#63E581#63E581

#63E581 is a very light, vivid green. Relative luminance 0.603; OKLCH L 82.5% C 0.180 H 148.6°. Best body text is #000000 at 13.06:1 contrast (WCAG AA passes).

Color values

HEX	#63E581
RGB	rgb(99, 229, 129)
HSL	hsl(134, 71%, 64%)
HSV	hsv(134, 57%, 90%)
CMYK	cmyk(56.8%, 0%, 43.7%, 10.2%)
CIE-LAB	lab(81.99, -56.86, 38.16)
CIE-LCH	lch(81.99, 68.48, 146.13°)
OKLab	oklab(82.53% -0.1538 0.0938)
OKLCH	oklch(82.53% 0.18 148.6)
XYZ	xyz(37.1248, 60.2729, 30.4420)
Luminance	0.6028 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E581 #E563C7

analogous

#86E563 #63E581 #63E5C2

triadic

#63E581 #8163E5 #E58163

tetradic

#63E581 #6386E5 #E563C7 #E5C263

square

#63E581 #6386E5 #E563C7 #E5C263

split-complementary

#63E581 #C263E5 #E56386

monochromatic

#1DB03F #2FDC57 #63E581 #97EEAB #CCF6D6

Accessibility & contrast

On white

1.61

#63E581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.06

#63E581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E581

13.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E581	#FFFFFF	#000000	##000000
##63E581	1.00	1.61	13.06	13.06
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.06	21.00	1.00	1.00
##000000	13.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7D379

Deuteranopia (green-blind)

#D6C788

Tritanopia (blue-blind)

#44E1CD

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #63e581;
/* rgb */ color: rgb(99, 229, 129);
/* oklch */ color: oklch(82.5% 0.180 148.6);

Tailwind

colors: {
  custom: {
    50: '#9aeea7',
    500: '#63e581',
    950: '#000000',
  },
}

SCSS

$custom: #63e581;
$custom-light: #9aeea7;
$custom-dark: #000000;

JSON

{
  "hex": "#63e581",
  "rgb": {
    "r": 99,
    "g": 229,
    "b": 129
  },
  "hsl": {
    "h": 133.846,
    "s": 71.429,
    "l": 64.314
  },
  "oklch": {
    "l": 0.82532,
    "c": 0.18019,
    "h": 148.6
  },
  "luminance": 0.60276
}

Semantic roles & 50–950 ramp

primary

#63E581

secondary

#B13B96

accent

#12A7D3

background

#FCFFFC

surface

#F5FEF6

border

#CFD6D0

text

#0F160F

muted

#808580

Preview Lab

Preview with #63E581

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

Preview Lab → · Contrast checker → · Palette generator →