#40B177#40B177

#40B177 is a light, vivid green. Relative luminance 0.339; OKLCH L 68.1% C 0.134 H 157.2°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#40B177
RGB	rgb(64, 177, 119)
HSL	hsl(149, 47%, 47%)
HSV	hsv(149, 64%, 69%)
CMYK	cmyk(63.8%, 0%, 32.8%, 30.6%)
CIE-LAB	lab(64.85, -45.45, 20.52)
CIE-LCH	lch(64.85, 49.87, 155.71°)
OKLab	oklab(68.13% -0.1236 0.0518)
OKLCH	oklch(68.13% 0.134 157.2)
XYZ	xyz(21.1644, 33.8640, 22.8702)
Luminance	0.3387 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B177 #B1407A

analogous

#41B140 #40B177 #40B1B0

triadic

#40B177 #7740B1 #B17740

tetradic

#40B177 #4041B1 #B1407A #B1B040

square

#40B177 #4041B1 #B1407A #B1B040

split-complementary

#40B177 #B040B1 #B14041

monochromatic

#1F573B #308459 #40B177 #66C896 #93D8B5

Accessibility & contrast

On white

2.70

#40B177 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.77

#40B177 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B177

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B177	#FFFFFF	#000000	##000000
##40B177	1.00	2.70	7.77	7.77
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.77	21.00	1.00	1.00
##000000	7.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0A473

Deuteranopia (green-blind)

#A1997B

Tritanopia (blue-blind)

#00B0A2

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #40b177;
/* rgb */ color: rgb(64, 177, 119);
/* oklch */ color: oklch(68.1% 0.134 157.2);

Tailwind

colors: {
  custom: {
    50: '#81c99e',
    500: '#40b177',
    950: '#000000',
  },
}

SCSS

$custom: #40b177;
$custom-light: #81c99e;
$custom-dark: #000000;

JSON

{
  "hex": "#40b177",
  "rgb": {
    "r": 64,
    "g": 177,
    "b": 119
  },
  "hsl": {
    "h": 149.204,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.68127,
    "c": 0.13403,
    "h": 157.2
  },
  "luminance": 0.33866
}

Semantic roles & 50–950 ramp

primary

#40B177

secondary

#C389A7

accent

#5196D7

background

#F8FCF9

surface

#EFF8F2

border

#CAD1CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #40B177

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

Preview Lab → · Contrast checker → · Palette generator →