#21C23F#21C23F

#21C23F is a light, highly saturated green. Relative luminance 0.393; OKLCH L 71.1% C 0.213 H 145.1°. Best body text is #000000 at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#21C23F
RGB	rgb(33, 194, 63)
HSL	hsl(131, 71%, 45%)
HSV	hsv(131, 83%, 76%)
CMYK	cmyk(83%, 0%, 67.5%, 23.9%)
CIE-LAB	lab(68.94, -64.75, 52.79)
CIE-LCH	lch(68.94, 83.54, 140.81°)
OKLab	oklab(71.1% -0.1745 0.1217)
OKLCH	oklch(71.1% 0.213 145.1)
XYZ	xyz(20.8147, 39.2632, 11.1832)
Luminance	0.3927 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21C23F #C221A4

analogous

#54C221 #21C23F #21C290

triadic

#21C23F #3F21C2 #C23F21

tetradic

#21C23F #2154C2 #C221A4 #C29021

square

#21C23F #2154C2 #C221A4 #C29021

split-complementary

#21C23F #9021C2 #C22154

monochromatic

#0F591D #188E2E #21C23F #41DF5F #76E88B

Accessibility & contrast

On white

2.37

#21C23F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.85

#21C23F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21C23F

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21C23F	#FFFFFF	#000000	##000000
##21C23F	1.00	2.37	8.85	8.85
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.85	21.00	1.00	1.00
##000000	8.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF2D

Deuteranopia (green-blind)

#B4A44B

Tritanopia (blue-blind)

#00BDA7

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #21c23f;
/* rgb */ color: rgb(33, 194, 63);
/* oklch */ color: oklch(71.1% 0.213 145.1);

Tailwind

colors: {
  custom: {
    50: '#7cd67a',
    500: '#21c23f',
    950: '#000000',
  },
}

SCSS

$custom: #21c23f;
$custom-light: #7cd67a;
$custom-dark: #000000;

JSON

{
  "hex": "#21c23f",
  "rgb": {
    "r": 33,
    "g": 194,
    "b": 63
  },
  "hsl": {
    "h": 131.18,
    "s": 70.925,
    "l": 44.51
  },
  "oklch": {
    "l": 0.71097,
    "c": 0.21276,
    "h": 145.1
  },
  "luminance": 0.39266
}

Semantic roles & 50–950 ramp

primary

#21C23F

secondary

#CF70BD

accent

#3ACCEE

background

#F8FDF7

surface

#F0FAEE

border

#CBD3C9

text

#0B140A

muted

#7C837C

Preview Lab

Preview with #21C23F

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

Preview Lab → · Contrast checker → · Palette generator →