#21B01F#21B01F

#21B01F is a light, highly saturated green. Relative luminance 0.315; OKLCH L 66.0% C 0.211 H 142.6°. Best body text is #000000 at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#21B01F
RGB	rgb(33, 176, 31)
HSL	hsl(119, 70%, 41%)
HSV	hsv(119, 82%, 69%)
CMYK	cmyk(81.3%, 0%, 82.4%, 31%)
CIE-LAB	lab(62.90, -61.75, 57.85)
CIE-LCH	lch(62.90, 84.61, 136.87°)
OKLab	oklab(66.01% -0.1677 0.1282)
OKLCH	oklch(66.01% 0.211 142.6)
XYZ	xyz(16.3988, 31.4709, 6.5063)
Luminance	0.3147 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B01F #AE1FB0

analogous

#6AB01F #21B01F #1FB065

triadic

#21B01F #1F21B0 #B01F21

tetradic

#21B01F #1F6AB0 #AE1FB0 #B0651F

square

#21B01F #1F6AB0 #AE1FB0 #B0651F

split-complementary

#21B01F #651FB0 #B01F6A

monochromatic

#0D480D #177C16 #21B01F #34DB31 #67E465

Accessibility & contrast

On white

2.88

#21B01F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.29

#21B01F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B01F

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B01F	#FFFFFF	#000000	##000000
##21B01F	1.00	2.88	7.29	7.29
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.29	21.00	1.00	1.00
##000000	7.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B49F00

Deuteranopia (green-blind)

#A59432

Tritanopia (blue-blind)

#00AB96

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #21b01f;
/* rgb */ color: rgb(33, 176, 31);
/* oklch */ color: oklch(66.0% 0.211 142.6);

Tailwind

colors: {
  custom: {
    50: '#78c968',
    500: '#21b01f',
    950: '#000000',
  },
}

SCSS

$custom: #21b01f;
$custom-light: #78c968;
$custom-dark: #000000;

JSON

{
  "hex": "#21b01f",
  "rgb": {
    "r": 33,
    "g": 176,
    "b": 31
  },
  "hsl": {
    "h": 119.172,
    "s": 70.048,
    "l": 40.588
  },
  "oklch": {
    "l": 0.66008,
    "c": 0.21106,
    "h": 142.6
  },
  "luminance": 0.31473
}

Semantic roles & 50–950 ramp

primary

#21B01F

secondary

#C862C9

accent

#3BEDEA

background

#F8FCF6

surface

#EFF8EB

border

#CAD1C6

text

#0B1307

muted

#7C827A

Preview Lab

Preview with #21B01F

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

Preview Lab → · Contrast checker → · Palette generator →