#63EE5B#63EE5B

#63EE5B is a very light, highly saturated green. Relative luminance 0.646; OKLCH L 84.3% C 0.223 H 142.4°. Best body text is #000000 at 13.91:1 contrast (WCAG AA passes).

Color values

HEX	#63EE5B
RGB	rgb(99, 238, 91)
HSL	hsl(117, 81%, 65%)
HSV	hsv(117, 62%, 93%)
CMYK	cmyk(58.4%, 0%, 61.8%, 6.7%)
CIE-LAB	lab(84.25, -65.06, 58.46)
CIE-LCH	lch(84.25, 87.46, 138.06°)
OKLab	oklab(84.26% -0.1771 0.1363)
OKLCH	oklch(84.26% 0.223 142.4)
XYZ	xyz(37.6065, 64.5536, 20.3738)
Luminance	0.6456 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EE5B #E65BEE

analogous

#ACEE5B #63EE5B #5BEE9D

triadic

#63EE5B #5B63EE #EE5B63

tetradic

#63EE5B #5BACEE #E65BEE #EE9D5B

square

#63EE5B #5BACEE #E65BEE #EE9D5B

split-complementary

#63EE5B #9D5BEE #EE5BAC

monochromatic

#1DBB13 #2EE824 #63EE5B #98F492 #CCF9CA

Accessibility & contrast

On white

1.51

#63EE5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.91

#63EE5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EE5B

13.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EE5B	#FFFFFF	#000000	##000000
##63EE5B	1.00	1.51	13.91	13.91
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.91	21.00	1.00	1.00
##000000	13.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D94A

Deuteranopia (green-blind)

#E2CE67

Tritanopia (blue-blind)

#4CE7CF

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #63ee5b;
/* rgb */ color: rgb(99, 238, 91);
/* oklch */ color: oklch(84.3% 0.223 142.4);

Tailwind

colors: {
  custom: {
    50: '#9cf58f',
    500: '#63ee5b',
    950: '#000000',
  },
}

SCSS

$custom: #63ee5b;
$custom-light: #9cf58f;
$custom-dark: #000000;

JSON

{
  "hex": "#63ee5b",
  "rgb": {
    "r": 99,
    "g": 238,
    "b": 91
  },
  "hsl": {
    "h": 116.735,
    "s": 81.215,
    "l": 64.51
  },
  "oklch": {
    "l": 0.84255,
    "c": 0.22349,
    "h": 142.4
  },
  "luminance": 0.64557
}

Semantic roles & 50–950 ramp

primary

#63EE5B

secondary

#B333BA

accent

#08DED2

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#0F170D

muted

#80857F

Preview Lab

Preview with #63EE5B

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

Preview Lab → · Contrast checker → · Palette generator →