#40B445#40B445

#40B445 is a light, vivid green. Relative luminance 0.342; OKLCH L 68.1% C 0.183 H 143.9°. Best body text is #000000 at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#40B445
RGB	rgb(64, 180, 69)
HSL	hsl(123, 48%, 48%)
HSV	hsv(123, 64%, 71%)
CMYK	cmyk(64.4%, 0%, 61.7%, 29.4%)
CIE-LAB	lab(65.09, -54.58, 46.12)
CIE-LCH	lch(65.09, 71.46, 139.81°)
OKLab	oklab(68.09% -0.148 0.108)
OKLCH	oklch(68.09% 0.183 143.9)
XYZ	xyz(19.5086, 34.1602, 11.1946)
Luminance	0.3416 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B445 #B440AF

analogous

#75B440 #40B445 #40B47F

triadic

#40B445 #4540B4 #B44540

tetradic

#40B445 #4075B4 #B440AF #B47F40

square

#40B445 #4075B4 #B440AF #B47F40

split-complementary

#40B445 #7F40B4 #B44075

monochromatic

#205A22 #308734 #40B445 #68C96C #95D998

Accessibility & contrast

On white

2.68

#40B445 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.83

#40B445 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B445

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B445	#FFFFFF	#000000	##000000
##40B445	1.00	2.68	7.83	7.83
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.83	21.00	1.00	1.00
##000000	7.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A439

Deuteranopia (green-blind)

#A99A4E

Tritanopia (blue-blind)

#25AF9C

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40b445;
/* rgb */ color: rgb(64, 180, 69);
/* oklch */ color: oklch(68.1% 0.183 143.9);

Tailwind

colors: {
  custom: {
    50: '#83cb7d',
    500: '#40b445',
    950: '#000000',
  },
}

SCSS

$custom: #40b445;
$custom-light: #83cb7d;
$custom-dark: #000000;

JSON

{
  "hex": "#40b445",
  "rgb": {
    "r": 64,
    "g": 180,
    "b": 69
  },
  "hsl": {
    "h": 122.586,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.68087,
    "c": 0.18324,
    "h": 143.9
  },
  "luminance": 0.34162
}

Semantic roles & 50–950 ramp

primary

#40B445

secondary

#C58BC2

accent

#51D1D7

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C130A

muted

#7D827C

Preview Lab

Preview with #40B445

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

Preview Lab → · Contrast checker → · Palette generator →