#218B83#218B83

#218B83 is a mid, moderate teal. Relative luminance 0.204; OKLCH L 57.8% C 0.092 H 187.3°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#218B83
RGB	rgb(33, 139, 131)
HSL	hsl(175, 62%, 34%)
HSV	hsv(175, 76%, 55%)
CMYK	cmyk(76.3%, 0%, 5.8%, 45.5%)
CIE-LAB	lab(52.31, -30.69, -4.15)
CIE-LCH	lch(52.31, 30.97, 187.70°)
OKLab	oklab(57.76% -0.0916 -0.0117)
OKLCH	oklch(57.76% 0.092 187.3)
XYZ	xyz(13.9546, 20.4256, 24.6754)
Luminance	0.2043 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B83 #8B2129

analogous

#218B4E #218B83 #215E8B

triadic

#218B83 #83218B #8B8321

tetradic

#218B83 #4E218B #8B2129 #5E8B21

square

#218B83 #4E218B #8B2129 #5E8B21

split-complementary

#218B83 #8B215E #8B4E21

monochromatic

#0A2826 #155A54 #218B83 #2DBCB2 #51D6CC

Accessibility & contrast

On white

4.13

#218B83 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#218B83 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B83

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B83	#FFFFFF	#000000	##000000
##218B83	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)

#838383

Deuteranopia (green-blind)

#747884

Tritanopia (blue-blind)

#008F88

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #218b83;
/* rgb */ color: rgb(33, 139, 131);
/* oklch */ color: oklch(57.8% 0.092 187.3);

Tailwind

colors: {
  custom: {
    50: '#6fada7',
    500: '#218b83',
    950: '#000000',
  },
}

SCSS

$custom: #218b83;
$custom-light: #6fada7;
$custom-dark: #000000;

JSON

{
  "hex": "#218b83",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 131
  },
  "hsl": {
    "h": 175.472,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.57763,
    "c": 0.09232,
    "h": 187.3
  },
  "luminance": 0.20427
}

Semantic roles & 50–950 ramp

primary

#218B83

secondary

#B94F57

accent

#434FE5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#08100F

muted

#7B7F7F

Preview Lab

Preview with #218B83

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

Preview Lab → · Contrast checker → · Palette generator →