#21B28A#21B28A

#21B28A is a light, vivid teal. Relative luminance 0.340; OKLCH L 68.2% C 0.130 H 168.5°. Best body text is #000000 at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#21B28A
RGB	rgb(33, 178, 138)
HSL	hsl(163, 69%, 41%)
HSV	hsv(163, 81%, 70%)
CMYK	cmyk(81.5%, 0%, 22.5%, 30.2%)
CIE-LAB	lab(64.96, -46.06, 10.19)
CIE-LCH	lch(64.96, 47.17, 167.53°)
OKLab	oklab(68.17% -0.1277 0.026)
OKLCH	oklch(68.17% 0.13 168.5)
XYZ	xyz(21.1325, 33.9964, 29.4880)
Luminance	0.3400 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B28A #B22149

analogous

#21B242 #21B28A #2192B2

triadic

#21B28A #8A21B2 #B28A21

tetradic

#21B28A #4221B2 #B22149 #92B221

square

#21B28A #4221B2 #B22149 #92B221

split-complementary

#21B28A #B22192 #B24221

monochromatic

#0E4B3A #177E62 #21B28A #36DAAD #6AE3C2

Accessibility & contrast

On white

2.69

#21B28A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.80

#21B28A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B28A

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B28A	#FFFFFF	#000000	##000000
##21B28A	1.00	2.69	7.80	7.80
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.80	21.00	1.00	1.00
##000000	7.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADA588

Deuteranopia (green-blind)

#9C988D

Tritanopia (blue-blind)

#00B3A7

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #21b28a;
/* rgb */ color: rgb(33, 178, 138);
/* oklch */ color: oklch(68.2% 0.130 168.5);

Tailwind

colors: {
  custom: {
    50: '#77caac',
    500: '#21b28a',
    950: '#000000',
  },
}

SCSS

$custom: #21b28a;
$custom-light: #77caac;
$custom-dark: #000000;

JSON

{
  "hex": "#21b28a",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 138
  },
  "hsl": {
    "h": 163.448,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.6817,
    "c": 0.13032,
    "h": 168.5
  },
  "luminance": 0.33999
}

Semantic roles & 50–950 ramp

primary

#21B28A

secondary

#C96681

accent

#3C6DEC

background

#F7FCFA

surface

#EEF8F4

border

#C9D1CE

text

#0A1310

muted

#7C827F

Preview Lab

Preview with #21B28A

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

Preview Lab → · Contrast checker → · Palette generator →