#63EE90#63EE90

#63EE90 is a very light, vivid green. Relative luminance 0.658; OKLCH L 85.0% C 0.179 H 151.3°. Best body text is #000000 at 14.16:1 contrast (WCAG AA passes).

Color values

HEX	#63EE90
RGB	rgb(99, 238, 144)
HSL	hsl(139, 80%, 66%)
HSV	hsv(139, 58%, 93%)
CMYK	cmyk(58.4%, 0%, 39.5%, 6.7%)
CIE-LAB	lab(84.90, -57.89, 34.48)
CIE-LCH	lch(84.90, 67.38, 149.22°)
OKLab	oklab(85% -0.1567 0.0857)
OKLCH	oklch(85% 0.179 151.3)
XYZ	xyz(40.7511, 65.8115, 36.9355)
Luminance	0.6582 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EE90 #EE63C1

analogous

#7BEE63 #63EE90 #63EED5

triadic

#63EE90 #9063EE #EE9063

tetradic

#63EE90 #637BEE #EE63C1 #EED563

square

#63EE90 #637BEE #EE63C1 #EED563

split-complementary

#63EE90 #D563EE #EE637B

monochromatic

#15C24D #2CE869 #63EE90 #9AF4B7 #D1FADF

Accessibility & contrast

On white

1.48

#63EE90 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.16

#63EE90 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EE90

14.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EE90	#FFFFFF	#000000	##000000
##63EE90	1.00	1.48	14.16	14.16
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.16	21.00	1.00	1.00
##000000	14.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFDC89

Deuteranopia (green-blind)

#DCCF96

Tritanopia (blue-blind)

#39EBD7

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #63ee90;
/* rgb */ color: rgb(99, 238, 144);
/* oklch */ color: oklch(85.0% 0.179 151.3);

Tailwind

colors: {
  custom: {
    50: '#9bf4b1',
    500: '#63ee90',
    950: '#000000',
  },
}

SCSS

$custom: #63ee90;
$custom-light: #9bf4b1;
$custom-dark: #000000;

JSON

{
  "hex": "#63ee90",
  "rgb": {
    "r": 99,
    "g": 238,
    "b": 144
  },
  "hsl": {
    "h": 139.424,
    "s": 80.347,
    "l": 66.078
  },
  "oklch": {
    "l": 0.84998,
    "c": 0.17855,
    "h": 151.3
  },
  "luminance": 0.65815
}

Semantic roles & 50–950 ramp

primary

#63EE90

secondary

#C03693

accent

#0998DD

background

#FCFFFD

surface

#F5FEF7

border

#CFD6D0

text

#0F1711

muted

#808581

Preview Lab

Preview with #63EE90

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

Preview Lab → · Contrast checker → · Palette generator →