#63B730#63B730

#63B730 is a light, vivid yellow-green. Relative luminance 0.367; OKLCH L 70.0% C 0.186 H 136.3°. Best body text is #000000 at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#63B730
RGB	rgb(99, 183, 48)
HSL	hsl(97, 58%, 45%)
HSV	hsv(97, 74%, 72%)
CMYK	cmyk(45.9%, 0%, 73.8%, 28.2%)
CIE-LAB	lab(67.08, -48.27, 57.11)
CIE-LCH	lch(67.08, 74.77, 130.20°)
OKLab	oklab(70.01% -0.1343 0.1284)
OKLCH	oklch(70.01% 0.186 136.3)
XYZ	xyz(22.6120, 36.7316, 8.6941)
Luminance	0.3673 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B730 #8430B7

analogous

#A7B730 #63B730 #30B740

triadic

#63B730 #3063B7 #B73063

tetradic

#63B730 #30A7B7 #8430B7 #B74030

square

#63B730 #30A7B7 #8430B7 #B74030

split-complementary

#63B730 #4030B7 #B730A7

monochromatic

#2F5617 #498723 #63B730 #83D252 #A6DE83

Accessibility & contrast

On white

2.52

#63B730 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.35

#63B730 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B730

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B730	#FFFFFF	#000000	##000000
##63B730	1.00	2.52	8.35	8.35
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.35	21.00	1.00	1.00
##000000	8.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDA816

Deuteranopia (green-blind)

#B2A13E

Tritanopia (blue-blind)

#5FB09D

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #63b730;
/* rgb */ color: rgb(99, 183, 48);
/* oklch */ color: oklch(70.0% 0.186 136.3);

Tailwind

colors: {
  custom: {
    50: '#97cd71',
    500: '#63b730',
    950: '#000000',
  },
}

SCSS

$custom: #63b730;
$custom-light: #97cd71;
$custom-dark: #000000;

JSON

{
  "hex": "#63b730",
  "rgb": {
    "r": 99,
    "g": 183,
    "b": 48
  },
  "hsl": {
    "h": 97.333,
    "s": 58.442,
    "l": 45.294
  },
  "oklch": {
    "l": 0.70006,
    "c": 0.18575,
    "h": 136.3
  },
  "luminance": 0.36733
}

Semantic roles & 50–950 ramp

primary

#63B730

secondary

#AB7BC8

accent

#46E2A7

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63B730

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

Preview Lab → · Contrast checker → · Palette generator →