#63BB2D#63BB2D

#63BB2D is a light, vivid yellow-green. Relative luminance 0.384; OKLCH L 71.0% C 0.192 H 136.4°. Best body text is #000000 at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#63BB2D
RGB	rgb(99, 187, 45)
HSL	hsl(97, 61%, 45%)
HSV	hsv(97, 76%, 73%)
CMYK	cmyk(47.1%, 0%, 75.9%, 26.7%)
CIE-LAB	lab(68.30, -50.04, 59.34)
CIE-LCH	lch(68.30, 77.62, 130.14°)
OKLab	oklab(71.01% -0.1392 0.1326)
OKLCH	oklch(71.01% 0.192 136.4)
XYZ	xyz(23.3889, 38.3812, 8.6580)
Luminance	0.3838 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BB2D #852DBB

analogous

#AABB2D #63BB2D #2DBB3E

triadic

#63BB2D #2D63BB #BB2D63

tetradic

#63BB2D #2DAABB #852DBB #BB3E2D

square

#63BB2D #2DAABB #852DBB #BB3E2D

split-complementary

#63BB2D #3E2DBB #BB2DAA

monochromatic

#2F5815 #498A21 #63BB2D #83D550 #A6E182

Accessibility & contrast

On white

2.42

#63BB2D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.68

#63BB2D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BB2D

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BB2D	#FFFFFF	#000000	##000000
##63BB2D	1.00	2.42	8.68	8.68
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.68	21.00	1.00	1.00
##000000	8.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AB0B

Deuteranopia (green-blind)

#B6A43C

Tritanopia (blue-blind)

#5FB4A0

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #63bb2d;
/* rgb */ color: rgb(99, 187, 45);
/* oklch */ color: oklch(71.0% 0.192 136.4);

Tailwind

colors: {
  custom: {
    50: '#97d070',
    500: '#63bb2d',
    950: '#000000',
  },
}

SCSS

$custom: #63bb2d;
$custom-light: #97d070;
$custom-dark: #000000;

JSON

{
  "hex": "#63bb2d",
  "rgb": {
    "r": 99,
    "g": 187,
    "b": 45
  },
  "hsl": {
    "h": 97.183,
    "s": 61.207,
    "l": 45.49
  },
  "oklch": {
    "l": 0.71007,
    "c": 0.19227,
    "h": 136.4
  },
  "luminance": 0.38383
}

Semantic roles & 50–950 ramp

primary

#63BB2D

secondary

#AB7ACA

accent

#43E4A7

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1408

muted

#7E827B

Preview Lab

Preview with #63BB2D

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

Preview Lab → · Contrast checker → · Palette generator →