#218A8E#218A8E

#218A8E is a mid, moderate teal. Relative luminance 0.205; OKLCH L 57.9% C 0.090 H 198.9°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#218A8E
RGB	rgb(33, 138, 142)
HSL	hsl(182, 62%, 34%)
HSV	hsv(182, 77%, 56%)
CMYK	cmyk(76.8%, 2.8%, 0%, 44.3%)
CIE-LAB	lab(52.34, -26.83, -10.50)
CIE-LCH	lch(52.34, 28.81, 201.36°)
OKLab	oklab(57.9% -0.0854 -0.0292)
OKLCH	oklch(57.9% 0.09 198.9)
XYZ	xyz(14.5960, 20.4515, 28.7642)
Luminance	0.2045 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218A8E #8E2521

analogous

#218E5C #218A8E #21548E

triadic

#218A8E #8E218A #8A8E21

tetradic

#218A8E #5C218E #8E2521 #548E21

square

#218A8E #5C218E #8E2521 #548E21

split-complementary

#218A8E #8E2154 #8E5C21

monochromatic

#0A292B #155A5C #218A8E #2DBAC0 #52D2D7

Accessibility & contrast

On white

4.13

#218A8E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#218A8E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218A8E

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218A8E	#FFFFFF	#000000	##000000
##218A8E	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)

#80838E

Deuteranopia (green-blind)

#70788F

Tritanopia (blue-blind)

#008F8B

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #218a8e;
/* rgb */ color: rgb(33, 138, 142);
/* oklch */ color: oklch(57.9% 0.090 198.9);

Tailwind

colors: {
  custom: {
    50: '#70acaf',
    500: '#218a8e',
    950: '#000000',
  },
}

SCSS

$custom: #218a8e;
$custom-light: #70acaf;
$custom-dark: #000000;

JSON

{
  "hex": "#218a8e",
  "rgb": {
    "r": 33,
    "g": 138,
    "b": 142
  },
  "hsl": {
    "h": 182.202,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.57902,
    "c": 0.09023,
    "h": 198.9
  },
  "luminance": 0.20453
}

Semantic roles & 50–950 ramp

primary

#218A8E

secondary

#BA5450

accent

#4842E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218A8E

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

Preview Lab → · Contrast checker → · Palette generator →