#40B045#40B045

#40B045 is a light, vivid green. Relative luminance 0.326; OKLCH L 67.0% C 0.178 H 143.9°. Best body text is #000000 at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#40B045
RGB	rgb(64, 176, 69)
HSL	hsl(123, 47%, 47%)
HSV	hsv(123, 64%, 69%)
CMYK	cmyk(63.6%, 0%, 60.8%, 31%)
CIE-LAB	lab(63.81, -53.14, 44.66)
CIE-LCH	lch(63.81, 69.41, 139.96°)
OKLab	oklab(67.03% -0.1441 0.1049)
OKLCH	oklch(67.03% 0.178 143.9)
XYZ	xyz(18.7127, 32.5685, 10.9293)
Luminance	0.3257 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B045 #B040AB

analogous

#73B040 #40B045 #40B07D

triadic

#40B045 #4540B0 #B04540

tetradic

#40B045 #4073B0 #B040AB #B07D40

square

#40B045 #4073B0 #B040AB #B07D40

split-complementary

#40B045 #7D40B0 #B04073

monochromatic

#1F5622 #308333 #40B045 #66C76A #93D896

Accessibility & contrast

On white

2.79

#40B045 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.51

#40B045 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B045

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B045	#FFFFFF	#000000	##000000
##40B045	1.00	2.79	7.51	7.51
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.51	21.00	1.00	1.00
##000000	7.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A039

Deuteranopia (green-blind)

#A6974E

Tritanopia (blue-blind)

#27AB99

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #40b045;
/* rgb */ color: rgb(64, 176, 69);
/* oklch */ color: oklch(67.0% 0.178 143.9);

Tailwind

colors: {
  custom: {
    50: '#82c97c',
    500: '#40b045',
    950: '#000000',
  },
}

SCSS

$custom: #40b045;
$custom-light: #82c97c;
$custom-dark: #000000;

JSON

{
  "hex": "#40b045",
  "rgb": {
    "r": 64,
    "g": 176,
    "b": 69
  },
  "hsl": {
    "h": 122.679,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.6703,
    "c": 0.17822,
    "h": 143.9
  },
  "luminance": 0.3257
}

Semantic roles & 50–950 ramp

primary

#40B045

secondary

#C389C0

accent

#51D0D6

background

#F8FCF7

surface

#F0F8EE

border

#CBD1C9

text

#0C130A

muted

#7D827C

Preview Lab

Preview with #40B045

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

Preview Lab → · Contrast checker → · Palette generator →