#218F81#218F81

#218F81 is a mid, moderate teal. Relative luminance 0.216; OKLCH L 58.7% C 0.097 H 182.2°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#218F81
RGB	rgb(33, 143, 129)
HSL	hsl(172, 63%, 35%)
HSV	hsv(172, 77%, 56%)
CMYK	cmyk(76.9%, 0%, 9.8%, 43.9%)
CIE-LAB	lab(53.55, -33.16, -1.18)
CIE-LCH	lch(53.55, 33.18, 182.04°)
OKLab	oklab(58.75% -0.0967 -0.0037)
OKLCH	oklch(58.75% 0.097 182.2)
XYZ	xyz(14.4102, 21.5515, 24.1650)
Luminance	0.2155 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218F81 #8F212F

analogous

#218F4A #218F81 #21668F

triadic

#218F81 #81218F #8F8121

tetradic

#218F81 #4A218F #8F212F #668F21

square

#218F81 #4A218F #8F212F #668F21

split-complementary

#218F81 #8F2166 #8F4A21

monochromatic

#0A2C27 #165D54 #218F81 #2CC1AE #53D7C6

Accessibility & contrast

On white

3.95

#218F81 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#218F81 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218F81

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218F81	#FFFFFF	#000000	##000000
##218F81	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#888680

Deuteranopia (green-blind)

#797B82

Tritanopia (blue-blind)

#00928B

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #218f81;
/* rgb */ color: rgb(33, 143, 129);
/* oklch */ color: oklch(58.7% 0.097 182.2);

Tailwind

colors: {
  custom: {
    50: '#70b0a5',
    500: '#218f81',
    950: '#000000',
  },
}

SCSS

$custom: #218f81;
$custom-light: #70b0a5;
$custom-dark: #000000;

JSON

{
  "hex": "#218f81",
  "rgb": {
    "r": 33,
    "g": 143,
    "b": 129
  },
  "hsl": {
    "h": 172.364,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.58748,
    "c": 0.09678,
    "h": 182.2
  },
  "luminance": 0.21553
}

Semantic roles & 50–950 ramp

primary

#218F81

secondary

#BB515E

accent

#4257E6

background

#F7FAFA

surface

#EDF5F4

border

#C8CFCE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #218F81

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

Preview Lab → · Contrast checker → · Palette generator →