#63C53B#63C53B

#63C53B is a light, vivid green. Relative luminance 0.429; OKLCH L 73.7% C 0.196 H 138.2°. Best body text is #000000 at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#63C53B
RGB	rgb(99, 197, 59)
HSL	hsl(103, 54%, 50%)
HSV	hsv(103, 70%, 77%)
CMYK	cmyk(49.7%, 0%, 70.1%, 22.7%)
CIE-LAB	lab(71.49, -52.94, 57.54)
CIE-LCH	lch(71.49, 78.19, 132.61°)
OKLab	oklab(73.65% -0.1462 0.1308)
OKLCH	oklch(73.65% 0.196 138.2)
XYZ	xyz(25.9004, 42.8991, 11.0524)
Luminance	0.4290 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C53B #9D3BC5

analogous

#A8C53B #63C53B #3BC558

triadic

#63C53B #3B63C5 #C53B63

tetradic

#63C53B #3BA8C5 #9D3BC5 #C5583B

square

#63C53B #3BA8C5 #9D3BC5 #C5583B

split-complementary

#63C53B #583BC5 #C53BA8

monochromatic

#34671F #4B962C #63C53B #89D36A #AEE199

Accessibility & contrast

On white

2.19

#63C53B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.58

#63C53B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C53B

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C53B	#FFFFFF	#000000	##000000
##63C53B	1.00	2.19	9.58	9.58
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.58	21.00	1.00	1.00
##000000	9.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB425

Deuteranopia (green-blind)

#BEAC48

Tritanopia (blue-blind)

#5CBEAA

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #63c53b;
/* rgb */ color: rgb(99, 197, 59);
/* oklch */ color: oklch(73.7% 0.196 138.2);

Tailwind

colors: {
  custom: {
    50: '#98d779',
    500: '#63c53b',
    950: '#000000',
  },
}

SCSS

$custom: #63c53b;
$custom-light: #98d779;
$custom-dark: #000000;

JSON

{
  "hex": "#63c53b",
  "rgb": {
    "r": 99,
    "g": 197,
    "b": 59
  },
  "hsl": {
    "h": 102.609,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.73654,
    "c": 0.19611,
    "h": 138.2
  },
  "luminance": 0.42901
}

Semantic roles & 50–950 ramp

primary

#63C53B

secondary

#BB8FCD

accent

#4ADEB3

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0F1409

muted

#7E837B

Preview Lab

Preview with #63C53B

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

Preview Lab → · Contrast checker → · Palette generator →