#21808A#21808A

#21808A is a mid, moderate teal. Relative luminance 0.176; OKLCH L 55.1% C 0.085 H 205.5°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#21808A
RGB	rgb(33, 128, 138)
HSL	hsl(186, 61%, 34%)
HSV	hsv(186, 76%, 54%)
CMYK	cmyk(76.1%, 7.2%, 0%, 45.9%)
CIE-LAB	lab(49.00, -23.01, -13.20)
CIE-LCH	lch(49.00, 26.53, 209.83°)
OKLab	oklab(55.15% -0.0768 -0.0367)
OKLCH	oklch(55.15% 0.085 205.5)
XYZ	xyz(12.9318, 17.5951, 26.7545)
Luminance	0.1760 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21808A #8A2B21

analogous

#218A5F #21808A #214B8A

triadic

#21808A #8A2180 #808A21

tetradic

#21808A #5F218A #8A2B21 #4B8A21

square

#21808A #5F218A #8A2B21 #4B8A21

split-complementary

#21808A #8A214B #8A5F21

monochromatic

#092427 #155259 #21808A #2DAEBB #50C9D5

Accessibility & contrast

On white

4.65

#21808A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#21808A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #21808A

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21808A	#FFFFFF	#000000	##FFFFFF
##21808A	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#757B8B

Deuteranopia (green-blind)

#66708A

Tritanopia (blue-blind)

#008683

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #21808a;
/* rgb */ color: rgb(33, 128, 138);
/* oklch */ color: oklch(55.1% 0.085 205.5);

Tailwind

colors: {
  custom: {
    50: '#6ea5ac',
    500: '#21808a',
    950: '#000000',
  },
}

SCSS

$custom: #21808a;
$custom-light: #6ea5ac;
$custom-dark: #000000;

JSON

{
  "hex": "#21808a",
  "rgb": {
    "r": 33,
    "g": 128,
    "b": 138
  },
  "hsl": {
    "h": 185.714,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.5515,
    "c": 0.08511,
    "h": 205.5
  },
  "luminance": 0.17597
}

Semantic roles & 50–950 ramp

primary

#21808A

secondary

#B9584E

accent

#5343E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #21808A

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

Preview Lab → · Contrast checker → · Palette generator →