#40C556#40C556

#40C556 is a light, vivid green. Relative luminance 0.417; OKLCH L 72.7% C 0.191 H 146.0°. Best body text is #000000 at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#40C556
RGB	rgb(64, 197, 86)
HSL	hsl(130, 53%, 51%)
HSV	hsv(130, 68%, 77%)
CMYK	cmyk(67.5%, 0%, 56.3%, 22.7%)
CIE-LAB	lab(70.66, -58.56, 44.76)
CIE-LCH	lch(70.66, 73.71, 142.61°)
OKLab	oklab(72.75% -0.1581 0.1065)
OKLCH	oklch(72.75% 0.191 146)
XYZ	xyz(23.7587, 41.6919, 15.5975)
Luminance	0.4169 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C556 #C540AF

analogous

#6CC540 #40C556 #40C598

triadic

#40C556 #5640C5 #C55640

tetradic

#40C556 #406CC5 #C540AF #C59840

square

#40C556 #406CC5 #C540AF #C59840

split-complementary

#40C556 #9840C5 #C5406C

monochromatic

#206A2D #2F9940 #40C556 #6FD380 #9EE2A9

Accessibility & contrast

On white

2.25

#40C556 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.34

#40C556 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C556

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C556	#FFFFFF	#000000	##000000
##40C556	1.00	2.25	9.34	9.34
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.34	21.00	1.00	1.00
##000000	9.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B44B

Deuteranopia (green-blind)

#B8A95F

Tritanopia (blue-blind)

#0FC0AC

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #40c556;
/* rgb */ color: rgb(64, 197, 86);
/* oklch */ color: oklch(72.7% 0.191 146.0);

Tailwind

colors: {
  custom: {
    50: '#85d889',
    500: '#40c556',
    950: '#000000',
  },
}

SCSS

$custom: #40c556;
$custom-light: #85d889;
$custom-dark: #000000;

JSON

{
  "hex": "#40c556",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 86
  },
  "hsl": {
    "h": 129.925,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.72748,
    "c": 0.19063,
    "h": 146
  },
  "luminance": 0.41694
}

Semantic roles & 50–950 ramp

primary

#40C556

secondary

#CE93C4

accent

#4BC5DD

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C150C

muted

#7D837D

Preview Lab

Preview with #40C556

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

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