#21B248#21B248

#21B248 is a light, vivid green. Relative luminance 0.326; OKLCH L 66.9% C 0.188 H 147.1°. Best body text is #000000 at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#21B248
RGB	rgb(33, 178, 72)
HSL	hsl(136, 69%, 41%)
HSV	hsv(136, 81%, 70%)
CMYK	cmyk(81.5%, 0%, 59.6%, 30.2%)
CIE-LAB	lab(63.86, -58.61, 43.17)
CIE-LCH	lch(63.86, 72.79, 143.63°)
OKLab	oklab(66.9% -0.1575 0.102)
OKLCH	oklch(66.9% 0.188 147.1)
XYZ	xyz(17.7159, 32.6298, 11.4941)
Luminance	0.3263 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B248 #B2218B

analogous

#43B221 #21B248 #21B291

triadic

#21B248 #4821B2 #B24821

tetradic

#21B248 #2143B2 #B2218B #B29121

square

#21B248 #2143B2 #B2218B #B29121

split-complementary

#21B248 #9121B2 #B22143

monochromatic

#0E4B1E #177E33 #21B248 #36DA62 #6AE38B

Accessibility & contrast

On white

2.79

#21B248 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.53

#21B248 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B248

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B248	#FFFFFF	#000000	##000000
##21B248	1.00	2.79	7.53	7.53
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.53	21.00	1.00	1.00
##000000	7.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A13D

Deuteranopia (green-blind)

#A59651

Tritanopia (blue-blind)

#00AE9B

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #21b248;
/* rgb */ color: rgb(33, 178, 72);
/* oklch */ color: oklch(66.9% 0.188 147.1);

Tailwind

colors: {
  custom: {
    50: '#77ca7e',
    500: '#21b248',
    950: '#000000',
  },
}

SCSS

$custom: #21b248;
$custom-light: #77ca7e;
$custom-dark: #000000;

JSON

{
  "hex": "#21b248",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 72
  },
  "hsl": {
    "h": 136.138,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.66902,
    "c": 0.18771,
    "h": 147.1
  },
  "luminance": 0.32632
}

Semantic roles & 50–950 ramp

primary

#21B248

secondary

#C966AE

accent

#3CBCEC

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0A130A

muted

#7C827C

Preview Lab

Preview with #21B248

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

Preview Lab → · Contrast checker → · Palette generator →