#218B90#218B90

#218B90 is a mid, moderate teal. Relative luminance 0.208; OKLCH L 58.2% C 0.091 H 199.8°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#218B90
RGB	rgb(33, 139, 144)
HSL	hsl(183, 63%, 35%)
HSV	hsv(183, 77%, 56%)
CMYK	cmyk(77.1%, 3.5%, 0%, 43.5%)
CIE-LAB	lab(52.73, -26.70, -11.08)
CIE-LCH	lch(52.73, 28.91, 202.53°)
OKLab	oklab(58.24% -0.0855 -0.0308)
OKLCH	oklch(58.24% 0.091 199.8)
XYZ	xyz(14.8916, 20.8004, 29.6102)
Luminance	0.2080 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B90 #902621

analogous

#21905E #218B90 #215390

triadic

#218B90 #90218B #8B9021

tetradic

#218B90 #5E2190 #902621 #539021

square

#218B90 #5E2190 #902621 #539021

split-complementary

#218B90 #902153 #905E21

monochromatic

#0A2B2C #165B5E #218B90 #2CBBC2 #54D2D8

Accessibility & contrast

On white

4.07

#218B90 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#218B90 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B90

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B90	#FFFFFF	#000000	##000000
##218B90	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808490

Deuteranopia (green-blind)

#717991

Tritanopia (blue-blind)

#00908C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #218b90;
/* rgb */ color: rgb(33, 139, 144);
/* oklch */ color: oklch(58.2% 0.091 199.8);

Tailwind

colors: {
  custom: {
    50: '#71adb0',
    500: '#218b90',
    950: '#000000',
  },
}

SCSS

$custom: #218b90;
$custom-light: #71adb0;
$custom-dark: #000000;

JSON

{
  "hex": "#218b90",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 144
  },
  "hsl": {
    "h": 182.703,
    "s": 62.712,
    "l": 34.706
  },
  "oklch": {
    "l": 0.58238,
    "c": 0.09088,
    "h": 199.8
  },
  "luminance": 0.20802
}

Semantic roles & 50–950 ramp

primary

#218B90

secondary

#BB5651

accent

#4942E6

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218B90

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

Preview Lab → · Contrast checker → · Palette generator →