#21BC5F#21BC5F

#21BC5F is a light, vivid green. Relative luminance 0.371; OKLCH L 69.9% C 0.180 H 150.7°. Best body text is #000000 at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#21BC5F
RGB	rgb(33, 188, 95)
HSL	hsl(144, 70%, 43%)
HSV	hsv(144, 82%, 74%)
CMYK	cmyk(82.4%, 0%, 49.5%, 26.3%)
CIE-LAB	lab(67.36, -58.62, 36.25)
CIE-LCH	lch(67.36, 68.92, 148.27°)
OKLab	oklab(69.9% -0.1573 0.0882)
OKLCH	oklch(69.9% 0.18 150.7)
XYZ	xyz(20.6741, 37.1134, 16.8982)
Luminance	0.3712 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BC5F #BC217E

analogous

#30BC21 #21BC5F #21BCAC

triadic

#21BC5F #5F21BC #BC5F21

tetradic

#21BC5F #2130BC #BC217E #BCAC21

square

#21BC5F #2130BC #BC217E #BCAC21

split-complementary

#21BC5F #AC21BC #BC2130

monochromatic

#0F542A #188845 #21BC5F #3DDD7D #71E6A0

Accessibility & contrast

On white

2.49

#21BC5F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.42

#21BC5F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BC5F

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BC5F	#FFFFFF	#000000	##000000
##21BC5F	1.00	2.49	8.42	8.42
#FFFFFF	2.49	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)

#BDAB57

Deuteranopia (green-blind)

#AC9F66

Tritanopia (blue-blind)

#00B9A6

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #21bc5f;
/* rgb */ color: rgb(33, 188, 95);
/* oklch */ color: oklch(69.9% 0.180 150.7);

Tailwind

colors: {
  custom: {
    50: '#79d18e',
    500: '#21bc5f',
    950: '#000000',
  },
}

SCSS

$custom: #21bc5f;
$custom-light: #79d18e;
$custom-dark: #000000;

JSON

{
  "hex": "#21bc5f",
  "rgb": {
    "r": 33,
    "g": 188,
    "b": 95
  },
  "hsl": {
    "h": 144,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.69897,
    "c": 0.1803,
    "h": 150.7
  },
  "luminance": 0.37116
}

Semantic roles & 50–950 ramp

primary

#21BC5F

secondary

#CD6CA6

accent

#3BA6ED

background

#F8FDF8

surface

#EFFAF0

border

#CAD3CB

text

#0B140C

muted

#7C837D

Preview Lab

Preview with #21BC5F

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

Preview Lab → · Contrast checker → · Palette generator →