#21AC37#21AC37

#21AC37 is a light, vivid green. Relative luminance 0.301; OKLCH L 65.1% C 0.193 H 144.9°. Best body text is #000000 at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#21AC37
RGB	rgb(33, 172, 55)
HSL	hsl(129, 68%, 40%)
HSV	hsv(129, 81%, 67%)
CMYK	cmyk(80.8%, 0%, 68%, 32.5%)
CIE-LAB	lab(61.74, -58.63, 48.30)
CIE-LCH	lch(61.74, 75.96, 140.51°)
OKLab	oklab(65.09% -0.1582 0.1114)
OKLCH	oklch(65.09% 0.193 144.9)
XYZ	xyz(16.0682, 30.1023, 8.5772)
Luminance	0.3010 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21AC37 #AC2196

analogous

#51AC21 #21AC37 #21AC7C

triadic

#21AC37 #3721AC #AC3721

tetradic

#21AC37 #2151AC #AC2196 #AC7C21

square

#21AC37 #2151AC #AC2196 #AC7C21

split-complementary

#21AC37 #7C21AC #AC2151

monochromatic

#0D4516 #177927 #21AC37 #32D84D #66E279

Accessibility & contrast

On white

2.99

#21AC37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.02

#21AC37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AC37

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21AC37	#FFFFFF	#000000	##000000
##21AC37	1.00	2.99	7.02	7.02
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.02	21.00	1.00	1.00
##000000	7.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9B27

Deuteranopia (green-blind)

#A09142

Tritanopia (blue-blind)

#00A794

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #21ac37;
/* rgb */ color: rgb(33, 172, 55);
/* oklch */ color: oklch(65.1% 0.193 144.9);

Tailwind

colors: {
  custom: {
    50: '#76c674',
    500: '#21ac37',
    950: '#000000',
  },
}

SCSS

$custom: #21ac37;
$custom-light: #76c674;
$custom-dark: #000000;

JSON

{
  "hex": "#21ac37",
  "rgb": {
    "r": 33,
    "g": 172,
    "b": 55
  },
  "hsl": {
    "h": 129.496,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.65091,
    "c": 0.19344,
    "h": 144.9
  },
  "luminance": 0.30104
}

Semantic roles & 50–950 ramp

primary

#21AC37

secondary

#C762B7

accent

#3DCFEB

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1308

muted

#7C827B

Preview Lab

Preview with #21AC37

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

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