#63B83B#63B83B

#63B83B is a light, vivid green. Relative luminance 0.372; OKLCH L 70.3% C 0.180 H 137.3°. Best body text is #000000 at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#63B83B
RGB	rgb(99, 184, 59)
HSL	hsl(101, 51%, 48%)
HSV	hsv(101, 68%, 72%)
CMYK	cmyk(46.2%, 0%, 67.9%, 27.8%)
CIE-LAB	lab(67.46, -47.84, 53.33)
CIE-LCH	lch(67.46, 71.64, 131.89°)
OKLab	oklab(70.35% -0.1323 0.1219)
OKLCH	oklch(70.35% 0.18 137.3)
XYZ	xyz(23.0748, 37.2479, 10.1105)
Luminance	0.3725 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B83B #903BB8

analogous

#A1B83B #63B83B #3BB852

triadic

#63B83B #3B63B8 #B83B63

tetradic

#63B83B #3BA1B8 #903BB8 #B8523B

square

#63B83B #3BA1B8 #903BB8 #B8523B

split-complementary

#63B83B #523BB8 #B83BA1

monochromatic

#315B1D #4A8A2C #63B83B #85CD63 #A9DC92

Accessibility & contrast

On white

2.49

#63B83B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.45

#63B83B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B83B

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B83B	#FFFFFF	#000000	##000000
##63B83B	1.00	2.49	8.45	8.45
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.45	21.00	1.00	1.00
##000000	8.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA929

Deuteranopia (green-blind)

#B3A246

Tritanopia (blue-blind)

#5EB29F

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #63b83b;
/* rgb */ color: rgb(99, 184, 59);
/* oklch */ color: oklch(70.3% 0.180 137.3);

Tailwind

colors: {
  custom: {
    50: '#96ce77',
    500: '#63b83b',
    950: '#000000',
  },
}

SCSS

$custom: #63b83b;
$custom-light: #96ce77;
$custom-dark: #000000;

JSON

{
  "hex": "#63b83b",
  "rgb": {
    "r": 99,
    "g": 184,
    "b": 59
  },
  "hsl": {
    "h": 100.8,
    "s": 51.44,
    "l": 47.647
  },
  "oklch": {
    "l": 0.70348,
    "c": 0.17995,
    "h": 137.3
  },
  "luminance": 0.37249
}

Semantic roles & 50–950 ramp

primary

#63B83B

secondary

#B388C7

accent

#4DDBAD

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1409

muted

#7E827B

Preview Lab

Preview with #63B83B

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

Preview Lab → · Contrast checker → · Palette generator →