#63CE3B#63CE3B

#63CE3B is a light, highly saturated green. Relative luminance 0.471; OKLCH L 75.9% C 0.207 H 138.6°. Best body text is #000000 at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#63CE3B
RGB	rgb(99, 206, 59)
HSL	hsl(104, 60%, 52%)
HSV	hsv(104, 71%, 81%)
CMYK	cmyk(51.9%, 0%, 71.4%, 19.2%)
CIE-LAB	lab(74.26, -56.34, 60.39)
CIE-LCH	lch(74.26, 82.59, 133.01°)
OKLab	oklab(75.94% -0.1553 0.1367)
OKLCH	oklch(75.94% 0.207 138.6)
XYZ	xyz(28.0053, 47.1089, 11.7540)
Luminance	0.4711 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CE3B #A63BCE

analogous

#ADCE3B #63CE3B #3BCE5C

triadic

#63CE3B #3B63CE #CE3B63

tetradic

#63CE3B #3BADCE #A63BCE #CE5C3B

square

#63CE3B #3BADCE #A63BCE #CE5C3B

split-complementary

#63CE3B #5C3BCE #CE3BAD

monochromatic

#34721D #4AA329 #63CE3B #8ADA6C #B1E69D

Accessibility & contrast

On white

2.01

#63CE3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.42

#63CE3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CE3B

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CE3B	#FFFFFF	#000000	##000000
##63CE3B	1.00	2.01	10.42	10.42
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.42	21.00	1.00	1.00
##000000	10.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC22

Deuteranopia (green-blind)

#C6B349

Tritanopia (blue-blind)

#5AC7B1

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #63ce3b;
/* rgb */ color: rgb(99, 206, 59);
/* oklch */ color: oklch(75.9% 0.207 138.6);

Tailwind

colors: {
  custom: {
    50: '#99de7a',
    500: '#63ce3b',
    950: '#000000',
  },
}

SCSS

$custom: #63ce3b;
$custom-light: #99de7a;
$custom-dark: #000000;

JSON

{
  "hex": "#63ce3b",
  "rgb": {
    "r": 99,
    "g": 206,
    "b": 59
  },
  "hsl": {
    "h": 103.673,
    "s": 60,
    "l": 51.961
  },
  "oklch": {
    "l": 0.75936,
    "c": 0.20694,
    "h": 138.6
  },
  "luminance": 0.47111
}

Semantic roles & 50–950 ramp

primary

#63CE3B

secondary

#C192D3

accent

#45E3B8

background

#FAFDF7

surface

#F3FBEE

border

#CDD4C9

text

#0F150A

muted

#7F837C

Preview Lab

Preview with #63CE3B

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

Preview Lab → · Contrast checker → · Palette generator →