#21A551#21A551

#21A551 is a light, vivid green. Relative luminance 0.278; OKLCH L 63.5% C 0.164 H 150.0°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#21A551
RGB	rgb(33, 165, 81)
HSL	hsl(142, 67%, 39%)
HSV	hsv(142, 80%, 65%)
CMYK	cmyk(80%, 0%, 50.9%, 35.3%)
CIE-LAB	lab(59.73, -52.87, 33.80)
CIE-LCH	lch(59.73, 62.75, 147.41°)
OKLab	oklab(63.51% -0.1419 0.082)
OKLCH	oklch(63.51% 0.164 150)
XYZ	xyz(15.5662, 27.8258, 12.3335)
Luminance	0.2783 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A551 #A52175

analogous

#33A521 #21A551 #21A593

triadic

#21A551 #5121A5 #A55121

tetradic

#21A551 #2133A5 #A52175 #A59321

square

#21A551 #2133A5 #A52175 #A59321

split-complementary

#21A551 #9321A5 #A52133

monochromatic

#0D3F1F #177238 #21A551 #2ED56B #61DF8F

Accessibility & contrast

On white

3.20

#21A551 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#21A551 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A551

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A551	#FFFFFF	#000000	##000000
##21A551	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)

#A6964A

Deuteranopia (green-blind)

#978C57

Tritanopia (blue-blind)

#00A291

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #21a551;
/* rgb */ color: rgb(33, 165, 81);
/* oklch */ color: oklch(63.5% 0.164 150.0);

Tailwind

colors: {
  custom: {
    50: '#73c183',
    500: '#21a551',
    950: '#000000',
  },
}

SCSS

$custom: #21a551;
$custom-light: #73c183;
$custom-dark: #000000;

JSON

{
  "hex": "#21a551",
  "rgb": {
    "r": 33,
    "g": 165,
    "b": 81
  },
  "hsl": {
    "h": 141.818,
    "s": 66.667,
    "l": 38.824
  },
  "oklch": {
    "l": 0.63513,
    "c": 0.16392,
    "h": 150
  },
  "luminance": 0.27828
}

Semantic roles & 50–950 ramp

primary

#21A551

secondary

#C45E9F

accent

#3EABEA

background

#F7FCF8

surface

#EEF8EF

border

#C9D1CA

text

#0A120B

muted

#7C817C

Preview Lab

Preview with #21A551

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

Preview Lab → · Contrast checker → · Palette generator →