#21B247#21B247

#21B247 is a light, vivid green. Relative luminance 0.326; OKLCH L 66.9% C 0.189 H 146.9°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#21B247
RGB	rgb(33, 178, 71)
HSL	hsl(136, 69%, 41%)
HSV	hsv(136, 81%, 70%)
CMYK	cmyk(81.5%, 0%, 60.1%, 30.2%)
CIE-LAB	lab(63.85, -58.74, 43.62)
CIE-LCH	lch(63.85, 73.16, 143.40°)
OKLab	oklab(66.89% -0.1579 0.1029)
OKLCH	oklch(66.89% 0.189 146.9)
XYZ	xyz(17.6836, 32.6169, 11.3237)
Luminance	0.3262 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B247 #B2218C

analogous

#44B221 #21B247 #21B290

triadic

#21B247 #4721B2 #B24721

tetradic

#21B247 #2144B2 #B2218C #B29021

square

#21B247 #2144B2 #B2218C #B29021

split-complementary

#21B247 #9021B2 #B22144

monochromatic

#0E4B1E #177E32 #21B247 #36DA61 #6AE38A

Accessibility & contrast

On white

2.79

#21B247 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.52

#21B247 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B247

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B247	#FFFFFF	#000000	##000000
##21B247	1.00	2.79	7.52	7.52
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.52	21.00	1.00	1.00
##000000	7.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A13C

Deuteranopia (green-blind)

#A59650

Tritanopia (blue-blind)

#00AE9B

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #21b247;
/* rgb */ color: rgb(33, 178, 71);
/* oklch */ color: oklch(66.9% 0.189 146.9);

Tailwind

colors: {
  custom: {
    50: '#77ca7e',
    500: '#21b247',
    950: '#000000',
  },
}

SCSS

$custom: #21b247;
$custom-light: #77ca7e;
$custom-dark: #000000;

JSON

{
  "hex": "#21b247",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 71
  },
  "hsl": {
    "h": 135.724,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.6689,
    "c": 0.1885,
    "h": 146.9
  },
  "luminance": 0.32619
}

Semantic roles & 50–950 ramp

primary

#21B247

secondary

#C966AF

accent

#3CBEEC

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0A130A

muted

#7C827C

Preview Lab

Preview with #21B247

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

Preview Lab → · Contrast checker → · Palette generator →