#63C62B#63C62B

#63C62B is a light, highly saturated yellow-green. Relative luminance 0.432; OKLCH L 73.8% C 0.206 H 137.1°. Best body text is #000000 at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#63C62B
RGB	rgb(99, 198, 43)
HSL	hsl(98, 64%, 47%)
HSV	hsv(98, 78%, 78%)
CMYK	cmyk(50%, 0%, 78.3%, 22.4%)
CIE-LAB	lab(71.70, -54.38, 63.23)
CIE-LCH	lch(71.70, 83.40, 130.70°)
OKLab	oklab(73.8% -0.151 0.1404)
OKLCH	oklch(73.8% 0.206 137.1)
XYZ	xyz(25.7749, 43.2134, 9.2679)
Luminance	0.4321 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C62B #8E2BC6

analogous

#B0C62B #63C62B #2BC641

triadic

#63C62B #2B63C6 #C62B63

tetradic

#63C62B #2BB0C6 #8E2BC6 #C6412B

square

#63C62B #2BB0C6 #8E2BC6 #C6412B

split-complementary

#63C62B #412BC6 #C62BB0

monochromatic

#316115 #4A9420 #63C62B #85DA54 #A9E587

Accessibility & contrast

On white

2.18

#63C62B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.64

#63C62B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C62B

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C62B	#FFFFFF	#000000	##000000
##63C62B	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)

#CDB500

Deuteranopia (green-blind)

#C0AD3D

Tritanopia (blue-blind)

#5DBFA9

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #63c62b;
/* rgb */ color: rgb(99, 198, 43);
/* oklch */ color: oklch(73.8% 0.206 137.1);

Tailwind

colors: {
  custom: {
    50: '#99d871',
    500: '#63c62b',
    950: '#000000',
  },
}

SCSS

$custom: #63c62b;
$custom-light: #99d871;
$custom-dark: #000000;

JSON

{
  "hex": "#63c62b",
  "rgb": {
    "r": 99,
    "g": 198,
    "b": 43
  },
  "hsl": {
    "h": 98.323,
    "s": 64.315,
    "l": 47.255
  },
  "oklch": {
    "l": 0.73799,
    "c": 0.20623,
    "h": 137.1
  },
  "luminance": 0.43215
}

Semantic roles & 50–950 ramp

primary

#63C62B

secondary

#B17FCE

accent

#40E7AB

background

#FAFDF7

surface

#F3FAED

border

#CDD3C8

text

#0F1408

muted

#7F837B

Preview Lab

Preview with #63C62B

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

Preview Lab → · Contrast checker → · Palette generator →