#21816D#21816D

#21816D is a mid, moderate teal. Relative luminance 0.171; OKLCH L 54.4% C 0.092 H 175.4°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#21816D
RGB	rgb(33, 129, 109)
HSL	hsl(168, 59%, 32%)
HSV	hsv(168, 74%, 51%)
CMYK	cmyk(74.4%, 0%, 15.5%, 49.4%)
CIE-LAB	lab(48.42, -32.27, 3.00)
CIE-LCH	lch(48.42, 32.41, 174.69°)
OKLab	oklab(54.37% -0.0917 0.0074)
OKLCH	oklch(54.37% 0.092 175.4)
XYZ	xyz(11.2364, 17.1267, 17.1786)
Luminance	0.1713 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21816D #812135

analogous

#21813D #21816D #216581

triadic

#21816D #6D2181 #816D21

tetradic

#21816D #3D2181 #812135 #658121

square

#21816D #3D2181 #812135 #658121

split-complementary

#21816D #812165 #813D21

monochromatic

#08201B #155044 #21816D #2DB296 #4BD1B5

Accessibility & contrast

On white

4.75

#21816D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#21816D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21816D

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21816D	#FFFFFF	#000000	##FFFFFF
##21816D	1.00	4.75	4.43	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C796C

Deuteranopia (green-blind)

#6F6F6E

Tritanopia (blue-blind)

#00837B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #21816d;
/* rgb */ color: rgb(33, 129, 109);
/* oklch */ color: oklch(54.4% 0.092 175.4);

Tailwind

colors: {
  custom: {
    50: '#6ca696',
    500: '#21816d',
    950: '#000000',
  },
}

SCSS

$custom: #21816d;
$custom-light: #6ca696;
$custom-dark: #000000;

JSON

{
  "hex": "#21816d",
  "rgb": {
    "r": 33,
    "g": 129,
    "b": 109
  },
  "hsl": {
    "h": 167.5,
    "s": 59.259,
    "l": 31.765
  },
  "oklch": {
    "l": 0.54375,
    "c": 0.09203,
    "h": 175.4
  },
  "luminance": 0.17128
}

Semantic roles & 50–950 ramp

primary

#21816D

secondary

#B44A60

accent

#4566E2

background

#F6FAF9

surface

#ECF4F2

border

#C7CECC

text

#080F0D

muted

#7A7F7E

Preview Lab

Preview with #21816D

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

Preview Lab → · Contrast checker → · Palette generator →