#40B755#40B755

#40B755 is a light, vivid green. Relative luminance 0.356; OKLCH L 69.1% C 0.174 H 146.5°. Best body text is #000000 at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#40B755
RGB	rgb(64, 183, 85)
HSL	hsl(131, 48%, 48%)
HSV	hsv(131, 65%, 72%)
CMYK	cmyk(65%, 0%, 53.6%, 28.2%)
CIE-LAB	lab(66.22, -53.64, 39.92)
CIE-LCH	lch(66.22, 66.87, 143.35°)
OKLab	oklab(69.08% -0.1449 0.0958)
OKLCH	oklch(69.08% 0.174 146.5)
XYZ	xyz(20.6861, 35.6107, 14.3760)
Luminance	0.3561 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B755 #B740A2

analogous

#66B740 #40B755 #40B790

triadic

#40B755 #5540B7 #B75540

tetradic

#40B755 #4066B7 #B740A2 #B79040

square

#40B755 #4066B7 #B740A2 #B79040

split-complementary

#40B755 #9040B7 #B74066

monochromatic

#205C2B #308A40 #40B755 #69CB7B #97DBA3

Accessibility & contrast

On white

2.59

#40B755 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.12

#40B755 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B755

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B755	#FFFFFF	#000000	##000000
##40B755	1.00	2.59	8.12	8.12
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.12	21.00	1.00	1.00
##000000	8.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A74C

Deuteranopia (green-blind)

#AB9D5C

Tritanopia (blue-blind)

#1CB3A1

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b755;
/* rgb */ color: rgb(64, 183, 85);
/* oklch */ color: oklch(69.1% 0.174 146.5);

Tailwind

colors: {
  custom: {
    50: '#83ce87',
    500: '#40b755',
    950: '#000000',
  },
}

SCSS

$custom: #40b755;
$custom-light: #83ce87;
$custom-dark: #000000;

JSON

{
  "hex": "#40b755",
  "rgb": {
    "r": 64,
    "g": 183,
    "b": 85
  },
  "hsl": {
    "h": 130.588,
    "s": 48.178,
    "l": 48.431
  },
  "oklch": {
    "l": 0.69079,
    "c": 0.17368,
    "h": 146.5
  },
  "luminance": 0.35613
}

Semantic roles & 50–950 ramp

primary

#40B755

secondary

#C68DBC

accent

#50C0D8

background

#F8FCF8

surface

#F0F9F0

border

#CBD2CB

text

#0C140B

muted

#7D827C

Preview Lab

Preview with #40B755

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

Preview Lab → · Contrast checker → · Palette generator →