#40B648#40B648

#40B648 is a light, vivid green. Relative luminance 0.350; OKLCH L 68.6% C 0.183 H 144.3°. Best body text is #000000 at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#40B648
RGB	rgb(64, 182, 72)
HSL	hsl(124, 48%, 48%)
HSV	hsv(124, 65%, 71%)
CMYK	cmyk(64.8%, 0%, 60.4%, 28.6%)
CIE-LAB	lab(65.76, -54.96, 45.52)
CIE-LCH	lch(65.76, 71.36, 140.37°)
OKLab	oklab(68.65% -0.1489 0.107)
OKLCH	oklch(68.65% 0.183 144.3)
XYZ	xyz(20.0108, 35.0117, 11.8330)
Luminance	0.3501 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B648 #B640AE

analogous

#73B640 #40B648 #40B683

triadic

#40B648 #4840B6 #B64840

tetradic

#40B648 #4073B6 #B640AE #B68340

square

#40B648 #4073B6 #B640AE #B68340

split-complementary

#40B648 #8340B6 #B64073

monochromatic

#205B24 #308936 #40B648 #69CA70 #96DA9B

Accessibility & contrast

On white

2.62

#40B648 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.00

#40B648 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B648

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B648	#FFFFFF	#000000	##000000
##40B648	1.00	2.62	8.00	8.00
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.00	21.00	1.00	1.00
##000000	8.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A63C

Deuteranopia (green-blind)

#AB9C51

Tritanopia (blue-blind)

#23B19E

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40b648;
/* rgb */ color: rgb(64, 182, 72);
/* oklch */ color: oklch(68.6% 0.183 144.3);

Tailwind

colors: {
  custom: {
    50: '#83cd7f',
    500: '#40b648',
    950: '#000000',
  },
}

SCSS

$custom: #40b648;
$custom-light: #83cd7f;
$custom-dark: #000000;

JSON

{
  "hex": "#40b648",
  "rgb": {
    "r": 64,
    "g": 182,
    "b": 72
  },
  "hsl": {
    "h": 124.068,
    "s": 47.967,
    "l": 48.235
  },
  "oklch": {
    "l": 0.68649,
    "c": 0.18335,
    "h": 144.3
  },
  "luminance": 0.35014
}

Semantic roles & 50–950 ramp

primary

#40B648

secondary

#C68CC2

accent

#50CED8

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C140A

muted

#7D827C

Preview Lab

Preview with #40B648

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

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