#218B5B#218B5B

#218B5B is a mid, moderate teal. Relative luminance 0.195; OKLCH L 56.6% C 0.120 H 158.4°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#218B5B
RGB	rgb(33, 139, 91)
HSL	hsl(153, 62%, 34%)
HSV	hsv(153, 76%, 55%)
CMYK	cmyk(76.3%, 0%, 34.5%, 45.5%)
CIE-LAB	lab(51.32, -41.10, 17.46)
CIE-LCH	lch(51.32, 44.65, 156.99°)
OKLab	oklab(56.61% -0.1114 0.0441)
OKLCH	oklch(56.61% 0.12 158.4)
XYZ	xyz(11.7470, 19.5425, 13.0485)
Luminance	0.1954 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B5B #8B2151

analogous

#218B26 #218B5B #21868B

triadic

#218B5B #5B218B #8B5B21

tetradic

#218B5B #26218B #8B2151 #868B21

square

#218B5B #26218B #8B2151 #868B21

split-complementary

#218B5B #8B2186 #8B2621

monochromatic

#0A281A #155A3B #218B5B #2DBC7B #51D699

Accessibility & contrast

On white

4.28

#218B5B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#218B5B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B5B

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B5B	#FFFFFF	#000000	##000000
##218B5B	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A8058

Deuteranopia (green-blind)

#7D775E

Tritanopia (blue-blind)

#008A7E

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #218b5b;
/* rgb */ color: rgb(33, 139, 91);
/* oklch */ color: oklch(56.6% 0.120 158.4);

Tailwind

colors: {
  custom: {
    50: '#6dae89',
    500: '#218b5b',
    950: '#000000',
  },
}

SCSS

$custom: #218b5b;
$custom-light: #6dae89;
$custom-dark: #000000;

JSON

{
  "hex": "#218b5b",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 91
  },
  "hsl": {
    "h": 152.83,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56614,
    "c": 0.11984,
    "h": 158.4
  },
  "luminance": 0.19544
}

Semantic roles & 50–950 ramp

primary

#218B5B

secondary

#B94F7F

accent

#438CE5

background

#F7FAF8

surface

#EDF4F0

border

#C8CECB

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #218B5B

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

Preview Lab → · Contrast checker → · Palette generator →