#40E589#40E589

#40E589 is a light, vivid green. Relative luminance 0.589; OKLCH L 81.7% C 0.186 H 153.8°. Best body text is #000000 at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#40E589
RGB	rgb(64, 229, 137)
HSL	hsl(147, 76%, 57%)
HSV	hsv(147, 72%, 90%)
CMYK	cmyk(72.1%, 0%, 40.2%, 10.2%)
CIE-LAB	lab(81.25, -62.03, 33.05)
CIE-LCH	lch(81.25, 70.28, 151.95°)
OKLab	oklab(81.73% -0.1672 0.0822)
OKLCH	oklch(81.73% 0.186 153.8)
XYZ	xyz(34.6459, 58.9308, 33.2109)
Luminance	0.5894 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E589 #E5409C

analogous

#4AE540 #40E589 #40E5DB

triadic

#40E589 #8940E5 #E58940

tetradic

#40E589 #404AE5 #E5409C #E5DB40

square

#40E589 #404AE5 #E5409C #E5DB40

split-complementary

#40E589 #DB40E5 #E5404A

monochromatic

#14964E #1CCC6A #40E589 #76ECAA #ACF4CC

Accessibility & contrast

On white

1.64

#40E589 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.79

#40E589 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E589

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E589	#FFFFFF	#000000	##000000
##40E589	1.00	1.64	12.79	12.79
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.79	21.00	1.00	1.00
##000000	12.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5D283

Deuteranopia (green-blind)

#D1C48F

Tritanopia (blue-blind)

#00E2CE

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #40e589;
/* rgb */ color: rgb(64, 229, 137);
/* oklch */ color: oklch(81.7% 0.186 153.8);

Tailwind

colors: {
  custom: {
    50: '#8aeeac',
    500: '#40e589',
    950: '#000000',
  },
}

SCSS

$custom: #40e589;
$custom-light: #8aeeac;
$custom-dark: #000000;

JSON

{
  "hex": "#40e589",
  "rgb": {
    "r": 64,
    "g": 229,
    "b": 137
  },
  "hsl": {
    "h": 146.545,
    "s": 76.037,
    "l": 57.451
  },
  "oklch": {
    "l": 0.81725,
    "c": 0.1863,
    "h": 153.8
  },
  "luminance": 0.58935
}

Semantic roles & 50–950 ramp

primary

#40E589

secondary

#9A2F6B

accent

#359FF3

background

#FCFFFD

surface

#F4FEF7

border

#CED6D0

text

#0D1710

muted

#7F8581

Preview Lab

Preview with #40E589

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

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