#218B57#218B57

#218B57 is a mid, vivid teal. Relative luminance 0.195; OKLCH L 56.5% C 0.124 H 156.6°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#218B57
RGB	rgb(33, 139, 87)
HSL	hsl(151, 62%, 34%)
HSV	hsv(151, 76%, 55%)
CMYK	cmyk(76.3%, 0%, 37.4%, 45.5%)
CIE-LAB	lab(51.24, -41.96, 19.61)
CIE-LCH	lch(51.24, 46.31, 154.96°)
OKLab	oklab(56.53% -0.1134 0.0492)
OKLCH	oklch(56.53% 0.124 156.6)
XYZ	xyz(11.5790, 19.4753, 12.1638)
Luminance	0.1948 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B57 #8B2155

analogous

#218B22 #218B57 #218A8B

triadic

#218B57 #57218B #8B5721

tetradic

#218B57 #22218B #8B2155 #8A8B21

square

#218B57 #22218B #8B2155 #8A8B21

split-complementary

#218B57 #8B218A #8B2221

monochromatic

#0A2819 #155A38 #218B57 #2DBC76 #51D694

Accessibility & contrast

On white

4.29

#218B57 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#218B57 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B57

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B57	#FFFFFF	#000000	##000000
##218B57	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A8054

Deuteranopia (green-blind)

#7D765A

Tritanopia (blue-blind)

#008A7E

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #218b57;
/* rgb */ color: rgb(33, 139, 87);
/* oklch */ color: oklch(56.5% 0.124 156.6);

Tailwind

colors: {
  custom: {
    50: '#6dae86',
    500: '#218b57',
    950: '#000000',
  },
}

SCSS

$custom: #218b57;
$custom-light: #6dae86;
$custom-dark: #000000;

JSON

{
  "hex": "#218b57",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 87
  },
  "hsl": {
    "h": 150.566,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56525,
    "c": 0.12364,
    "h": 156.6
  },
  "luminance": 0.19477
}

Semantic roles & 50–950 ramp

primary

#218B57

secondary

#B94F83

accent

#4392E5

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #218B57

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

Preview Lab → · Contrast checker → · Palette generator →