#63C551#63C551

#63C551 is a light, vivid green. Relative luminance 0.432; OKLCH L 73.9% C 0.180 H 140.7°. Best body text is #000000 at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#63C551
RGB	rgb(99, 197, 81)
HSL	hsl(111, 50%, 55%)
HSV	hsv(111, 59%, 77%)
CMYK	cmyk(49.7%, 0%, 58.9%, 22.7%)
CIE-LAB	lab(71.68, -50.87, 48.53)
CIE-LCH	lch(71.68, 70.31, 136.35°)
OKLab	oklab(73.87% -0.1392 0.1141)
OKLCH	oklch(73.87% 0.18 140.7)
XYZ	xyz(26.5959, 43.1773, 14.7156)
Luminance	0.4318 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C551 #B351C5

analogous

#9DC551 #63C551 #51C579

triadic

#63C551 #5163C5 #C55163

tetradic

#63C551 #519DC5 #B351C5 #C57951

square

#63C551 #519DC5 #B351C5 #C57951

split-complementary

#63C551 #7951C5 #C5519D

monochromatic

#337527 #47A336 #63C551 #8CD47F #B5E4AD

Accessibility & contrast

On white

2.18

#63C551 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.64

#63C551 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C551

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C551	#FFFFFF	#000000	##000000
##63C551	1.00	2.18	9.64	9.64
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.64	21.00	1.00	1.00
##000000	9.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB545

Deuteranopia (green-blind)

#BDAC5A

Tritanopia (blue-blind)

#59BFAC

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #63c551;
/* rgb */ color: rgb(99, 197, 81);
/* oklch */ color: oklch(73.9% 0.180 140.7);

Tailwind

colors: {
  custom: {
    50: '#97d786',
    500: '#63c551',
    950: '#000000',
  },
}

SCSS

$custom: #63c551;
$custom-light: #97d786;
$custom-dark: #000000;

JSON

{
  "hex": "#63c551",
  "rgb": {
    "r": 99,
    "g": 197,
    "b": 81
  },
  "hsl": {
    "h": 110.69,
    "s": 50,
    "l": 54.51
  },
  "oklch": {
    "l": 0.7387,
    "c": 0.17997,
    "h": 140.7
  },
  "luminance": 0.43179
}

Semantic roles & 50–950 ramp

primary

#63C551

secondary

#CAA0D1

accent

#4EDAC4

background

#F9FDF8

surface

#F2FAF0

border

#CCD3CB

text

#0E140B

muted

#7E837C

Preview Lab

Preview with #63C551

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

Preview Lab → · Contrast checker → · Palette generator →