#40B375#40B375

#40B375 is a light, vivid green. Relative luminance 0.346; OKLCH L 68.6% C 0.139 H 156.0°. Best body text is #000000 at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#40B375
RGB	rgb(64, 179, 117)
HSL	hsl(148, 47%, 48%)
HSV	hsv(148, 64%, 70%)
CMYK	cmyk(64.2%, 0%, 34.6%, 29.8%)
CIE-LAB	lab(65.45, -46.68, 22.40)
CIE-LCH	lch(65.45, 51.77, 154.37°)
OKLab	oklab(68.6% -0.1267 0.0564)
OKLCH	oklch(68.6% 0.139 156)
XYZ	xyz(21.4434, 34.6123, 22.3769)
Luminance	0.3462 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B375 #B3407E

analogous

#45B340 #40B375 #40B3AE

triadic

#40B375 #7540B3 #B37540

tetradic

#40B375 #4045B3 #B3407E #B3AE40

square

#40B375 #4045B3 #B3407E #B3AE40

split-complementary

#40B375 #AE40B3 #B34045

monochromatic

#20593A #308658 #40B375 #67C994 #94D9B4

Accessibility & contrast

On white

2.65

#40B375 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.92

#40B375 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B375

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B375	#FFFFFF	#000000	##000000
##40B375	1.00	2.65	7.92	7.92
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.92	21.00	1.00	1.00
##000000	7.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2A571

Deuteranopia (green-blind)

#A39B79

Tritanopia (blue-blind)

#00B1A3

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40b375;
/* rgb */ color: rgb(64, 179, 117);
/* oklch */ color: oklch(68.6% 0.139 156.0);

Tailwind

colors: {
  custom: {
    50: '#81ca9d',
    500: '#40b375',
    950: '#000000',
  },
}

SCSS

$custom: #40b375;
$custom-light: #81ca9d;
$custom-dark: #000000;

JSON

{
  "hex": "#40b375",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 117
  },
  "hsl": {
    "h": 147.652,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.686,
    "c": 0.13863,
    "h": 156
  },
  "luminance": 0.34615
}

Semantic roles & 50–950 ramp

primary

#40B375

secondary

#C48AAA

accent

#5199D7

background

#F8FCF9

surface

#F0F8F2

border

#CBD1CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #40B375

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

Preview Lab → · Contrast checker → · Palette generator →