FFFFFF	#000000	##000000
##218C7B	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)

#86837A

Deuteranopia (green-blind)

#77797C

Tritanopia (blue-blind)

#008E87

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #218c7b;
/* rgb */ color: rgb(33, 140, 123);
/* oklch */ color: oklch(57.8% 0.097 179.3);

Tailwind

colors: {
  custom: {
    50: '#6faea1',
    500: '#218c7b',
    950: '#000000',
  },
}

SCSS

$custom: #218c7b;
$custom-light: #6faea1;
$custom-dark: #000000;

JSON

{
  "hex": "#218c7b",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 123
  },
  "hsl": {
    "h": 170.467,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.57761,
    "c": 0.09651,
    "h": 179.3
  },
  "luminance": 0.2051
}

Semantic roles & 50–950 ramp

primary

#218C7B

secondary

#B94F60

accent

#435DE5

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #218C7B

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

Preview Lab → · Contrast checker → · Palette generator →