#63BB22#63BB22

#63BB22 is a light, vivid yellow-green. Relative luminance 0.383; OKLCH L 70.9% C 0.198 H 135.8°. Best body text is #000000 at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#63BB22
RGB	rgb(99, 187, 34)
HSL	hsl(95, 69%, 43%)
HSV	hsv(95, 82%, 73%)
CMYK	cmyk(47.1%, 0%, 81.8%, 26.7%)
CIE-LAB	lab(68.25, -50.63, 62.60)
CIE-LCH	lch(68.25, 80.52, 128.97°)
OKLab	oklab(70.95% -0.1415 0.1378)
OKLCH	oklch(70.95% 0.198 135.8)
XYZ	xyz(23.2041, 38.3073, 7.6844)
Luminance	0.3831 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BB22 #7A22BB

analogous

#AFBB22 #63BB22 #22BB2D

triadic

#63BB22 #2263BB #BB2263

tetradic

#63BB22 #22AFBB #7A22BB #BB2D22

square

#63BB22 #22AFBB #7A22BB #BB2D22

split-complementary

#63BB22 #2D22BB #BB22AF

monochromatic

#2C530F #488719 #63BB22 #81DC3E #A3E572

Accessibility & contrast

On white

2.42

#63BB22 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.66

#63BB22 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BB22

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BB22	#FFFFFF	#000000	##000000
##63BB22	1.00	2.42	8.66	8.66
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.66	21.00	1.00	1.00
##000000	8.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AB00

Deuteranopia (green-blind)

#B6A435

Tritanopia (blue-blind)

#5FB49F

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #63bb22;
/* rgb */ color: rgb(99, 187, 34);
/* oklch */ color: oklch(70.9% 0.198 135.8);

Tailwind

colors: {
  custom: {
    50: '#98d06c',
    500: '#63bb22',
    950: '#000000',
  },
}

SCSS

$custom: #63bb22;
$custom-light: #98d06c;
$custom-dark: #000000;

JSON

{
  "hex": "#63bb22",
  "rgb": {
    "r": 99,
    "g": 187,
    "b": 34
  },
  "hsl": {
    "h": 94.51,
    "s": 69.231,
    "l": 43.333
  },
  "oklch": {
    "l": 0.70945,
    "c": 0.19751,
    "h": 135.8
  },
  "luminance": 0.38309
}

Semantic roles & 50–950 ramp

primary

#63BB22

secondary

#A46DCC

accent

#3CECA1

background

#F9FCF6

surface

#F2F9EC

border

#CCD2C7

text

#0F1408

muted

#7E827A

Preview Lab

Preview with #63BB22

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

Preview Lab → · Contrast checker → · Palette generator →