#40B53A#40B53A

#40B53A is a light, vivid green. Relative luminance 0.344; OKLCH L 68.2% C 0.193 H 142.4°. Best body text is #000000 at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#40B53A
RGB	rgb(64, 181, 58)
HSL	hsl(117, 51%, 47%)
HSV	hsv(117, 68%, 71%)
CMYK	cmyk(64.6%, 0%, 68%, 29%)
CIE-LAB	lab(65.31, -56.08, 51.09)
CIE-LCH	lch(65.31, 75.87, 137.67°)
OKLab	oklab(68.24% -0.1526 0.1174)
OKLCH	oklch(68.24% 0.193 142.4)
XYZ	xyz(19.4009, 34.4413, 9.6276)
Luminance	0.3444 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B53A #AF3AB5

analogous

#7EB53A #40B53A #3AB572

triadic

#40B53A #3A40B5 #B53A40

tetradic

#40B53A #3A7EB5 #AF3AB5 #B5723A

square

#40B53A #3A7EB5 #AF3AB5 #B5723A

split-complementary

#40B53A #723AB5 #B53A7E

monochromatic

#1F581C #30872B #40B53A #65CC60 #92DB8E

Accessibility & contrast

On white

2.66

#40B53A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.89

#40B53A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B53A

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B53A	#FFFFFF	#000000	##000000
##40B53A	1.00	2.66	7.89	7.89
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.89	21.00	1.00	1.00
##000000	7.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A429

Deuteranopia (green-blind)

#AB9B45

Tritanopia (blue-blind)

#28B09C

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40b53a;
/* rgb */ color: rgb(64, 181, 58);
/* oklch */ color: oklch(68.2% 0.193 142.4);

Tailwind

colors: {
  custom: {
    50: '#83cc76',
    500: '#40b53a',
    950: '#000000',
  },
}

SCSS

$custom: #40b53a;
$custom-light: #83cc76;
$custom-dark: #000000;

JSON

{
  "hex": "#40b53a",
  "rgb": {
    "r": 64,
    "g": 181,
    "b": 58
  },
  "hsl": {
    "h": 117.073,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.68239,
    "c": 0.19256,
    "h": 142.4
  },
  "luminance": 0.34443
}

Semantic roles & 50–950 ramp

primary

#40B53A

secondary

#C385C6

accent

#4DDBD4

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #40B53A

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

Preview Lab → · Contrast checker → · Palette generator →