#21B343#21B343

#21B343 is a light, vivid green. Relative luminance 0.330; OKLCH L 67.1% C 0.193 H 146.2°. Best body text is #000000 at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#21B343
RGB	rgb(33, 179, 67)
HSL	hsl(134, 69%, 42%)
HSV	hsv(134, 82%, 70%)
CMYK	cmyk(81.6%, 0%, 62.6%, 29.8%)
CIE-LAB	lab(64.13, -59.56, 45.76)
CIE-LCH	lch(64.13, 75.11, 142.46°)
OKLab	oklab(67.11% -0.1603 0.1072)
OKLCH	oklch(67.11% 0.193 146.2)
XYZ	xyz(17.7591, 32.9666, 10.7363)
Luminance	0.3297 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B343 #B32191

analogous

#48B321 #21B343 #21B38C

triadic

#21B343 #4321B3 #B34321

tetradic

#21B343 #2148B3 #B32191 #B38C21

square

#21B343 #2148B3 #B32191 #B38C21

split-complementary

#21B343 #8C21B3 #B32148

monochromatic

#0E4C1C #177F30 #21B343 #37DA5D #6BE487

Accessibility & contrast

On white

2.77

#21B343 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.59

#21B343 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B343

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B343	#FFFFFF	#000000	##000000
##21B343	1.00	2.77	7.59	7.59
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.59	21.00	1.00	1.00
##000000	7.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A236

Deuteranopia (green-blind)

#A6974D

Tritanopia (blue-blind)

#00AF9B

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #21b343;
/* rgb */ color: rgb(33, 179, 67);
/* oklch */ color: oklch(67.1% 0.193 146.2);

Tailwind

colors: {
  custom: {
    50: '#78cb7b',
    500: '#21b343',
    950: '#000000',
  },
}

SCSS

$custom: #21b343;
$custom-light: #78cb7b;
$custom-dark: #000000;

JSON

{
  "hex": "#21b343",
  "rgb": {
    "r": 33,
    "g": 179,
    "b": 67
  },
  "hsl": {
    "h": 133.973,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.67113,
    "c": 0.19281,
    "h": 146.2
  },
  "luminance": 0.32969
}

Semantic roles & 50–950 ramp

primary

#21B343

secondary

#CA66B2

accent

#3CC3EC

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #21B343

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

Preview Lab → · Contrast checker → · Palette generator →