#21816A#21816A

#21816A is a mid, moderate teal. Relative luminance 0.171; OKLCH L 54.3% C 0.094 H 172.8°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#21816A
RGB	rgb(33, 129, 106)
HSL	hsl(166, 59%, 32%)
HSV	hsv(166, 74%, 51%)
CMYK	cmyk(74.4%, 0%, 17.8%, 49.4%)
CIE-LAB	lab(48.34, -33.09, 4.64)
CIE-LCH	lch(48.34, 33.42, 172.01°)
OKLab	oklab(54.28% -0.0932 0.0118)
OKLCH	oklch(54.28% 0.094 172.8)
XYZ	xyz(11.0776, 17.0632, 16.3426)
Luminance	0.1706 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21816A #812138

analogous

#21813A #21816A #216881

triadic

#21816A #6A2181 #816A21

tetradic

#21816A #3A2181 #812138 #688121

square

#21816A #3A2181 #812138 #688121

split-complementary

#21816A #812168 #813A21

monochromatic

#08201A #155042 #21816A #2DB292 #4BD1B1

Accessibility & contrast

On white

4.76

#21816A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#21816A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21816A

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21816A	#FFFFFF	#000000	##FFFFFF
##21816A	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D7869

Deuteranopia (green-blind)

#706F6C

Tritanopia (blue-blind)

#00827A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #21816a;
/* rgb */ color: rgb(33, 129, 106);
/* oklch */ color: oklch(54.3% 0.094 172.8);

Tailwind

colors: {
  custom: {
    50: '#6ca694',
    500: '#21816a',
    950: '#000000',
  },
}

SCSS

$custom: #21816a;
$custom-light: #6ca694;
$custom-dark: #000000;

JSON

{
  "hex": "#21816a",
  "rgb": {
    "r": 33,
    "g": 129,
    "b": 106
  },
  "hsl": {
    "h": 165.625,
    "s": 59.259,
    "l": 31.765
  },
  "oklch": {
    "l": 0.54284,
    "c": 0.09398,
    "h": 172.8
  },
  "luminance": 0.17064
}

Semantic roles & 50–950 ramp

primary

#21816A

secondary

#B44A63

accent

#456BE2

background

#F6FAF9

surface

#ECF4F1

border

#C7CECB

text

#080F0D

muted

#7A7F7E

Preview Lab

Preview with #21816A

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

Preview Lab → · Contrast checker → · Palette generator →