#40CE51#40CE51

#40CE51 is a light, highly saturated green. Relative luminance 0.458; OKLCH L 75.0% C 0.206 H 145.0°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#40CE51
RGB	rgb(64, 206, 81)
HSL	hsl(127, 59%, 53%)
HSV	hsv(127, 69%, 81%)
CMYK	cmyk(68.9%, 0%, 60.7%, 19.2%)
CIE-LAB	lab(73.43, -62.29, 50.27)
CIE-LCH	lch(73.43, 80.04, 141.09°)
OKLab	oklab(75.03% -0.1684 0.118)
OKLCH	oklch(75.03% 0.206 145)
XYZ	xyz(25.6692, 45.8239, 15.2751)
Luminance	0.4583 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CE51 #CE40BD

analogous

#76CE40 #40CE51 #40CE98

triadic

#40CE51 #5140CE #CE5140

tetradic

#40CE51 #4076CE #CE40BD #CE9840

square

#40CE51 #4076CE #CE40BD #CE9840

split-complementary

#40CE51 #9840CE #CE4076

monochromatic

#1E7529 #2BA639 #40CE51 #71DA7D #A1E7AA

Accessibility & contrast

On white

2.07

#40CE51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.17

#40CE51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CE51

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CE51	#FFFFFF	#000000	##000000
##40CE51	1.00	2.07	10.17	10.17
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.17	21.00	1.00	1.00
##000000	10.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BB43

Deuteranopia (green-blind)

#C1B05B

Tritanopia (blue-blind)

#08C9B3

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #40ce51;
/* rgb */ color: rgb(64, 206, 81);
/* oklch */ color: oklch(75.0% 0.206 145.0);

Tailwind

colors: {
  custom: {
    50: '#87de86',
    500: '#40ce51',
    950: '#000000',
  },
}

SCSS

$custom: #40ce51;
$custom-light: #87de86;
$custom-dark: #000000;

JSON

{
  "hex": "#40ce51",
  "rgb": {
    "r": 64,
    "g": 206,
    "b": 81
  },
  "hsl": {
    "h": 127.183,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.75026,
    "c": 0.20561,
    "h": 145
  },
  "luminance": 0.45827
}

Semantic roles & 50–950 ramp

primary

#40CE51

secondary

#D496CC

accent

#45D0E2

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150B

muted

#7E837C

Preview Lab

Preview with #40CE51

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

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