#40B073#40B073

#40B073 is a light, vivid green. Relative luminance 0.334; OKLCH L 67.8% C 0.136 H 155.9°. Best body text is #000000 at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#40B073
RGB	rgb(64, 176, 115)
HSL	hsl(147, 47%, 47%)
HSV	hsv(147, 64%, 69%)
CMYK	cmyk(63.6%, 0%, 34.7%, 31%)
CIE-LAB	lab(64.46, -45.85, 22.15)
CIE-LCH	lch(64.46, 50.92, 154.21°)
OKLab	oklab(67.78% -0.1244 0.0558)
OKLCH	oklch(67.78% 0.136 155.9)
XYZ	xyz(20.7324, 33.3763, 21.5660)
Luminance	0.3338 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B073 #B0407D

analogous

#45B040 #40B073 #40B0AB

triadic

#40B073 #7340B0 #B07340

tetradic

#40B073 #4045B0 #B0407D #B0AB40

square

#40B073 #4045B0 #B0407D #B0AB40

split-complementary

#40B073 #AB40B0 #B04045

monochromatic

#1F5638 #308356 #40B073 #66C792 #93D8B2

Accessibility & contrast

On white

2.74

#40B073 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.68

#40B073 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B073

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B073	#FFFFFF	#000000	##000000
##40B073	1.00	2.74	7.68	7.68
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.68	21.00	1.00	1.00
##000000	7.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFA36F

Deuteranopia (green-blind)

#A09877

Tritanopia (blue-blind)

#01AEA0

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #40b073;
/* rgb */ color: rgb(64, 176, 115);
/* oklch */ color: oklch(67.8% 0.136 155.9);

Tailwind

colors: {
  custom: {
    50: '#81c89b',
    500: '#40b073',
    950: '#000000',
  },
}

SCSS

$custom: #40b073;
$custom-light: #81c89b;
$custom-dark: #000000;

JSON

{
  "hex": "#40b073",
  "rgb": {
    "r": 64,
    "g": 176,
    "b": 115
  },
  "hsl": {
    "h": 147.321,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.67782,
    "c": 0.13635,
    "h": 155.9
  },
  "luminance": 0.33378
}

Semantic roles & 50–950 ramp

primary

#40B073

secondary

#C389A8

accent

#519AD6

background

#F8FCF9

surface

#EFF8F2

border

#CAD1CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #40B073

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

Preview Lab → · Contrast checker → · Palette generator →