#40C552#40C552

#40C552 is a light, vivid green. Relative luminance 0.416; OKLCH L 72.7% C 0.194 H 145.4°. Best body text is #000000 at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#40C552
RGB	rgb(64, 197, 82)
HSL	hsl(128, 53%, 51%)
HSV	hsv(128, 68%, 77%)
CMYK	cmyk(67.5%, 0%, 58.4%, 22.7%)
CIE-LAB	lab(70.61, -59.07, 46.57)
CIE-LCH	lch(70.61, 75.21, 141.75°)
OKLab	oklab(72.7% -0.1596 0.1101)
OKLCH	oklch(72.7% 0.194 145.4)
XYZ	xyz(23.6020, 41.6292, 14.7724)
Luminance	0.4163 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C552 #C540B3

analogous

#70C540 #40C552 #40C594

triadic

#40C552 #5240C5 #C55240

tetradic

#40C552 #4070C5 #C540B3 #C59440

square

#40C552 #4070C5 #C540B3 #C59440

split-complementary

#40C552 #9440C5 #C54070

monochromatic

#206A2A #2F993D #40C552 #6FD37D #9EE2A7

Accessibility & contrast

On white

2.25

#40C552 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.33

#40C552 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C552

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C552	#FFFFFF	#000000	##000000
##40C552	1.00	2.25	9.33	9.33
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.33	21.00	1.00	1.00
##000000	9.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B346

Deuteranopia (green-blind)

#B8A85B

Tritanopia (blue-blind)

#13C0AC

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #40c552;
/* rgb */ color: rgb(64, 197, 82);
/* oklch */ color: oklch(72.7% 0.194 145.4);

Tailwind

colors: {
  custom: {
    50: '#85d886',
    500: '#40c552',
    950: '#000000',
  },
}

SCSS

$custom: #40c552;
$custom-light: #85d886;
$custom-dark: #000000;

JSON

{
  "hex": "#40c552",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 82
  },
  "hsl": {
    "h": 128.12,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.72698,
    "c": 0.19391,
    "h": 145.4
  },
  "luminance": 0.41632
}

Semantic roles & 50–950 ramp

primary

#40C552

secondary

#CE93C6

accent

#4BC9DD

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C150B

muted

#7D837C

Preview Lab

Preview with #40C552

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

Preview Lab → · Contrast checker → · Palette generator →