#21A684#21A684

#21A684 is a light, vivid teal. Relative luminance 0.293; OKLCH L 64.9% C 0.120 H 170.4°. Best body text is #000000 at 6.85:1 contrast (WCAG AA passes).

Color values

HEX#21A684
RGBrgb(33, 166, 132)
HSLhsl(165, 67%, 39%)
HSVhsv(165, 80%, 65%)
CMYKcmyk(80.1%, 0%, 20.5%, 34.9%)
CIE-LABlab(61.01, -42.56, 7.90)
CIE-LCHlch(61.01, 43.29, 169.48°)
OKLaboklab(64.88% -0.1187 0.0202)
OKLCHoklch(64.88% 0.12 170.4)
XYZxyz(18.4260, 29.2594, 26.5018)
Luminance0.2926 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21A684 #A62143
analogous
#21A642 #21A684 #2186A6
triadic
#21A684 #8421A6 #A68421
tetradic
#21A684 #4221A6 #A62143 #86A621
square
#21A684 #4221A6 #A62143 #86A621
split-complementary
#21A684 #A62186 #A64221
monochromatic
#0D4033 #17735B #21A684 #2FD6AB #62E0C0

Accessibility & contrast

On white

3.06
#21A684 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.85
#21A684 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A684
6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21A684#FFFFFF#000000##000000
##21A6841.003.066.856.85
#FFFFFF3.061.0021.0021.00
#0000006.8521.001.001.00
##0000006.8521.001.001.00

Color blindness preview

Protanopia (red-blind)
#A19A82
Deuteranopia (green-blind)
#918E86
Tritanopia (blue-blind)
#00A79C
Achromatopsia (no color)
#939393

Design tokens & code

CSS
--color: #21a684;
/* rgb */ color: rgb(33, 166, 132);
/* oklch */ color: oklch(64.9% 0.120 170.4);
Tailwind
colors: {
  custom: {
    50: '#74c1a7',
    500: '#21a684',
    950: '#000000',
  },
}
SCSS
$custom: #21a684;
$custom-light: #74c1a7;
$custom-dark: #000000;
JSON
{
  "hex": "#21a684",
  "rgb": {
    "r": 33,
    "g": 166,
    "b": 132
  },
  "hsl": {
    "h": 164.662,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.64881,
    "c": 0.12043,
    "h": 170.4
  },
  "luminance": 0.29262
}

Semantic roles & 50–950 ramp

primary
#21A684
secondary
#C55E78
accent
#3E6AEA
background
#F7FCFA
surface
#EEF8F4
border
#C9D1CE
text
#0A120F
muted
#7C817F

Preview Lab

Preview with #21A684

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

Preview Lab → · Contrast checker → · Palette generator →

#21A684 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva