#40AC5F#40AC5F

#40AC5F is a light, vivid green. Relative luminance 0.314; OKLCH L 66.4% C 0.150 H 149.8°. Best body text is #000000 at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#40AC5F
RGB	rgb(64, 172, 95)
HSL	hsl(137, 46%, 46%)
HSV	hsv(137, 63%, 67%)
CMYK	cmyk(62.8%, 0%, 44.8%, 32.5%)
CIE-LAB	lab(62.86, -47.91, 30.67)
CIE-LCH	lch(62.86, 56.89, 147.38°)
OKLab	oklab(66.35% -0.1294 0.0754)
OKLCH	oklch(66.35% 0.15 149.8)
XYZ	xyz(18.9310, 31.4194, 15.8911)
Luminance	0.3142 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AC5F #AC408D

analogous

#57AC40 #40AC5F #40AC95

triadic

#40AC5F #5F40AC #AC5F40

tetradic

#40AC5F #4057AC #AC408D #AC9540

square

#40AC5F #4057AC #AC408D #AC9540

split-complementary

#40AC5F #9540AC #AC4057

monochromatic

#1F532E #2F7F46 #40AC5F #64C580 #91D6A4

Accessibility & contrast

On white

2.88

#40AC5F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.28

#40AC5F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AC5F

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AC5F	#FFFFFF	#000000	##000000
##40AC5F	1.00	2.88	7.28	7.28
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.28	21.00	1.00	1.00
##000000	7.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AD9E59

Deuteranopia (green-blind)

#9F9464

Tritanopia (blue-blind)

#1DA999

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #40ac5f;
/* rgb */ color: rgb(64, 172, 95);
/* oklch */ color: oklch(66.4% 0.150 149.8);

Tailwind

colors: {
  custom: {
    50: '#80c68d',
    500: '#40ac5f',
    950: '#000000',
  },
}

SCSS

$custom: #40ac5f;
$custom-light: #80c68d;
$custom-dark: #000000;

JSON

{
  "hex": "#40ac5f",
  "rgb": {
    "r": 64,
    "g": 172,
    "b": 95
  },
  "hsl": {
    "h": 137.222,
    "s": 45.763,
    "l": 46.275
  },
  "oklch": {
    "l": 0.66353,
    "c": 0.14976,
    "h": 149.8
  },
  "luminance": 0.31421
}

Semantic roles & 50–950 ramp

primary

#40AC5F

secondary

#C187B0

accent

#52B0D5

background

#F8FCF8

surface

#EFF8F0

border

#CAD1CB

text

#0B130C

muted

#7C827D

Preview Lab

Preview with #40AC5F

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

Preview Lab → · Contrast checker → · Palette generator →