#21666A#21666A

#21666A is a mid, moderate teal. Relative luminance 0.109; OKLCH L 47.0% C 0.067 H 200.6°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX#21666A
RGBrgb(33, 102, 106)
HSLhsl(183, 53%, 27%)
HSVhsv(183, 69%, 42%)
CMYKcmyk(68.9%, 3.8%, 0%, 58.4%)
CIE-LABlab(39.35, -19.66, -8.56)
CIE-LCHlch(39.35, 21.45, 203.53°)
OKLaboklab(46.97% -0.0631 -0.0237)
OKLCHoklch(46.97% 0.067 200.6)
XYZxyz(7.9790, 10.8658, 15.3097)
Luminance0.1087 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21666A #6A2521
analogous
#216A4A #21666A #21416A
triadic
#21666A #6A2166 #666A21
tetradic
#21666A #4A216A #6A2521 #416A21
square
#21666A #4A216A #6A2521 #416A21
split-complementary
#21666A #6A2141 #6A4A21
monochromatic
#071617 #12393B #21666A #309399 #41BDC4

Accessibility & contrast

On white

6.62
#21666A on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.17
#21666A on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21666A
6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21666A#FFFFFF#000000##FFFFFF
##21666A1.006.623.176.62
#FFFFFF6.621.0021.001.00
#0000003.1721.001.0021.00
##FFFFFF6.621.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5E616A
Deuteranopia (green-blind)
#53596A
Tritanopia (blue-blind)
#006A67
Achromatopsia (no color)
#5D5D5D

Design tokens & code

CSS
--color: #21666a;
/* rgb */ color: rgb(33, 102, 106);
/* oklch */ color: oklch(47.0% 0.067 200.6);
Tailwind
colors: {
  custom: {
    50: '#679294',
    500: '#21666a',
    950: '#000000',
  },
}
SCSS
$custom: #21666a;
$custom-light: #679294;
$custom-dark: #000000;
JSON
{
  "hex": "#21666a",
  "rgb": {
    "r": 33,
    "g": 102,
    "b": 106
  },
  "hsl": {
    "h": 183.288,
    "s": 52.518,
    "l": 27.255
  },
  "oklch": {
    "l": 0.46972,
    "c": 0.06742,
    "h": 200.6
  },
  "luminance": 0.10867
}

Semantic roles & 50–950 ramp

primary
#21666A
secondary
#9E4E49
accent
#544CDC
background
#F6F8F9
surface
#EBF0F1
border
#C6CBCB
text
#070D0D
muted
#7A7D7E

Preview Lab

Preview with #21666A

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

Preview Lab → · Contrast checker → · Palette generator →

#21666A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva