#21CA39#21CA39

#21CA39 is a light, highly saturated green. Relative luminance 0.429; OKLCH L 73.2% C 0.225 H 144.3°. Best body text is #000000 at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#21CA39
RGB	rgb(33, 202, 57)
HSL	hsl(129, 72%, 46%)
HSV	hsv(129, 84%, 79%)
CMYK	cmyk(83.7%, 0%, 71.8%, 20.8%)
CIE-LAB	lab(71.46, -67.74, 57.76)
CIE-LCH	lch(71.46, 89.02, 139.55°)
OKLab	oklab(73.18% -0.1829 0.1314)
OKLCH	oklch(73.18% 0.225 144.3)
XYZ	xyz(22.4847, 42.8570, 10.9573)
Luminance	0.4286 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21CA39 #CA21B2

analogous

#5DCA21 #21CA39 #21CA8D

triadic

#21CA39 #3921CA #CA3921

tetradic

#21CA39 #215DCA #CA21B2 #CA8D21

square

#21CA39 #215DCA #CA21B2 #CA8D21

split-complementary

#21CA39 #8D21CA #CA215D

monochromatic

#10611B #18952A #21CA39 #47E15D #7CEA8B

Accessibility & contrast

On white

2.19

#21CA39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.57

#21CA39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21CA39

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21CA39	#FFFFFF	#000000	##000000
##21CA39	1.00	2.19	9.57	9.57
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.57	21.00	1.00	1.00
##000000	9.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB620

Deuteranopia (green-blind)

#BCAA48

Tritanopia (blue-blind)

#00C4AE

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #21ca39;
/* rgb */ color: rgb(33, 202, 57);
/* oklch */ color: oklch(73.2% 0.225 144.3);

Tailwind

colors: {
  custom: {
    50: '#7edc78',
    500: '#21ca39',
    950: '#000000',
  },
}

SCSS

$custom: #21ca39;
$custom-light: #7edc78;
$custom-dark: #000000;

JSON

{
  "hex": "#21ca39",
  "rgb": {
    "r": 33,
    "g": 202,
    "b": 57
  },
  "hsl": {
    "h": 128.521,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.73177,
    "c": 0.22523,
    "h": 144.3
  },
  "luminance": 0.4286
}

Semantic roles & 50–950 ramp

primary

#21CA39

secondary

#D275C4

accent

#39D5EF

background

#F8FDF7

surface

#F0FBEE

border

#CBD4C9

text

#0C1509

muted

#7D837B

Preview Lab

Preview with #21CA39

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

Preview Lab → · Contrast checker → · Palette generator →