#21AA9F#21AA9F

#21AA9F is a light, moderate teal. Relative luminance 0.316; OKLCH L 66.7% C 0.110 H 186.4°. Best body text is #000000 at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#21AA9F
RGB	rgb(33, 170, 159)
HSL	hsl(175, 67%, 40%)
HSV	hsv(175, 81%, 67%)
CMYK	cmyk(80.6%, 0%, 6.5%, 33.3%)
CIE-LAB	lab(62.99, -36.97, -4.34)
CIE-LCH	lch(62.99, 37.22, 186.69°)
OKLab	oklab(66.74% -0.1098 -0.0123)
OKLCH	oklch(66.74% 0.11 186.4)
XYZ	xyz(21.2569, 31.5733, 37.7681)
Luminance	0.3158 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21AA9F #AA212C

analogous

#21AA5A #21AA9F #2171AA

triadic

#21AA9F #9F21AA #AA9F21

tetradic

#21AA9F #5A21AA #AA212C #71AA21

square

#21AA9F #5A21AA #AA212C #71AA21

split-complementary

#21AA9F #AA2171 #AA5A21

monochromatic

#0D433F #17776F #21AA9F #31D7CA #64E1D7

Accessibility & contrast

On white

2.87

#21AA9F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.32

#21AA9F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AA9F

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21AA9F	#FFFFFF	#000000	##000000
##21AA9F	1.00	2.87	7.32	7.32
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.32	21.00	1.00	1.00
##000000	7.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1A09F

Deuteranopia (green-blind)

#8E93A0

Tritanopia (blue-blind)

#00AEA6

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #21aa9f;
/* rgb */ color: rgb(33, 170, 159);
/* oklch */ color: oklch(66.7% 0.110 186.4);

Tailwind

colors: {
  custom: {
    50: '#77c4bb',
    500: '#21aa9f',
    950: '#000000',
  },
}

SCSS

$custom: #21aa9f;
$custom-light: #77c4bb;
$custom-dark: #000000;

JSON

{
  "hex": "#21aa9f",
  "rgb": {
    "r": 33,
    "g": 170,
    "b": 159
  },
  "hsl": {
    "h": 175.182,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.66737,
    "c": 0.11049,
    "h": 186.4
  },
  "luminance": 0.31576
}

Semantic roles & 50–950 ramp

primary

#21AA9F

secondary

#C66169

accent

#3D4BEA

background

#F7FCFB

surface

#EEF8F6

border

#C9D1D0

text

#0A1311

muted

#7C8280

Preview Lab

Preview with #21AA9F

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

Preview Lab → · Contrast checker → · Palette generator →