#21A553#21A553

#21A553 is a light, vivid green. Relative luminance 0.279; OKLCH L 63.5% C 0.162 H 150.5°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#21A553
RGB	rgb(33, 165, 83)
HSL	hsl(143, 67%, 39%)
HSV	hsv(143, 80%, 65%)
CMYK	cmyk(80%, 0%, 49.7%, 35.3%)
CIE-LAB	lab(59.76, -52.54, 32.81)
CIE-LCH	lch(59.76, 61.95, 148.02°)
OKLab	oklab(63.54% -0.1411 0.0798)
OKLCH	oklch(63.54% 0.162 150.5)
XYZ	xyz(15.6423, 27.8562, 12.7343)
Luminance	0.2786 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A553 #A52173

analogous

#31A521 #21A553 #21A595

triadic

#21A553 #5321A5 #A55321

tetradic

#21A553 #2131A5 #A52173 #A59521

square

#21A553 #2131A5 #A52173 #A59521

split-complementary

#21A553 #9521A5 #A52131

monochromatic

#0D3F20 #177239 #21A553 #2ED56D #61DF91

Accessibility & contrast

On white

3.20

#21A553 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#21A553 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A553

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A553	#FFFFFF	#000000	##000000
##21A553	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6964C

Deuteranopia (green-blind)

#978C59

Tritanopia (blue-blind)

#00A292

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #21a553;
/* rgb */ color: rgb(33, 165, 83);
/* oklch */ color: oklch(63.5% 0.162 150.5);

Tailwind

colors: {
  custom: {
    50: '#73c185',
    500: '#21a553',
    950: '#000000',
  },
}

SCSS

$custom: #21a553;
$custom-light: #73c185;
$custom-dark: #000000;

JSON

{
  "hex": "#21a553",
  "rgb": {
    "r": 33,
    "g": 165,
    "b": 83
  },
  "hsl": {
    "h": 142.727,
    "s": 66.667,
    "l": 38.824
  },
  "oklch": {
    "l": 0.63544,
    "c": 0.1621,
    "h": 150.5
  },
  "luminance": 0.27858
}

Semantic roles & 50–950 ramp

primary

#21A553

secondary

#C45E9D

accent

#3EA9EA

background

#F7FCF8

surface

#EEF8EF

border

#C9D1CA

text

#09120B

muted

#7B817C

Preview Lab

Preview with #21A553

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

Preview Lab → · Contrast checker → · Palette generator →