#63B330#63B330

#63B330 is a light, vivid yellow-green. Relative luminance 0.351; OKLCH L 69.0% C 0.181 H 135.9°. Best body text is #000000 at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#63B330
RGB	rgb(99, 179, 48)
HSL	hsl(97, 58%, 45%)
HSV	hsv(97, 73%, 70%)
CMYK	cmyk(44.7%, 0%, 73.2%, 29.8%)
CIE-LAB	lab(65.83, -46.66, 55.87)
CIE-LCH	lch(65.83, 72.79, 129.87°)
OKLab	oklab(68.98% -0.1299 0.1258)
OKLCH	oklch(68.98% 0.181 135.9)
XYZ	xyz(21.7986, 35.1049, 8.4230)
Luminance	0.3511 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B330 #8030B3

analogous

#A5B330 #63B330 #30B33F

triadic

#63B330 #3063B3 #B33063

tetradic

#63B330 #30A5B3 #8030B3 #B33F30

square

#63B330 #30A5B3 #8030B3 #B33F30

split-complementary

#63B330 #3F30B3 #B330A5

monochromatic

#2E5216 #488323 #63B330 #82D050 #A4DD80

Accessibility & contrast

On white

2.62

#63B330 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.02

#63B330 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B330

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B330	#FFFFFF	#000000	##000000
##63B330	1.00	2.62	8.02	8.02
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.02	21.00	1.00	1.00
##000000	8.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A418

Deuteranopia (green-blind)

#AF9D3D

Tritanopia (blue-blind)

#60AC9A

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #63b330;
/* rgb */ color: rgb(99, 179, 48);
/* oklch */ color: oklch(69.0% 0.181 135.9);

Tailwind

colors: {
  custom: {
    50: '#96ca71',
    500: '#63b330',
    950: '#000000',
  },
}

SCSS

$custom: #63b330;
$custom-light: #96ca71;
$custom-dark: #000000;

JSON

{
  "hex": "#63b330",
  "rgb": {
    "r": 99,
    "g": 179,
    "b": 48
  },
  "hsl": {
    "h": 96.641,
    "s": 57.709,
    "l": 44.51
  },
  "oklch": {
    "l": 0.68984,
    "c": 0.18082,
    "h": 135.9
  },
  "luminance": 0.35106
}

Semantic roles & 50–950 ramp

primary

#63B330

secondary

#A879C6

accent

#47E1A5

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63B330

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

Preview Lab → · Contrast checker → · Palette generator →