#40B649#40B649

#40B649 is a light, vivid green. Relative luminance 0.350; OKLCH L 68.7% C 0.183 H 144.4°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#40B649
RGB	rgb(64, 182, 73)
HSL	hsl(125, 48%, 48%)
HSV	hsv(125, 65%, 71%)
CMYK	cmyk(64.8%, 0%, 59.9%, 28.6%)
CIE-LAB	lab(65.77, -54.84, 45.07)
CIE-LCH	lch(65.77, 70.98, 140.58°)
OKLab	oklab(68.66% -0.1485 0.1061)
OKLCH	oklch(68.66% 0.183 144.4)
XYZ	xyz(20.0437, 35.0249, 12.0062)
Luminance	0.3503 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B649 #B640AD

analogous

#72B640 #40B649 #40B684

triadic

#40B649 #4940B6 #B64940

tetradic

#40B649 #4072B6 #B640AD #B68440

square

#40B649 #4072B6 #B640AD #B68440

split-complementary

#40B649 #8440B6 #B64072

monochromatic

#205B25 #308937 #40B649 #69CA70 #96DA9B

Accessibility & contrast

On white

2.62

#40B649 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.01

#40B649 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B649

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B649	#FFFFFF	#000000	##000000
##40B649	1.00	2.62	8.01	8.01
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.01	21.00	1.00	1.00
##000000	8.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A63D

Deuteranopia (green-blind)

#AB9C52

Tritanopia (blue-blind)

#23B19E

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40b649;
/* rgb */ color: rgb(64, 182, 73);
/* oklch */ color: oklch(68.7% 0.183 144.4);

Tailwind

colors: {
  custom: {
    50: '#83cd7f',
    500: '#40b649',
    950: '#000000',
  },
}

SCSS

$custom: #40b649;
$custom-light: #83cd7f;
$custom-dark: #000000;

JSON

{
  "hex": "#40b649",
  "rgb": {
    "r": 64,
    "g": 182,
    "b": 73
  },
  "hsl": {
    "h": 124.576,
    "s": 47.967,
    "l": 48.235
  },
  "oklch": {
    "l": 0.68661,
    "c": 0.18255,
    "h": 144.4
  },
  "luminance": 0.35027
}

Semantic roles & 50–950 ramp

primary

#40B649

secondary

#C68CC1

accent

#50CDD8

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C140A

muted

#7D827C

Preview Lab

Preview with #40B649

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

Preview Lab → · Contrast checker → · Palette generator →