#63C538#63C538

#63C538 is a light, vivid green. Relative luminance 0.429; OKLCH L 73.6% C 0.198 H 137.9°. Best body text is #000000 at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#63C538
RGB	rgb(99, 197, 56)
HSL	hsl(102, 56%, 50%)
HSV	hsv(102, 72%, 77%)
CMYK	cmyk(49.7%, 0%, 71.6%, 22.7%)
CIE-LAB	lab(71.47, -53.16, 58.64)
CIE-LCH	lch(71.47, 79.15, 132.20°)
OKLab	oklab(73.63% -0.147 0.1327)
OKLCH	oklch(73.63% 0.198 137.9)
XYZ	xyz(25.8248, 42.8688, 10.6543)
Luminance	0.4287 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C538 #9A38C5

analogous

#AAC538 #63C538 #38C554

triadic

#63C538 #3863C5 #C53863

tetradic

#63C538 #38AAC5 #9A38C5 #C55438

square

#63C538 #38AAC5 #9A38C5 #C55438

split-complementary

#63C538 #5438C5 #C538AA

monochromatic

#33661D #4B952A #63C538 #88D467 #ADE196

Accessibility & contrast

On white

2.19

#63C538 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.57

#63C538 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C538

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C538	#FFFFFF	#000000	##000000
##63C538	1.00	2.19	9.57	9.57
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.57	21.00	1.00	1.00
##000000	9.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB420

Deuteranopia (green-blind)

#BEAC46

Tritanopia (blue-blind)

#5CBEA9

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #63c538;
/* rgb */ color: rgb(99, 197, 56);
/* oklch */ color: oklch(73.6% 0.198 137.9);

Tailwind

colors: {
  custom: {
    50: '#98d777',
    500: '#63c538',
    950: '#000000',
  },
}

SCSS

$custom: #63c538;
$custom-light: #98d777;
$custom-dark: #000000;

JSON

{
  "hex": "#63c538",
  "rgb": {
    "r": 99,
    "g": 197,
    "b": 56
  },
  "hsl": {
    "h": 101.702,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.73631,
    "c": 0.19798,
    "h": 137.9
  },
  "luminance": 0.42871
}

Semantic roles & 50–950 ramp

primary

#63C538

secondary

#B98CCD

accent

#49DFB1

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0F1409

muted

#7E837B

Preview Lab

Preview with #63C538

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

Preview Lab → · Contrast checker → · Palette generator →