#21AAA1#21AAA1

#21AAA1 is a light, moderate teal. Relative luminance 0.316; OKLCH L 66.8% C 0.110 H 187.9°. Best body text is #000000 at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#21AAA1
RGB	rgb(33, 170, 161)
HSL	hsl(176, 67%, 40%)
HSV	hsv(176, 81%, 67%)
CMYK	cmyk(80.6%, 0%, 5.3%, 33.3%)
CIE-LAB	lab(63.05, -36.39, -5.37)
CIE-LCH	lch(63.05, 36.78, 188.39°)
OKLab	oklab(66.8% -0.1089 -0.0151)
OKLCH	oklch(66.8% 0.11 187.9)
XYZ	xyz(21.4318, 31.6433, 38.6895)
Luminance	0.3165 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21AAA1 #AA212A

analogous

#21AA5C #21AAA1 #216FAA

triadic

#21AAA1 #A121AA #AAA121

tetradic

#21AAA1 #5C21AA #AA212A #6FAA21

square

#21AAA1 #5C21AA #AA212A #6FAA21

split-complementary

#21AAA1 #AA216F #AA5C21

monochromatic

#0D4340 #177770 #21AAA1 #31D7CC #64E1D9

Accessibility & contrast

On white

2.87

#21AAA1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.33

#21AAA1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AAA1

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21AAA1	#FFFFFF	#000000	##000000
##21AAA1	1.00	2.87	7.33	7.33
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.33	21.00	1.00	1.00
##000000	7.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0A0A1

Deuteranopia (green-blind)

#8E93A2

Tritanopia (blue-blind)

#00AEA7

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #21aaa1;
/* rgb */ color: rgb(33, 170, 161);
/* oklch */ color: oklch(66.8% 0.110 187.9);

Tailwind

colors: {
  custom: {
    50: '#77c4bc',
    500: '#21aaa1',
    950: '#000000',
  },
}

SCSS

$custom: #21aaa1;
$custom-light: #77c4bc;
$custom-dark: #000000;

JSON

{
  "hex": "#21aaa1",
  "rgb": {
    "r": 33,
    "g": 170,
    "b": 161
  },
  "hsl": {
    "h": 176.058,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.66804,
    "c": 0.10993,
    "h": 187.9
  },
  "luminance": 0.31646
}

Semantic roles & 50–950 ramp

primary

#21AAA1

secondary

#C66167

accent

#3D49EA

background

#F8FCFB

surface

#EFF8F6

border

#CAD1D0

text

#0A1312

muted

#7C8281

Preview Lab

Preview with #21AAA1

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

Preview Lab → · Contrast checker → · Palette generator →