#21BC5D#21BC5D

#21BC5D is a light, vivid green. Relative luminance 0.371; OKLCH L 69.9% C 0.182 H 150.3°. Best body text is #000000 at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#21BC5D
RGB	rgb(33, 188, 93)
HSL	hsl(143, 70%, 43%)
HSV	hsv(143, 82%, 74%)
CMYK	cmyk(82.4%, 0%, 50.5%, 26.3%)
CIE-LAB	lab(67.34, -58.94, 37.21)
CIE-LCH	lch(67.34, 69.70, 147.73°)
OKLab	oklab(69.87% -0.1581 0.0903)
OKLCH	oklch(69.87% 0.182 150.3)
XYZ	xyz(20.5844, 37.0775, 16.4256)
Luminance	0.3708 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BC5D #BC2180

analogous

#32BC21 #21BC5D #21BCAA

triadic

#21BC5D #5D21BC #BC5D21

tetradic

#21BC5D #2132BC #BC2180 #BCAA21

square

#21BC5D #2132BC #BC2180 #BCAA21

split-complementary

#21BC5D #AA21BC #BC2132

monochromatic

#0F5429 #188843 #21BC5D #3DDD7B #71E69F

Accessibility & contrast

On white

2.50

#21BC5D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.42

#21BC5D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BC5D

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BC5D	#FFFFFF	#000000	##000000
##21BC5D	1.00	2.50	8.42	8.42
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.42	21.00	1.00	1.00
##000000	8.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDAB55

Deuteranopia (green-blind)

#AC9F64

Tritanopia (blue-blind)

#00B9A6

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #21bc5d;
/* rgb */ color: rgb(33, 188, 93);
/* oklch */ color: oklch(69.9% 0.182 150.3);

Tailwind

colors: {
  custom: {
    50: '#79d18d',
    500: '#21bc5d',
    950: '#000000',
  },
}

SCSS

$custom: #21bc5d;
$custom-light: #79d18d;
$custom-dark: #000000;

JSON

{
  "hex": "#21bc5d",
  "rgb": {
    "r": 33,
    "g": 188,
    "b": 93
  },
  "hsl": {
    "h": 143.226,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.69866,
    "c": 0.18208,
    "h": 150.3
  },
  "luminance": 0.3708
}

Semantic roles & 50–950 ramp

primary

#21BC5D

secondary

#CD6CA7

accent

#3BA8ED

background

#F8FDF8

surface

#EFFAF0

border

#CAD3CB

text

#0B140C

muted

#7C837D

Preview Lab

Preview with #21BC5D

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

Preview Lab → · Contrast checker → · Palette generator →