#21B331#21B331

#21B331 is a light, highly saturated green. Relative luminance 0.328; OKLCH L 66.9% C 0.205 H 144.0°. Best body text is #000000 at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#21B331
RGB	rgb(33, 179, 49)
HSL	hsl(127, 69%, 42%)
HSV	hsv(127, 82%, 70%)
CMYK	cmyk(81.6%, 0%, 72.6%, 29.8%)
CIE-LAB	lab(63.98, -61.40, 53.03)
CIE-LCH	lch(63.98, 81.13, 139.18°)
OKLab	oklab(66.94% -0.166 0.1205)
OKLCH	oklch(66.94% 0.205 144)
XYZ	xyz(17.3005, 32.7832, 8.3211)
Luminance	0.3278 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B331 #B321A3

analogous

#5AB321 #21B331 #21B37A

triadic

#21B331 #3121B3 #B33121

tetradic

#21B331 #215AB3 #B321A3 #B37A21

square

#21B331 #215AB3 #B321A3 #B37A21

split-complementary

#21B331 #7A21B3 #B3215A

monochromatic

#0E4C15 #177F23 #21B331 #37DA49 #6BE478

Accessibility & contrast

On white

2.78

#21B331 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.56

#21B331 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B331

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B331	#FFFFFF	#000000	##000000
##21B331	1.00	2.78	7.56	7.56
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.56	21.00	1.00	1.00
##000000	7.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A21A

Deuteranopia (green-blind)

#A7973E

Tritanopia (blue-blind)

#00AE9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #21b331;
/* rgb */ color: rgb(33, 179, 49);
/* oklch */ color: oklch(66.9% 0.205 144.0);

Tailwind

colors: {
  custom: {
    50: '#78cb71',
    500: '#21b331',
    950: '#000000',
  },
}

SCSS

$custom: #21b331;
$custom-light: #78cb71;
$custom-dark: #000000;

JSON

{
  "hex": "#21b331",
  "rgb": {
    "r": 33,
    "g": 179,
    "b": 49
  },
  "hsl": {
    "h": 126.575,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.66941,
    "c": 0.20513,
    "h": 144
  },
  "luminance": 0.32785
}

Semantic roles & 50–950 ramp

primary

#21B331

secondary

#CA66BF

accent

#3CD8EC

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #21B331

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

Preview Lab → · Contrast checker → · Palette generator →