#40AF23#40AF23

#40AF23 is a light, vivid green. Relative luminance 0.319; OKLCH L 66.5% C 0.199 H 140.2°. Best body text is #000000 at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#40AF23
RGB	rgb(64, 175, 35)
HSL	hsl(108, 67%, 41%)
HSV	hsv(108, 80%, 69%)
CMYK	cmyk(63.4%, 0%, 80%, 31.4%)
CIE-LAB	lab(63.23, -55.75, 57.24)
CIE-LCH	lch(63.23, 79.90, 134.25°)
OKLab	oklab(66.47% -0.1529 0.1272)
OKLCH	oklch(66.47% 0.199 140.2)
XYZ	xyz(17.7469, 31.8696, 6.8060)
Luminance	0.3187 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AF23 #9223AF

analogous

#86AF23 #40AF23 #23AF4C

triadic

#40AF23 #2340AF #AF2340

tetradic

#40AF23 #2386AF #9223AF #AF4C23

square

#40AF23 #2386AF #9223AF #AF4C23

split-complementary

#40AF23 #4C23AF #AF2386

monochromatic

#1B490F #2D7C19 #40AF23 #59D738 #84E16B

Accessibility & contrast

On white

2.85

#40AF23 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.37

#40AF23 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AF23

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AF23	#FFFFFF	#000000	##000000
##40AF23	1.00	2.85	7.37	7.37
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.37	21.00	1.00	1.00
##000000	7.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B49F00

Deuteranopia (green-blind)

#A79634

Tritanopia (blue-blind)

#2FA995

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #40af23;
/* rgb */ color: rgb(64, 175, 35);
/* oklch */ color: oklch(66.5% 0.199 140.2);

Tailwind

colors: {
  custom: {
    50: '#83c86a',
    500: '#40af23',
    950: '#000000',
  },
}

SCSS

$custom: #40af23;
$custom-light: #83c86a;
$custom-dark: #000000;

JSON

{
  "hex": "#40af23",
  "rgb": {
    "r": 64,
    "g": 175,
    "b": 35
  },
  "hsl": {
    "h": 107.571,
    "s": 66.667,
    "l": 41.176
  },
  "oklch": {
    "l": 0.66473,
    "c": 0.19893,
    "h": 140.2
  },
  "luminance": 0.31871
}

Semantic roles & 50–950 ramp

primary

#40AF23

secondary

#B366C7

accent

#3EEAC6

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0C1307

muted

#7D827A

Preview Lab

Preview with #40AF23

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

Preview Lab → · Contrast checker → · Palette generator →