#21A1A4#21A1A4

#21A1A4 is a light, moderate teal. Relative luminance 0.285; OKLCH L 64.6% C 0.103 H 197.4°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#21A1A4
RGB	rgb(33, 161, 164)
HSL	hsl(181, 66%, 39%)
HSV	hsv(181, 80%, 64%)
CMYK	cmyk(79.9%, 1.8%, 0%, 35.7%)
CIE-LAB	lab(60.33, -31.27, -11.11)
CIE-LCH	lch(60.33, 33.18, 199.55°)
OKLab	oklab(64.62% -0.0986 -0.0309)
OKLCH	oklch(64.62% 0.103 197.4)
XYZ	xyz(20.0698, 28.4909, 39.5563)
Luminance	0.2849 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A1A4 #A42421

analogous

#21A465 #21A1A4 #215FA4

triadic

#21A1A4 #A421A1 #A1A421

tetradic

#21A1A4 #6521A4 #A42421 #5FA421

square

#21A1A4 #6521A4 #A42421 #5FA421

split-complementary

#21A1A4 #A4215F #A46521

monochromatic

#0C3D3E #176F71 #21A1A4 #2DD1D5 #60DCDF

Accessibility & contrast

On white

3.13

#21A1A4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#21A1A4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A1A4

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A1A4	#FFFFFF	#000000	##000000
##21A1A4	1.00	3.13	6.70	6.70
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9599A4

Deuteranopia (green-blind)

#838CA5

Tritanopia (blue-blind)

#00A7A2

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #21a1a4;
/* rgb */ color: rgb(33, 161, 164);
/* oklch */ color: oklch(64.6% 0.103 197.4);

Tailwind

colors: {
  custom: {
    50: '#76bdbe',
    500: '#21a1a4',
    950: '#000000',
  },
}

SCSS

$custom: #21a1a4;
$custom-light: #76bdbe;
$custom-dark: #000000;

JSON

{
  "hex": "#21a1a4",
  "rgb": {
    "r": 33,
    "g": 161,
    "b": 164
  },
  "hsl": {
    "h": 181.374,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.64623,
    "c": 0.10335,
    "h": 197.4
  },
  "luminance": 0.28493
}

Semantic roles & 50–950 ramp

primary

#21A1A4

secondary

#C45F5D

accent

#423EE9

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #21A1A4

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

Preview Lab → · Contrast checker → · Palette generator →