#218F9C#218F9C

#218F9C is a mid, moderate teal. Relative luminance 0.224; OKLCH L 59.7% C 0.095 H 207.1°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#218F9C
RGB	rgb(33, 143, 156)
HSL	hsl(186, 65%, 37%)
HSV	hsv(186, 79%, 61%)
CMYK	cmyk(78.8%, 8.3%, 0%, 38.8%)
CIE-LAB	lab(54.41, -24.88, -15.47)
CIE-LCH	lch(54.41, 29.29, 211.87°)
OKLab	oklab(59.74% -0.0842 -0.043)
OKLCH	oklch(59.74% 0.095 207.1)
XYZ	xyz(16.4478, 22.3665, 34.8963)
Luminance	0.2237 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218F9C #9C2E21

analogous

#219C6B #218F9C #21529C

triadic

#218F9C #9C218F #8F9C21

tetradic

#218F9C #6B219C #9C2E21 #529C21

square

#218F9C #6B219C #9C2E21 #529C21

split-complementary

#218F9C #9C2152 #9C6B21

monochromatic

#0C3237 #166169 #218F9C #2CBDCF #5BCFDC

Accessibility & contrast

On white

3.84

#218F9C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#218F9C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218F9C

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218F9C	#FFFFFF	#000000	##000000
##218F9C	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82899D

Deuteranopia (green-blind)

#717D9C

Tritanopia (blue-blind)

#009693

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #218f9c;
/* rgb */ color: rgb(33, 143, 156);
/* oklch */ color: oklch(59.7% 0.095 207.1);

Tailwind

colors: {
  custom: {
    50: '#73b0b9',
    500: '#218f9c',
    950: '#000000',
  },
}

SCSS

$custom: #218f9c;
$custom-light: #73b0b9;
$custom-dark: #000000;

JSON

{
  "hex": "#218f9c",
  "rgb": {
    "r": 33,
    "g": 143,
    "b": 156
  },
  "hsl": {
    "h": 186.341,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.59739,
    "c": 0.0946,
    "h": 207.1
  },
  "luminance": 0.22369
}

Semantic roles & 50–950 ramp

primary

#218F9C

secondary

#C16358

accent

#5240E8

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #218F9C

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

Preview Lab → · Contrast checker → · Palette generator →