#40AC6B#40AC6B

#40AC6B is a light, vivid green. Relative luminance 0.317; OKLCH L 66.6% C 0.138 H 153.6°. Best body text is #000000 at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#40AC6B
RGB	rgb(64, 172, 107)
HSL	hsl(144, 46%, 46%)
HSV	hsv(144, 63%, 67%)
CMYK	cmyk(62.8%, 0%, 37.8%, 32.5%)
CIE-LAB	lab(63.06, -45.77, 24.56)
CIE-LCH	lch(63.06, 51.94, 151.78°)
OKLab	oklab(66.58% -0.1239 0.0614)
OKLCH	oklch(66.58% 0.138 153.6)
XYZ	xyz(19.5191, 31.6546, 18.9884)
Luminance	0.3166 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AC6B #AC4081

analogous

#4BAC40 #40AC6B #40ACA1

triadic

#40AC6B #6B40AC #AC6B40

tetradic

#40AC6B #404BAC #AC4081 #ACA140

square

#40AC6B #404BAC #AC4081 #ACA140

split-complementary

#40AC6B #A140AC #AC404B

monochromatic

#1F5334 #2F7F4F #40AC6B #64C58B #91D6AC

Accessibility & contrast

On white

2.86

#40AC6B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.33

#40AC6B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AC6B

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AC6B	#FFFFFF	#000000	##000000
##40AC6B	1.00	2.86	7.33	7.33
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.33	21.00	1.00	1.00
##000000	7.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AC9F67

Deuteranopia (green-blind)

#9E956F

Tritanopia (blue-blind)

#13AA9C

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #40ac6b;
/* rgb */ color: rgb(64, 172, 107);
/* oklch */ color: oklch(66.6% 0.138 153.6);

Tailwind

colors: {
  custom: {
    50: '#80c596',
    500: '#40ac6b',
    950: '#000000',
  },
}

SCSS

$custom: #40ac6b;
$custom-light: #80c596;
$custom-dark: #000000;

JSON

{
  "hex": "#40ac6b",
  "rgb": {
    "r": 64,
    "g": 172,
    "b": 107
  },
  "hsl": {
    "h": 143.889,
    "s": 45.763,
    "l": 46.275
  },
  "oklch": {
    "l": 0.66579,
    "c": 0.13831,
    "h": 153.6
  },
  "luminance": 0.31657
}

Semantic roles & 50–950 ramp

primary

#40AC6B

secondary

#C187AA

accent

#52A1D5

background

#F8FCF9

surface

#EFF8F2

border

#CAD1CC

text

#0B130D

muted

#7C827E

Preview Lab

Preview with #40AC6B

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

Preview Lab → · Contrast checker → · Palette generator →