#21A5A7#21A5A7

#21A5A7 is a light, moderate teal. Relative luminance 0.300; OKLCH L 65.7% C 0.106 H 196.5°. Best body text is #000000 at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#21A5A7
RGB	rgb(33, 165, 167)
HSL	hsl(181, 67%, 39%)
HSV	hsv(181, 80%, 65%)
CMYK	cmyk(80.2%, 1.2%, 0%, 34.5%)
CIE-LAB	lab(61.67, -32.26, -10.78)
CIE-LCH	lch(61.67, 34.02, 198.48°)
OKLab	oklab(65.75% -0.1012 -0.03)
OKLCH	oklch(65.75% 0.106 196.5)
XYZ	xyz(21.0542, 30.0210, 41.2367)
Luminance	0.3002 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A5A7 #A72321

analogous

#21A766 #21A5A7 #2162A7

triadic

#21A5A7 #A721A5 #A5A721

tetradic

#21A5A7 #6621A7 #A72321 #62A721

square

#21A5A7 #6621A7 #A72321 #62A721

split-complementary

#21A5A7 #A72162 #A76621

monochromatic

#0D4041 #177374 #21A5A7 #2FD3D6 #62DEE0

Accessibility & contrast

On white

3.00

#21A5A7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.00

#21A5A7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21A5A7

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A5A7	#FFFFFF	#000000	##000000
##21A5A7	1.00	3.00	7.00	7.00
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.00	21.00	1.00	1.00
##000000	7.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#999DA7

Deuteranopia (green-blind)

#878FA8

Tritanopia (blue-blind)

#00ABA5

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #21a5a7;
/* rgb */ color: rgb(33, 165, 167);
/* oklch */ color: oklch(65.7% 0.106 196.5);

Tailwind

colors: {
  custom: {
    50: '#77c0c1',
    500: '#21a5a7',
    950: '#000000',
  },
}

SCSS

$custom: #21a5a7;
$custom-light: #77c0c1;
$custom-dark: #000000;

JSON

{
  "hex": "#21a5a7",
  "rgb": {
    "r": 33,
    "g": 165,
    "b": 167
  },
  "hsl": {
    "h": 180.896,
    "s": 67,
    "l": 39.216
  },
  "oklch": {
    "l": 0.65746,
    "c": 0.10558,
    "h": 196.5
  },
  "luminance": 0.30024
}

Semantic roles & 50–950 ramp

primary

#21A5A7

secondary

#C5605F

accent

#403EEA

background

#F7FBFB

surface

#EEF7F7

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #21A5A7

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

Preview Lab → · Contrast checker → · Palette generator →