#21A173#21A173

#21A173 is a light, vivid teal. Relative luminance 0.271; OKLCH L 63.1% C 0.128 H 163.1°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#21A173
RGB	rgb(33, 161, 115)
HSL	hsl(158, 66%, 38%)
HSV	hsv(158, 80%, 63%)
CMYK	cmyk(79.5%, 0%, 28.6%, 36.9%)
CIE-LAB	lab(59.02, -44.64, 14.59)
CIE-LCH	lch(59.02, 46.96, 161.90°)
OKLab	oklab(63.12% -0.1221 0.0371)
OKLCH	oklch(63.12% 0.128 163.1)
XYZ	xyz(16.4647, 27.0489, 20.5695)
Luminance	0.2705 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A173 #A1214F

analogous

#21A133 #21A173 #218FA1

triadic

#21A173 #7321A1 #A17321

tetradic

#21A173 #3321A1 #A1214F #8FA121

square

#21A173 #3321A1 #A1214F #8FA121

split-complementary

#21A173 #A1218F #A13321

monochromatic

#0C3B2A #176E4F #21A173 #2CD497 #5EDEB0

Accessibility & contrast

On white

3.28

#21A173 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#21A173 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A173

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A173	#FFFFFF	#000000	##000000
##21A173	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E9570

Deuteranopia (green-blind)

#8F8976

Tritanopia (blue-blind)

#00A195

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #21a173;
/* rgb */ color: rgb(33, 161, 115);
/* oklch */ color: oklch(63.1% 0.128 163.1);

Tailwind

colors: {
  custom: {
    50: '#72be9b',
    500: '#21a173',
    950: '#000000',
  },
}

SCSS

$custom: #21a173;
$custom-light: #72be9b;
$custom-dark: #000000;

JSON

{
  "hex": "#21a173",
  "rgb": {
    "r": 33,
    "g": 161,
    "b": 115
  },
  "hsl": {
    "h": 158.438,
    "s": 65.979,
    "l": 38.039
  },
  "oklch": {
    "l": 0.63118,
    "c": 0.12758,
    "h": 163.1
  },
  "luminance": 0.27051
}

Semantic roles & 50–950 ramp

primary

#21A173

secondary

#C35B80

accent

#3F7CE9

background

#F7FBF9

surface

#EEF7F2

border

#C9D0CC

text

#09120E

muted

#7B817E

Preview Lab

Preview with #21A173

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

Preview Lab → · Contrast checker → · Palette generator →