#63BD2D#63BD2D

#63BD2D is a light, vivid yellow-green. Relative luminance 0.392; OKLCH L 71.5% C 0.195 H 136.6°. Best body text is #000000 at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#63BD2D
RGB	rgb(99, 189, 45)
HSL	hsl(98, 62%, 46%)
HSV	hsv(98, 76%, 74%)
CMYK	cmyk(47.6%, 0%, 76.2%, 25.9%)
CIE-LAB	lab(68.92, -50.82, 59.94)
CIE-LCH	lch(68.92, 78.59, 130.29°)
OKLab	oklab(71.52% -0.1413 0.1339)
OKLCH	oklch(71.52% 0.195 136.6)
XYZ	xyz(23.8162, 39.2357, 8.8004)
Luminance	0.3924 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BD2D #872DBD

analogous

#ABBD2D #63BD2D #2DBD3F

triadic

#63BD2D #2D63BD #BD2D63

tetradic

#63BD2D #2DABBD #872DBD #BD3F2D

square

#63BD2D #2DABBD #872DBD #BD3F2D

split-complementary

#63BD2D #3F2DBD #BD2DAB

monochromatic

#2F5A15 #498C21 #63BD2D #83D652 #A6E183

Accessibility & contrast

On white

2.37

#63BD2D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.85

#63BD2D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BD2D

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BD2D	#FFFFFF	#000000	##000000
##63BD2D	1.00	2.37	8.85	8.85
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.85	21.00	1.00	1.00
##000000	8.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AD09

Deuteranopia (green-blind)

#B8A53C

Tritanopia (blue-blind)

#5EB6A2

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63bd2d;
/* rgb */ color: rgb(99, 189, 45);
/* oklch */ color: oklch(71.5% 0.195 136.6);

Tailwind

colors: {
  custom: {
    50: '#97d171',
    500: '#63bd2d',
    950: '#000000',
  },
}

SCSS

$custom: #63bd2d;
$custom-light: #97d171;
$custom-dark: #000000;

JSON

{
  "hex": "#63bd2d",
  "rgb": {
    "r": 99,
    "g": 189,
    "b": 45
  },
  "hsl": {
    "h": 97.5,
    "s": 61.538,
    "l": 45.882
  },
  "oklch": {
    "l": 0.71517,
    "c": 0.19466,
    "h": 136.6
  },
  "luminance": 0.39237
}

Semantic roles & 50–950 ramp

primary

#63BD2D

secondary

#AD7BCB

accent

#43E5A8

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1408

muted

#7E827B

Preview Lab

Preview with #63BD2D

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

Preview Lab → · Contrast checker → · Palette generator →