#218C78#218C78

#218C78 is a mid, moderate teal. Relative luminance 0.204; OKLCH L 57.7% C 0.098 H 176.8°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#218C78
RGB	rgb(33, 140, 120)
HSL	hsl(169, 62%, 34%)
HSV	hsv(169, 76%, 55%)
CMYK	cmyk(76.4%, 0%, 14.3%, 45.1%)
CIE-LAB	lab(52.32, -34.31, 2.24)
CIE-LCH	lch(52.32, 34.38, 176.26°)
OKLab	oklab(57.67% -0.098 0.0054)
OKLCH	oklch(57.67% 0.098 176.8)
XYZ	xyz(13.3937, 20.4340, 21.0039)
Luminance	0.2044 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C78 #8C2135

analogous

#218C43 #218C78 #216B8C

triadic

#218C78 #78218C #8C7821

tetradic

#218C78 #43218C #8C2135 #6B8C21

square

#218C78 #43218C #8C2135 #6B8C21

split-complementary

#218C78 #8C216B #8C4321

monochromatic

#0A2923 #155A4E #218C78 #2DBEA2 #51D6BD

Accessibility & contrast

On white

4.13

#218C78 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#218C78 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C78

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C78	#FFFFFF	#000000	##000000
##218C78	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#868377

Deuteranopia (green-blind)

#78797A

Tritanopia (blue-blind)

#008E86

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #218c78;
/* rgb */ color: rgb(33, 140, 120);
/* oklch */ color: oklch(57.7% 0.098 176.8);

Tailwind

colors: {
  custom: {
    50: '#6fae9e',
    500: '#218c78',
    950: '#000000',
  },
}

SCSS

$custom: #218c78;
$custom-light: #6fae9e;
$custom-dark: #000000;

JSON

{
  "hex": "#218c78",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 120
  },
  "hsl": {
    "h": 168.785,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.57666,
    "c": 0.09813,
    "h": 176.8
  },
  "luminance": 0.20436
}

Semantic roles & 50–950 ramp

primary

#218C78

secondary

#B94F63

accent

#4361E5

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #218C78

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

Preview Lab → · Contrast checker → · Palette generator →