#40C970#40C970

#40C970 is a light, vivid green. Relative luminance 0.440; OKLCH L 74.2% C 0.173 H 151.1°. Best body text is #000000 at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#40C970
RGB	rgb(64, 201, 112)
HSL	hsl(141, 56%, 52%)
HSV	hsv(141, 68%, 79%)
CMYK	cmyk(68.2%, 0%, 44.3%, 21.2%)
CIE-LAB	lab(72.25, -56.13, 33.98)
CIE-LCH	lch(72.25, 65.61, 148.81°)
OKLab	oklab(74.17% -0.1513 0.0836)
OKLCH	oklch(74.17% 0.173 151.1)
XYZ	xyz(25.9235, 44.0303, 22.4586)
Luminance	0.4403 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C970 #C94099

analogous

#55C940 #40C970 #40C9B5

triadic

#40C970 #7040C9 #C97040

tetradic

#40C970 #4055C9 #C94099 #C9B540

square

#40C970 #4055C9 #C94099 #C9B540

split-complementary

#40C970 #B540C9 #C94055

monochromatic

#1F6F3B #2D9F55 #40C970 #70D694 #9FE4B7

Accessibility & contrast

On white

2.14

#40C970 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.81

#40C970 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C970

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C970	#FFFFFF	#000000	##000000
##40C970	1.00	2.14	9.81	9.81
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.81	21.00	1.00	1.00
##000000	9.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB869

Deuteranopia (green-blind)

#B9AC76

Tritanopia (blue-blind)

#00C6B3

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #40c970;
/* rgb */ color: rgb(64, 201, 112);
/* oklch */ color: oklch(74.2% 0.173 151.1);

Tailwind

colors: {
  custom: {
    50: '#85da9a',
    500: '#40c970',
    950: '#000000',
  },
}

SCSS

$custom: #40c970;
$custom-light: #85da9a;
$custom-dark: #000000;

JSON

{
  "hex": "#40c970",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 112
  },
  "hsl": {
    "h": 141.022,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.74172,
    "c": 0.17284,
    "h": 151.1
  },
  "luminance": 0.44033
}

Semantic roles & 50–950 ramp

primary

#40C970

secondary

#D094BB

accent

#49AADF

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0C150E

muted

#7D837E

Preview Lab

Preview with #40C970

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

Preview Lab → · Contrast checker → · Palette generator →