#21BC52#21BC52

#21BC52 is a light, vivid green. Relative luminance 0.369; OKLCH L 69.7% C 0.192 H 148.1°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#21BC52
RGB	rgb(33, 188, 82)
HSL	hsl(139, 70%, 43%)
HSV	hsv(139, 82%, 74%)
CMYK	cmyk(82.4%, 0%, 56.4%, 26.3%)
CIE-LAB	lab(67.20, -60.57, 42.40)
CIE-LCH	lch(67.20, 73.94, 145.01°)
OKLab	oklab(69.71% -0.1626 0.1011)
OKLCH	oklch(69.71% 0.192 148.1)
XYZ	xyz(20.1318, 36.8965, 14.0417)
Luminance	0.3690 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BC52 #BC218B

analogous

#3DBC21 #21BC52 #21BC9F

triadic

#21BC52 #5221BC #BC5221

tetradic

#21BC52 #213DBC #BC218B #BC9F21

square

#21BC52 #213DBC #BC218B #BC9F21

split-complementary

#21BC52 #9F21BC #BC213D

monochromatic

#0F5425 #18883B #21BC52 #3DDD70 #71E696

Accessibility & contrast

On white

2.51

#21BC52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#21BC52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BC52

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BC52	#FFFFFF	#000000	##000000
##21BC52	1.00	2.51	8.38	8.38
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEAB48

Deuteranopia (green-blind)

#AD9F5A

Tritanopia (blue-blind)

#00B8A4

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #21bc52;
/* rgb */ color: rgb(33, 188, 82);
/* oklch */ color: oklch(69.7% 0.192 148.1);

Tailwind

colors: {
  custom: {
    50: '#79d185',
    500: '#21bc52',
    950: '#000000',
  },
}

SCSS

$custom: #21bc52;
$custom-light: #79d185;
$custom-dark: #000000;

JSON

{
  "hex": "#21bc52",
  "rgb": {
    "r": 33,
    "g": 188,
    "b": 82
  },
  "hsl": {
    "h": 138.968,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.69709,
    "c": 0.1915,
    "h": 148.1
  },
  "luminance": 0.36899
}

Semantic roles & 50–950 ramp

primary

#21BC52

secondary

#CD6CAE

accent

#3BB5ED

background

#F8FDF8

surface

#EFFAEF

border

#CAD3CA

text

#0B140B

muted

#7C837C

Preview Lab

Preview with #21BC52

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

Preview Lab → · Contrast checker → · Palette generator →