#63B830#63B830

#63B830 is a light, vivid yellow-green. Relative luminance 0.371; OKLCH L 70.3% C 0.187 H 136.4°. Best body text is #000000 at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#63B830
RGB	rgb(99, 184, 48)
HSL	hsl(98, 59%, 45%)
HSV	hsv(98, 74%, 72%)
CMYK	cmyk(46.2%, 0%, 73.9%, 27.8%)
CIE-LAB	lab(67.39, -48.66, 57.42)
CIE-LCH	lch(67.39, 75.27, 130.28°)
OKLab	oklab(70.26% -0.1353 0.129)
OKLCH	oklch(70.26% 0.187 136.4)
XYZ	xyz(22.8190, 37.1456, 8.7631)
Luminance	0.3715 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B830 #8530B8

analogous

#A7B830 #63B830 #30B841

triadic

#63B830 #3063B8 #B83063

tetradic

#63B830 #30A7B8 #8530B8 #B84130

square

#63B830 #30A7B8 #8530B8 #B84130

split-complementary

#63B830 #4130B8 #B830A7

monochromatic

#2F5717 #498723 #63B830 #83D253 #A6DF84

Accessibility & contrast

On white

2.49

#63B830 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.43

#63B830 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B830

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B830	#FFFFFF	#000000	##000000
##63B830	1.00	2.49	8.43	8.43
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.43	21.00	1.00	1.00
##000000	8.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA815

Deuteranopia (green-blind)

#B3A13E

Tritanopia (blue-blind)

#5FB19E

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #63b830;
/* rgb */ color: rgb(99, 184, 48);
/* oklch */ color: oklch(70.3% 0.187 136.4);

Tailwind

colors: {
  custom: {
    50: '#97ce72',
    500: '#63b830',
    950: '#000000',
  },
}

SCSS

$custom: #63b830;
$custom-light: #97ce72;
$custom-dark: #000000;

JSON

{
  "hex": "#63b830",
  "rgb": {
    "r": 99,
    "g": 184,
    "b": 48
  },
  "hsl": {
    "h": 97.5,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.70261,
    "c": 0.18696,
    "h": 136.4
  },
  "luminance": 0.37147
}

Semantic roles & 50–950 ramp

primary

#63B830

secondary

#AB7CC8

accent

#46E2A7

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1408

muted

#7E827B

Preview Lab

Preview with #63B830

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

Preview Lab → · Contrast checker → · Palette generator →