#63C83B#63C83B

#63C83B is a light, vivid green. Relative luminance 0.443; OKLCH L 74.4% C 0.200 H 138.3°. Best body text is #000000 at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#63C83B
RGB	rgb(99, 200, 59)
HSL	hsl(103, 56%, 51%)
HSV	hsv(103, 71%, 78%)
CMYK	cmyk(50.5%, 0%, 70.5%, 21.6%)
CIE-LAB	lab(72.41, -54.08, 58.50)
CIE-LCH	lch(72.41, 79.67, 132.75°)
OKLab	oklab(74.41% -0.1492 0.1328)
OKLCH	oklch(74.41% 0.2 138.3)
XYZ	xyz(26.5883, 44.2750, 11.2817)
Luminance	0.4428 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C83B #A03BC8

analogous

#A9C83B #63C83B #3BC859

triadic

#63C83B #3B63C8 #C83B63

tetradic

#63C83B #3BA9C8 #A03BC8 #C8593B

square

#63C83B #3BA9C8 #A03BC8 #C8593B

split-complementary

#63C83B #593BC8 #C83BA9

monochromatic

#346B1E #4B9A2B #63C83B #89D56B #AFE39B

Accessibility & contrast

On white

2.13

#63C83B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.86

#63C83B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C83B

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C83B	#FFFFFF	#000000	##000000
##63C83B	1.00	2.13	9.86	9.86
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.86	21.00	1.00	1.00
##000000	9.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB724

Deuteranopia (green-blind)

#C1AE48

Tritanopia (blue-blind)

#5BC1AC

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #63c83b;
/* rgb */ color: rgb(99, 200, 59);
/* oklch */ color: oklch(74.4% 0.200 138.3);

Tailwind

colors: {
  custom: {
    50: '#98d979',
    500: '#63c83b',
    950: '#000000',
  },
}

SCSS

$custom: #63c83b;
$custom-light: #98d979;
$custom-dark: #000000;

JSON

{
  "hex": "#63c83b",
  "rgb": {
    "r": 99,
    "g": 200,
    "b": 59
  },
  "hsl": {
    "h": 102.979,
    "s": 56.175,
    "l": 50.784
  },
  "oklch": {
    "l": 0.74415,
    "c": 0.19975,
    "h": 138.3
  },
  "luminance": 0.44277
}

Semantic roles & 50–950 ramp

primary

#63C83B

secondary

#BD90CF

accent

#48DFB5

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0F150A

muted

#7E837C

Preview Lab

Preview with #63C83B

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

Preview Lab → · Contrast checker → · Palette generator →