#40C97B#40C97B

#40C97B is a light, vivid green. Relative luminance 0.443; OKLCH L 74.4% C 0.163 H 154.1°. Best body text is #000000 at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#40C97B
RGB	rgb(64, 201, 123)
HSL	hsl(146, 56%, 52%)
HSV	hsv(146, 68%, 79%)
CMYK	cmyk(68.2%, 0%, 38.8%, 21.2%)
CIE-LAB	lab(72.42, -54.18, 28.56)
CIE-LCH	lch(72.42, 61.25, 152.21°)
OKLab	oklab(74.37% -0.1464 0.0712)
OKLCH	oklch(74.37% 0.163 154.1)
XYZ	xyz(26.5738, 44.2904, 25.8835)
Luminance	0.4429 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C97B #C9408E

analogous

#4AC940 #40C97B #40C9BF

triadic

#40C97B #7B40C9 #C97B40

tetradic

#40C97B #404AC9 #C9408E #C9BF40

square

#40C97B #404AC9 #C9408E #C9BF40

split-complementary

#40C97B #BF40C9 #C9404A

monochromatic

#1F6F42 #2D9F5E #40C97B #70D69C #9FE4BD

Accessibility & contrast

On white

2.13

#40C97B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.86

#40C97B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C97B

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C97B	#FFFFFF	#000000	##000000
##40C97B	1.00	2.13	9.86	9.86
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.86	21.00	1.00	1.00
##000000	9.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B976

Deuteranopia (green-blind)

#B7AD80

Tritanopia (blue-blind)

#00C7B5

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #40c97b;
/* rgb */ color: rgb(64, 201, 123);
/* oklch */ color: oklch(74.4% 0.163 154.1);

Tailwind

colors: {
  custom: {
    50: '#85daa2',
    500: '#40c97b',
    950: '#000000',
  },
}

SCSS

$custom: #40c97b;
$custom-light: #85daa2;
$custom-dark: #000000;

JSON

{
  "hex": "#40c97b",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 123
  },
  "hsl": {
    "h": 145.839,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.74372,
    "c": 0.16278,
    "h": 154.1
  },
  "luminance": 0.44293
}

Semantic roles & 50–950 ramp

primary

#40C97B

secondary

#D094B7

accent

#499EDF

background

#F8FDFA

surface

#F0FBF3

border

#CBD4CD

text

#0C150F

muted

#7D837F

Preview Lab

Preview with #40C97B

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

Preview Lab → · Contrast checker → · Palette generator →