#63BD2A#63BD2A

#63BD2A is a light, vivid yellow-green. Relative luminance 0.392; OKLCH L 71.5% C 0.196 H 136.4°. Best body text is #000000 at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#63BD2A
RGB	rgb(99, 189, 42)
HSL	hsl(97, 64%, 45%)
HSV	hsv(97, 78%, 74%)
CMYK	cmyk(47.6%, 0%, 77.8%, 25.9%)
CIE-LAB	lab(68.91, -51.00, 60.89)
CIE-LCH	lch(68.91, 79.42, 129.95°)
OKLab	oklab(71.5% -0.142 0.1354)
OKLCH	oklch(71.5% 0.196 136.4)
XYZ	xyz(23.7604, 39.2134, 8.5070)
Luminance	0.3921 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BD2A #842ABD

analogous

#ACBD2A #63BD2A #2ABD3B

triadic

#63BD2A #2A63BD #BD2A63

tetradic

#63BD2A #2AACBD #842ABD #BD3B2A

square

#63BD2A #2AACBD #842ABD #BD3B2A

split-complementary

#63BD2A #3B2ABD #BD2AAC

monochromatic

#2F5914 #498B1F #63BD2A #83D74D #A6E37F

Accessibility & contrast

On white

2.37

#63BD2A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.84

#63BD2A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BD2A

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BD2A	#FFFFFF	#000000	##000000
##63BD2A	1.00	2.37	8.84	8.84
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.84	21.00	1.00	1.00
##000000	8.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AD00

Deuteranopia (green-blind)

#B8A53A

Tritanopia (blue-blind)

#5FB6A2

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63bd2a;
/* rgb */ color: rgb(99, 189, 42);
/* oklch */ color: oklch(71.5% 0.196 136.4);

Tailwind

colors: {
  custom: {
    50: '#98d16f',
    500: '#63bd2a',
    950: '#000000',
  },
}

SCSS

$custom: #63bd2a;
$custom-light: #98d16f;
$custom-dark: #000000;

JSON

{
  "hex": "#63bd2a",
  "rgb": {
    "r": 99,
    "g": 189,
    "b": 42
  },
  "hsl": {
    "h": 96.735,
    "s": 63.636,
    "l": 45.294
  },
  "oklch": {
    "l": 0.71499,
    "c": 0.1962,
    "h": 136.4
  },
  "luminance": 0.39215
}

Semantic roles & 50–950 ramp

primary

#63BD2A

secondary

#AB78CB

accent

#41E7A6

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1408

muted

#7E827B

Preview Lab

Preview with #63BD2A

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

Preview Lab → · Contrast checker → · Palette generator →