#21B01C#21B01C

#21B01C is a light, highly saturated green. Relative luminance 0.315; OKLCH L 66.0% C 0.212 H 142.4°. Best body text is #000000 at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#21B01C
RGB	rgb(33, 176, 28)
HSL	hsl(118, 73%, 40%)
HSV	hsv(118, 84%, 69%)
CMYK	cmyk(81.3%, 0%, 84.1%, 31%)
CIE-LAB	lab(62.89, -61.91, 58.63)
CIE-LCH	lch(62.89, 85.26, 136.56°)
OKLab	oklab(65.99% -0.1682 0.1294)
OKLCH	oklch(65.99% 0.212 142.4)
XYZ	xyz(16.3611, 31.4558, 6.3077)
Luminance	0.3146 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B01C #AB1CB0

analogous

#6BB01C #21B01C #1CB061

triadic

#21B01C #1C21B0 #B01C21

tetradic

#21B01C #1C6BB0 #AB1CB0 #B0611C

square

#21B01C #1C6BB0 #AB1CB0 #B0611C

split-complementary

#21B01C #611CB0 #B01C6B

monochromatic

#0D460B #177B14 #21B01C #32DD2C #65E661

Accessibility & contrast

On white

2.88

#21B01C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.29

#21B01C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B01C

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B01C	#FFFFFF	#000000	##000000
##21B01C	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)

#B49E00

Deuteranopia (green-blind)

#A59430

Tritanopia (blue-blind)

#00AB96

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #21b01c;
/* rgb */ color: rgb(33, 176, 28);
/* oklch */ color: oklch(66.0% 0.212 142.4);

Tailwind

colors: {
  custom: {
    50: '#79c967',
    500: '#21b01c',
    950: '#000000',
  },
}

SCSS

$custom: #21b01c;
$custom-light: #79c967;
$custom-dark: #000000;

JSON

{
  "hex": "#21b01c",
  "rgb": {
    "r": 33,
    "g": 176,
    "b": 28
  },
  "hsl": {
    "h": 117.973,
    "s": 72.549,
    "l": 40
  },
  "oklch": {
    "l": 0.65994,
    "c": 0.21224,
    "h": 142.4
  },
  "luminance": 0.31458
}

Semantic roles & 50–950 ramp

primary

#21B01C

secondary

#C75ECA

accent

#39EFE9

background

#F8FCF6

surface

#EFF8EB

border

#CAD1C6

text

#0B1307

muted

#7C827A

Preview Lab

Preview with #21B01C

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

Preview Lab → · Contrast checker → · Palette generator →