#21A4A6#21A4A6

#21A4A6 is a light, moderate teal. Relative luminance 0.296; OKLCH L 65.5% C 0.105 H 196.5°. Best body text is #000000 at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#21A4A6
RGB	rgb(33, 164, 166)
HSL	hsl(181, 67%, 39%)
HSV	hsv(181, 80%, 65%)
CMYK	cmyk(80.1%, 1.2%, 0%, 34.9%)
CIE-LAB	lab(61.33, -32.09, -10.73)
CIE-LCH	lch(61.33, 33.84, 198.50°)
OKLab	oklab(65.46% -0.1007 -0.0299)
OKLCH	oklch(65.46% 0.105 196.5)
XYZ	xyz(20.7824, 29.6248, 40.6918)
Luminance	0.2963 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A4A6 #A62321

analogous

#21A666 #21A4A6 #2162A6

triadic

#21A4A6 #A621A4 #A4A621

tetradic

#21A4A6 #6621A6 #A62321 #62A621

square

#21A4A6 #6621A6 #A62321 #62A621

split-complementary

#21A4A6 #A62162 #A66621

monochromatic

#0D3F40 #177273 #21A4A6 #2FD3D6 #62DEE0

Accessibility & contrast

On white

3.03

#21A4A6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.93

#21A4A6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A4A6

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A4A6	#FFFFFF	#000000	##000000
##21A4A6	1.00	3.03	6.93	6.93
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.93	21.00	1.00	1.00
##000000	6.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#989CA6

Deuteranopia (green-blind)

#868EA7

Tritanopia (blue-blind)

#00AAA4

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #21a4a6;
/* rgb */ color: rgb(33, 164, 166);
/* oklch */ color: oklch(65.5% 0.105 196.5);

Tailwind

colors: {
  custom: {
    50: '#77bfc0',
    500: '#21a4a6',
    950: '#000000',
  },
}

SCSS

$custom: #21a4a6;
$custom-light: #77bfc0;
$custom-dark: #000000;

JSON

{
  "hex": "#21a4a6",
  "rgb": {
    "r": 33,
    "g": 164,
    "b": 166
  },
  "hsl": {
    "h": 180.902,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.65457,
    "c": 0.10502,
    "h": 196.5
  },
  "luminance": 0.29627
}

Semantic roles & 50–950 ramp

primary

#21A4A6

secondary

#C5605E

accent

#413EEA

background

#F7FBFB

surface

#EEF7F7

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #21A4A6

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

Preview Lab → · Contrast checker → · Palette generator →