#63C64B#63C64B

#63C64B is a light, vivid green. Relative luminance 0.435; OKLCH L 74.1% C 0.186 H 139.9°. Best body text is #000000 at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#63C64B
RGB	rgb(99, 198, 75)
HSL	hsl(108, 52%, 54%)
HSV	hsv(108, 62%, 78%)
CMYK	cmyk(50%, 0%, 62.1%, 22.4%)
CIE-LAB	lab(71.92, -51.90, 51.48)
CIE-LCH	lch(71.92, 73.10, 135.23°)
OKLab	oklab(74.06% -0.1423 0.1198)
OKLCH	oklch(74.06% 0.186 139.9)
XYZ	xyz(26.6086, 43.5468, 13.6585)
Luminance	0.4355 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C64B #AE4BC6

analogous

#A0C64B #63C64B #4BC670

triadic

#63C64B #4B63C6 #C64B63

tetradic

#63C64B #4BA0C6 #AE4BC6 #C6704B

square

#63C64B #4BA0C6 #AE4BC6 #C6704B

split-complementary

#63C64B #704BC6 #C64BA0

monochromatic

#337224 #48A133 #63C64B #8BD579 #B4E3A8

Accessibility & contrast

On white

2.16

#63C64B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.71

#63C64B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C64B

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C64B	#FFFFFF	#000000	##000000
##63C64B	1.00	2.16	9.71	9.71
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.71	21.00	1.00	1.00
##000000	9.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB63D

Deuteranopia (green-blind)

#BEAD55

Tritanopia (blue-blind)

#59C0AC

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #63c64b;
/* rgb */ color: rgb(99, 198, 75);
/* oklch */ color: oklch(74.1% 0.186 139.9);

Tailwind

colors: {
  custom: {
    50: '#97d882',
    500: '#63c64b',
    950: '#000000',
  },
}

SCSS

$custom: #63c64b;
$custom-light: #97d882;
$custom-dark: #000000;

JSON

{
  "hex": "#63c64b",
  "rgb": {
    "r": 99,
    "g": 198,
    "b": 75
  },
  "hsl": {
    "h": 108.293,
    "s": 51.899,
    "l": 53.529
  },
  "oklch": {
    "l": 0.74056,
    "c": 0.18604,
    "h": 139.9
  },
  "luminance": 0.43549
}

Semantic roles & 50–950 ramp

primary

#63C64B

secondary

#C69CD1

accent

#4CDBBF

background

#F9FDF8

surface

#F2FAEF

border

#CCD3CA

text

#0E140B

muted

#7E837C

Preview Lab

Preview with #63C64B

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

Preview Lab → · Contrast checker → · Palette generator →