#63B42C#63B42C

#63B42C is a light, vivid yellow-green. Relative luminance 0.355; OKLCH L 69.2% C 0.184 H 135.7°. Best body text is #000000 at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#63B42C
RGB	rgb(99, 180, 44)
HSL	hsl(96, 61%, 44%)
HSV	hsv(96, 76%, 71%)
CMYK	cmyk(45%, 0%, 75.6%, 29.4%)
CIE-LAB	lab(66.12, -47.33, 57.55)
CIE-LCH	lch(66.12, 74.51, 129.43°)
OKLab	oklab(69.21% -0.132 0.1287)
OKLCH	oklch(69.21% 0.184 135.7)
XYZ	xyz(21.9209, 35.4757, 8.0748)
Luminance	0.3548 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B42C #7D2CB4

analogous

#A7B42C #63B42C #2CB439

triadic

#63B42C #2C63B4 #B42C63

tetradic

#63B42C #2CA7B4 #7D2CB4 #B4392C

square

#63B42C #2CA7B4 #7D2CB4 #B4392C

split-complementary

#63B42C #392CB4 #B42CA7

monochromatic

#2D5214 #488320 #63B42C #82D34A #A4DF7C

Accessibility & contrast

On white

2.59

#63B42C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.10

#63B42C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B42C

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B42C	#FFFFFF	#000000	##000000
##63B42C	1.00	2.59	8.10	8.10
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.10	21.00	1.00	1.00
##000000	8.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA50D

Deuteranopia (green-blind)

#B09E3A

Tritanopia (blue-blind)

#60AD9A

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #63b42c;
/* rgb */ color: rgb(99, 180, 44);
/* oklch */ color: oklch(69.2% 0.184 135.7);

Tailwind

colors: {
  custom: {
    50: '#96cb6f',
    500: '#63b42c',
    950: '#000000',
  },
}

SCSS

$custom: #63b42c;
$custom-light: #96cb6f;
$custom-dark: #000000;

JSON

{
  "hex": "#63b42c",
  "rgb": {
    "r": 99,
    "g": 180,
    "b": 44
  },
  "hsl": {
    "h": 95.735,
    "s": 60.714,
    "l": 43.922
  },
  "oklch": {
    "l": 0.69212,
    "c": 0.18436,
    "h": 135.7
  },
  "luminance": 0.35477
}

Semantic roles & 50–950 ramp

primary

#63B42C

secondary

#A675C7

accent

#44E4A3

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63B42C

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

Preview Lab → · Contrast checker → · Palette generator →