#40FF89#40FF89

#40FF89 is a very light, highly saturated green. Relative luminance 0.744; OKLCH L 88.2% C 0.218 H 151.0°. Best body text is #000000 at 15.88:1 contrast (WCAG AA passes).

Color values

HEX	#40FF89
RGB	rgb(64, 255, 137)
HSL	hsl(143, 100%, 63%)
HSV	hsv(143, 75%, 100%)
CMYK	cmyk(74.9%, 0%, 46.3%, 0%)
CIE-LAB	lab(89.12, -71.09, 43.21)
CIE-LCH	lch(89.12, 83.19, 148.71°)
OKLab	oklab(88.22% -0.1911 0.1057)
OKLCH	oklch(88.22% 0.218 151)
XYZ	xyz(42.3860, 74.4111, 35.7910)
Luminance	0.7442 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40FF89 #FF40B6

analogous

#56FF40 #40FF89 #40FFE9

triadic

#40FF89 #8940FF #FF8940

tetradic

#40FF89 #4056FF #FF40B6 #FFE940

square

#40FF89 #4056FF #FF40B6 #FFE940

split-complementary

#40FF89 #E940FF #FF4056

monochromatic

#00C54B #03FF63 #40FF89 #7DFFAF #BAFFD5

Accessibility & contrast

On white

1.32

#40FF89 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.88

#40FF89 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40FF89

15.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40FF89	#FFFFFF	#000000	##000000
##40FF89	1.00	1.32	15.88	15.88
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.88	21.00	1.00	1.00
##000000	15.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE980

Deuteranopia (green-blind)

#EADA91

Tritanopia (blue-blind)

#00FBE3

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #40ff89;
/* rgb */ color: rgb(64, 255, 137);
/* oklch */ color: oklch(88.2% 0.218 151.0);

Tailwind

colors: {
  custom: {
    50: '#90ffad',
    500: '#40ff89',
    950: '#000000',
  },
}

SCSS

$custom: #40ff89;
$custom-light: #90ffad;
$custom-dark: #000000;

JSON

{
  "hex": "#40ff89",
  "rgb": {
    "r": 64,
    "g": 255,
    "b": 137
  },
  "hsl": {
    "h": 142.932,
    "s": 100,
    "l": 62.549
  },
  "oklch": {
    "l": 0.88221,
    "c": 0.21835,
    "h": 151
  },
  "luminance": 0.74416
}

Semantic roles & 50–950 ramp

primary

#40FF89

secondary

#C12284

accent

#008EE6

background

#FCFFFD

surface

#F5FFF7

border

#CFD7D0

text

#0F1810

muted

#808681

Preview Lab

Preview with #40FF89

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

Preview Lab → · Contrast checker → · Palette generator →