#63C12B#63C12B

#63C12B is a light, highly saturated yellow-green. Relative luminance 0.410; OKLCH L 72.5% C 0.200 H 136.7°. Best body text is #000000 at 9.19:1 contrast (WCAG AA passes).

Color values

HEX	#63C12B
RGB	rgb(99, 193, 43)
HSL	hsl(98, 64%, 46%)
HSV	hsv(98, 78%, 76%)
CMYK	cmyk(48.7%, 0%, 77.7%, 24.3%)
CIE-LAB	lab(70.15, -52.48, 61.76)
CIE-LCH	lch(70.15, 81.05, 130.36°)
OKLab	oklab(72.52% -0.1459 0.1374)
OKLCH	oklch(72.52% 0.2 136.7)
XYZ	xyz(24.6509, 40.9653, 8.8932)
Luminance	0.4097 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C12B #892BC1

analogous

#AEC12B #63C12B #2BC13E

triadic

#63C12B #2B63C1 #C12B63

tetradic

#63C12B #2BAEC1 #892BC1 #C13E2B

square

#63C12B #2BAEC1 #892BC1 #C13E2B

split-complementary

#63C12B #3E2BC1 #C12BAE

monochromatic

#305D15 #498F20 #63C12B #83D851 #A7E383

Accessibility & contrast

On white

2.28

#63C12B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.19

#63C12B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C12B

9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C12B	#FFFFFF	#000000	##000000
##63C12B	1.00	2.28	9.19	9.19
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.19	21.00	1.00	1.00
##000000	9.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B000

Deuteranopia (green-blind)

#BBA93C

Tritanopia (blue-blind)

#5EBAA5

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #63c12b;
/* rgb */ color: rgb(99, 193, 43);
/* oklch */ color: oklch(72.5% 0.200 136.7);

Tailwind

colors: {
  custom: {
    50: '#98d470',
    500: '#63c12b',
    950: '#000000',
  },
}

SCSS

$custom: #63c12b;
$custom-light: #98d470;
$custom-dark: #000000;

JSON

{
  "hex": "#63c12b",
  "rgb": {
    "r": 99,
    "g": 193,
    "b": 43
  },
  "hsl": {
    "h": 97.6,
    "s": 63.559,
    "l": 46.275
  },
  "oklch": {
    "l": 0.72525,
    "c": 0.20041,
    "h": 136.7
  },
  "luminance": 0.40967
}

Semantic roles & 50–950 ramp

primary

#63C12B

secondary

#AE7BCC

accent

#41E7A9

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0F1408

muted

#7E837B

Preview Lab

Preview with #63C12B

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

Preview Lab → · Contrast checker → · Palette generator →