#40B172#40B172

#40B172 is a light, vivid green. Relative luminance 0.337; OKLCH L 68.0% C 0.139 H 155.3°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#40B172
RGB	rgb(64, 177, 114)
HSL	hsl(147, 47%, 47%)
HSV	hsv(147, 64%, 69%)
CMYK	cmyk(63.8%, 0%, 35.6%, 30.6%)
CIE-LAB	lab(64.76, -46.45, 23.09)
CIE-LCH	lch(64.76, 51.87, 153.57°)
OKLab	oklab(68.02% -0.1259 0.058)
OKLCH	oklch(68.02% 0.139 155.3)
XYZ	xyz(20.8719, 33.7470, 21.3302)
Luminance	0.3375 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B172 #B1407F

analogous

#46B140 #40B172 #40B1AB

triadic

#40B172 #7240B1 #B17240

tetradic

#40B172 #4046B1 #B1407F #B1AB40

square

#40B172 #4046B1 #B1407F #B1AB40

split-complementary

#40B172 #AB40B1 #B14046

monochromatic

#1F5738 #308455 #40B172 #66C891 #93D8B2

Accessibility & contrast

On white

2.71

#40B172 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#40B172 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B172

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B172	#FFFFFF	#000000	##000000
##40B172	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0A36E

Deuteranopia (green-blind)

#A29976

Tritanopia (blue-blind)

#02AFA1

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #40b172;
/* rgb */ color: rgb(64, 177, 114);
/* oklch */ color: oklch(68.0% 0.139 155.3);

Tailwind

colors: {
  custom: {
    50: '#81c99b',
    500: '#40b172',
    950: '#000000',
  },
}

SCSS

$custom: #40b172;
$custom-light: #81c99b;
$custom-dark: #000000;

JSON

{
  "hex": "#40b172",
  "rgb": {
    "r": 64,
    "g": 177,
    "b": 114
  },
  "hsl": {
    "h": 146.549,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.6802,
    "c": 0.13866,
    "h": 155.3
  },
  "luminance": 0.33749
}

Semantic roles & 50–950 ramp

primary

#40B172

secondary

#C389AA

accent

#519CD7

background

#F8FCF9

surface

#EFF8F2

border

#CAD1CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #40B172

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

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