#63E998#63E998

#63E998 is a very light, vivid green. Relative luminance 0.632; OKLCH L 83.9% C 0.165 H 154.1°. Best body text is #000000 at 13.64:1 contrast (WCAG AA passes).

Color values

HEX	#63E998
RGB	rgb(99, 233, 152)
HSL	hsl(144, 75%, 65%)
HSV	hsv(144, 58%, 91%)
CMYK	cmyk(57.5%, 0%, 34.8%, 8.6%)
CIE-LAB	lab(83.54, -54.54, 28.64)
CIE-LCH	lch(83.54, 61.60, 152.30°)
OKLab	oklab(83.93% -0.148 0.0719)
OKLCH	oklch(83.93% 0.165 154.1)
XYZ	xyz(39.9488, 63.1937, 39.7920)
Luminance	0.6320 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E998 #E963B4

analogous

#71E963 #63E998 #63E9DB

triadic

#63E998 #9863E9 #E99863

tetradic

#63E998 #6371E9 #E963B4 #E9DB63

square

#63E998 #6371E9 #E963B4 #E9DB63

split-complementary

#63E998 #DB63E9 #E96371

monochromatic

#1AB858 #2DE175 #63E998 #99F1BB #CEF8DF

Accessibility & contrast

On white

1.54

#63E998 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.64

#63E998 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E998

13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E998	#FFFFFF	#000000	##000000
##63E998	1.00	1.54	13.64	13.64
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.64	21.00	1.00	1.00
##000000	13.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D893

Deuteranopia (green-blind)

#D6CB9D

Tritanopia (blue-blind)

#37E6D4

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #63e998;
/* rgb */ color: rgb(99, 233, 152);
/* oklch */ color: oklch(83.9% 0.165 154.1);

Tailwind

colors: {
  custom: {
    50: '#9af1b7',
    500: '#63e998',
    950: '#000000',
  },
}

SCSS

$custom: #63e998;
$custom-light: #9af1b7;
$custom-dark: #000000;

JSON

{
  "hex": "#63e998",
  "rgb": {
    "r": 99,
    "g": 233,
    "b": 152
  },
  "hsl": {
    "h": 143.731,
    "s": 75.281,
    "l": 65.098
  },
  "oklch": {
    "l": 0.83929,
    "c": 0.16459,
    "h": 154.1
  },
  "luminance": 0.63197
}

Semantic roles & 50–950 ramp

primary

#63E998

secondary

#B73985

accent

#0E88D7

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #63E998

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

Preview Lab → · Contrast checker → · Palette generator →