#21B347#21B347

#21B347 is a light, vivid green. Relative luminance 0.330; OKLCH L 67.2% C 0.190 H 146.8°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#21B347
RGB	rgb(33, 179, 71)
HSL	hsl(136, 69%, 42%)
HSV	hsv(136, 82%, 70%)
CMYK	cmyk(81.6%, 0%, 60.3%, 29.8%)
CIE-LAB	lab(64.17, -59.07, 43.99)
CIE-LCH	lch(64.17, 73.65, 143.32°)
OKLab	oklab(67.16% -0.1588 0.1037)
OKLCH	oklch(67.16% 0.19 146.8)
XYZ	xyz(17.8832, 33.0163, 11.3903)
Luminance	0.3302 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B347 #B3218D

analogous

#44B321 #21B347 #21B390

triadic

#21B347 #4721B3 #B34721

tetradic

#21B347 #2144B3 #B3218D #B39021

square

#21B347 #2144B3 #B3218D #B39021

split-complementary

#21B347 #9021B3 #B32144

monochromatic

#0E4C1E #177F33 #21B347 #37DA62 #6BE48A

Accessibility & contrast

On white

2.76

#21B347 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#21B347 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B347

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B347	#FFFFFF	#000000	##000000
##21B347	1.00	2.76	7.60	7.60
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.60	21.00	1.00	1.00
##000000	7.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A23C

Deuteranopia (green-blind)

#A69750

Tritanopia (blue-blind)

#00AF9C

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #21b347;
/* rgb */ color: rgb(33, 179, 71);
/* oklch */ color: oklch(67.2% 0.190 146.8);

Tailwind

colors: {
  custom: {
    50: '#77cb7e',
    500: '#21b347',
    950: '#000000',
  },
}

SCSS

$custom: #21b347;
$custom-light: #77cb7e;
$custom-dark: #000000;

JSON

{
  "hex": "#21b347",
  "rgb": {
    "r": 33,
    "g": 179,
    "b": 71
  },
  "hsl": {
    "h": 135.616,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.67159,
    "c": 0.18969,
    "h": 146.8
  },
  "luminance": 0.33018
}

Semantic roles & 50–950 ramp

primary

#21B347

secondary

#CA66B0

accent

#3CBEEC

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0A130A

muted

#7C827C

Preview Lab

Preview with #21B347

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

Preview Lab → · Contrast checker → · Palette generator →