#21A53B#21A53B

#21A53B is a light, vivid green. Relative luminance 0.275; OKLCH L 63.2% C 0.182 H 145.7°. Best body text is #000000 at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#21A53B
RGB	rgb(33, 165, 59)
HSL	hsl(132, 67%, 39%)
HSV	hsv(132, 80%, 65%)
CMYK	cmyk(80%, 0%, 64.2%, 35.3%)
CIE-LAB	lab(59.48, -55.91, 44.09)
CIE-LCH	lch(59.48, 71.20, 141.74°)
OKLab	oklab(63.22% -0.1506 0.1029)
OKLCH	oklch(63.22% 0.182 145.7)
XYZ	xyz(14.8707, 27.5476, 8.6703)
Luminance	0.2755 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A53B #A5218B

analogous

#49A521 #21A53B #21A57D

triadic

#21A53B #3B21A5 #A53B21

tetradic

#21A53B #2149A5 #A5218B #A57D21

square

#21A53B #2149A5 #A5218B #A57D21

split-complementary

#21A53B #7D21A5 #A52149

monochromatic

#0D3F17 #177229 #21A53B #2ED54F #61DF7A

Accessibility & contrast

On white

3.23

#21A53B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.51

#21A53B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A53B

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A53B	#FFFFFF	#000000	##000000
##21A53B	1.00	3.23	6.51	6.51
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.51	21.00	1.00	1.00
##000000	6.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8952E

Deuteranopia (green-blind)

#998B44

Tritanopia (blue-blind)

#00A18F

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #21a53b;
/* rgb */ color: rgb(33, 165, 59);
/* oklch */ color: oklch(63.2% 0.182 145.7);

Tailwind

colors: {
  custom: {
    50: '#74c175',
    500: '#21a53b',
    950: '#000000',
  },
}

SCSS

$custom: #21a53b;
$custom-light: #74c175;
$custom-dark: #000000;

JSON

{
  "hex": "#21a53b",
  "rgb": {
    "r": 33,
    "g": 165,
    "b": 59
  },
  "hsl": {
    "h": 131.818,
    "s": 66.667,
    "l": 38.824
  },
  "oklch": {
    "l": 0.63221,
    "c": 0.1824,
    "h": 145.7
  },
  "luminance": 0.27549
}

Semantic roles & 50–950 ramp

primary

#21A53B

secondary

#C45EB0

accent

#3EC8EA

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1209

muted

#7C817B

Preview Lab

Preview with #21A53B

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

Preview Lab → · Contrast checker → · Palette generator →