#21B448#21B448

#21B448 is a light, vivid green. Relative luminance 0.334; OKLCH L 67.4% C 0.190 H 146.9°. Best body text is #000000 at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#21B448
RGB	rgb(33, 180, 72)
HSL	hsl(136, 69%, 42%)
HSV	hsv(136, 82%, 71%)
CMYK	cmyk(81.7%, 0%, 60%, 29.4%)
CIE-LAB	lab(64.51, -59.27, 43.92)
CIE-LCH	lch(64.51, 73.77, 143.46°)
OKLab	oklab(67.44% -0.1593 0.1037)
OKLCH	oklch(67.44% 0.19 146.9)
XYZ	xyz(18.1167, 33.4315, 11.6277)
Luminance	0.3343 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B448 #B4218D

analogous

#44B421 #21B448 #21B492

triadic

#21B448 #4821B4 #B44821

tetradic

#21B448 #2144B4 #B4218D #B49221

square

#21B448 #2144B4 #B4218D #B49221

split-complementary

#21B448 #9221B4 #B42144

monochromatic

#0E4D1F #188033 #21B448 #38DA63 #6BE48B

Accessibility & contrast

On white

2.73

#21B448 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.69

#21B448 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B448

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B448	#FFFFFF	#000000	##000000
##21B448	1.00	2.73	7.69	7.69
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.69	21.00	1.00	1.00
##000000	7.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A33D

Deuteranopia (green-blind)

#A69851

Tritanopia (blue-blind)

#00B09D

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #21b448;
/* rgb */ color: rgb(33, 180, 72);
/* oklch */ color: oklch(67.4% 0.190 146.9);

Tailwind

colors: {
  custom: {
    50: '#78cc7e',
    500: '#21b448',
    950: '#000000',
  },
}

SCSS

$custom: #21b448;
$custom-light: #78cc7e;
$custom-dark: #000000;

JSON

{
  "hex": "#21b448",
  "rgb": {
    "r": 33,
    "g": 180,
    "b": 72
  },
  "hsl": {
    "h": 135.918,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.6744,
    "c": 0.19009,
    "h": 146.9
  },
  "luminance": 0.33434
}

Semantic roles & 50–950 ramp

primary

#21B448

secondary

#CA67B0

accent

#3CBDEC

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #21B448

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

Preview Lab → · Contrast checker → · Palette generator →