#40CE57#40CE57

#40CE57 is a light, highly saturated green. Relative luminance 0.459; OKLCH L 75.1% C 0.201 H 145.8°. Best body text is #000000 at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#40CE57
RGB	rgb(64, 206, 87)
HSL	hsl(130, 59%, 53%)
HSV	hsv(130, 69%, 81%)
CMYK	cmyk(68.9%, 0%, 57.8%, 19.2%)
CIE-LAB	lab(73.49, -61.57, 47.64)
CIE-LCH	lch(73.49, 77.85, 142.27°)
OKLab	oklab(75.1% -0.1662 0.1128)
OKLCH	oklch(75.1% 0.201 145.8)
XYZ	xyz(25.9042, 45.9179, 16.5128)
Luminance	0.4592 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CE57 #CE40B7

analogous

#70CE40 #40CE57 #40CE9E

triadic

#40CE57 #5740CE #CE5740

tetradic

#40CE57 #4070CE #CE40B7 #CE9E40

square

#40CE57 #4070CE #CE40B7 #CE9E40

split-complementary

#40CE57 #9E40CE #CE4070

monochromatic

#1E752C #2BA63F #40CE57 #71DA82 #A1E7AD

Accessibility & contrast

On white

2.06

#40CE57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.18

#40CE57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CE57

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CE57	#FFFFFF	#000000	##000000
##40CE57	1.00	2.06	10.18	10.18
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.18	21.00	1.00	1.00
##000000	10.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BC4B

Deuteranopia (green-blind)

#C0B060

Tritanopia (blue-blind)

#00C9B4

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #40ce57;
/* rgb */ color: rgb(64, 206, 87);
/* oklch */ color: oklch(75.1% 0.201 145.8);

Tailwind

colors: {
  custom: {
    50: '#87de8a',
    500: '#40ce57',
    950: '#000000',
  },
}

SCSS

$custom: #40ce57;
$custom-light: #87de8a;
$custom-dark: #000000;

JSON

{
  "hex": "#40ce57",
  "rgb": {
    "r": 64,
    "g": 206,
    "b": 87
  },
  "hsl": {
    "h": 129.718,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.75096,
    "c": 0.20089,
    "h": 145.8
  },
  "luminance": 0.45921
}

Semantic roles & 50–950 ramp

primary

#40CE57

secondary

#D496CA

accent

#45C9E2

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #40CE57

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

Preview Lab → · Contrast checker → · Palette generator →