#40B845#40B845

#40B845 is a light, vivid green. Relative luminance 0.358; OKLCH L 69.1% C 0.188 H 143.8°. Best body text is #000000 at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#40B845
RGB	rgb(64, 184, 69)
HSL	hsl(123, 48%, 49%)
HSV	hsv(123, 65%, 72%)
CMYK	cmyk(65.2%, 0%, 62.5%, 27.8%)
CIE-LAB	lab(66.37, -56.01, 47.56)
CIE-LCH	lch(66.37, 73.48, 139.67°)
OKLab	oklab(69.14% -0.1519 0.1111)
OKLCH	oklch(69.14% 0.188 143.8)
XYZ	xyz(20.3278, 35.7986, 11.4676)
Luminance	0.3580 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B845 #B840B3

analogous

#77B840 #40B845 #40B881

triadic

#40B845 #4540B8 #B84540

tetradic

#40B845 #4077B8 #B840B3 #B88140

square

#40B845 #4077B8 #B840B3 #B88140

split-complementary

#40B845 #8140B8 #B84077

monochromatic

#205D23 #308B34 #40B845 #6ACB6E #97DB9A

Accessibility & contrast

On white

2.57

#40B845 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.16

#40B845 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B845

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B845	#FFFFFF	#000000	##000000
##40B845	1.00	2.57	8.16	8.16
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.16	21.00	1.00	1.00
##000000	8.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA738

Deuteranopia (green-blind)

#AD9D4F

Tritanopia (blue-blind)

#23B3A0

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b845;
/* rgb */ color: rgb(64, 184, 69);
/* oklch */ color: oklch(69.1% 0.188 143.8);

Tailwind

colors: {
  custom: {
    50: '#83ce7d',
    500: '#40b845',
    950: '#000000',
  },
}

SCSS

$custom: #40b845;
$custom-light: #83ce7d;
$custom-dark: #000000;

JSON

{
  "hex": "#40b845",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 69
  },
  "hsl": {
    "h": 122.5,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.69142,
    "c": 0.18818,
    "h": 143.8
  },
  "luminance": 0.35801
}

Semantic roles & 50–950 ramp

primary

#40B845

secondary

#C78DC4

accent

#50D2D8

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C140A

muted

#7D827C

Preview Lab

Preview with #40B845

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

Preview Lab → · Contrast checker → · Palette generator →