#218D5B#218D5B

#218D5B is a mid, vivid teal. Relative luminance 0.201; OKLCH L 57.2% C 0.123 H 157.8°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#218D5B
RGB	rgb(33, 141, 91)
HSL	hsl(152, 62%, 34%)
HSV	hsv(152, 77%, 55%)
CMYK	cmyk(76.6%, 0%, 35.5%, 44.7%)
CIE-LAB	lab(51.98, -41.91, 18.36)
CIE-LCH	lch(51.98, 45.76, 156.35°)
OKLab	oklab(57.16% -0.1135 0.0462)
OKLCH	oklch(57.16% 0.123 157.8)
XYZ	xyz(12.0392, 20.1270, 13.1459)
Luminance	0.2013 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218D5B #8D2153

analogous

#218D25 #218D5B #21898D

triadic

#218D5B #5B218D #8D5B21

tetradic

#218D5B #25218D #8D2153 #898D21

square

#218D5B #25218D #8D2153 #898D21

split-complementary

#218D5B #8D2189 #8D2521

monochromatic

#0A2A1B #155B3B #218D5B #2DBF7B #52D699

Accessibility & contrast

On white

4.18

#218D5B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#218D5B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218D5B

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218D5B	#FFFFFF	#000000	##000000
##218D5B	1.00	4.18	5.03	5.03
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C8258

Deuteranopia (green-blind)

#7F785E

Tritanopia (blue-blind)

#008C80

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #218d5b;
/* rgb */ color: rgb(33, 141, 91);
/* oklch */ color: oklch(57.2% 0.123 157.8);

Tailwind

colors: {
  custom: {
    50: '#6eaf89',
    500: '#218d5b',
    950: '#000000',
  },
}

SCSS

$custom: #218d5b;
$custom-light: #6eaf89;
$custom-dark: #000000;

JSON

{
  "hex": "#218d5b",
  "rgb": {
    "r": 33,
    "g": 141,
    "b": 91
  },
  "hsl": {
    "h": 152.222,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.57162,
    "c": 0.12259,
    "h": 157.8
  },
  "luminance": 0.20128
}

Semantic roles & 50–950 ramp

primary

#218D5B

secondary

#BA5081

accent

#438EE5

background

#F7FAF8

surface

#EDF5F0

border

#C8CFCB

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #218D5B

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

Preview Lab → · Contrast checker → · Palette generator →