#40D599#40D599

#40D599 is a light, vivid teal. Relative luminance 0.510; OKLCH L 78.0% C 0.152 H 161.9°. Best body text is #000000 at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#40D599
RGB	rgb(64, 213, 153)
HSL	hsl(156, 64%, 54%)
HSV	hsv(156, 70%, 84%)
CMYK	cmyk(70%, 0%, 28.2%, 16.5%)
CIE-LAB	lab(76.66, -52.83, 18.58)
CIE-LCH	lch(76.66, 56.00, 160.62°)
OKLab	oklab(78.04% -0.1445 0.0473)
OKLCH	oklch(78.04% 0.152 161.9)
XYZ	xyz(31.6551, 50.9748, 38.3016)
Luminance	0.5098 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D599 #D5407C

analogous

#40D54F #40D599 #40C6D5

triadic

#40D599 #9940D5 #D59940

tetradic

#40D599 #4F40D5 #D5407C #C6D540

square

#40D599 #4F40D5 #D5407C #C6D540

split-complementary

#40D599 #D540C6 #D54F40

monochromatic

#1C7F57 #27B179 #40D599 #72E0B4 #A4EBCF

Accessibility & contrast

On white

1.88

#40D599 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.20

#40D599 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D599

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D599	#FFFFFF	#000000	##000000
##40D599	1.00	1.88	11.20	11.20
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.20	21.00	1.00	1.00
##000000	11.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2C596

Deuteranopia (green-blind)

#BFB89D

Tritanopia (blue-blind)

#00D5C5

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #40d599;
/* rgb */ color: rgb(64, 213, 153);
/* oklch */ color: oklch(78.0% 0.152 161.9);

Tailwind

colors: {
  custom: {
    50: '#88e3b7',
    500: '#40d599',
    950: '#000000',
  },
}

SCSS

$custom: #40d599;
$custom-light: #88e3b7;
$custom-dark: #000000;

JSON

{
  "hex": "#40d599",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 153
  },
  "hsl": {
    "h": 155.839,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.78041,
    "c": 0.15203,
    "h": 161.9
  },
  "luminance": 0.50978
}

Semantic roles & 50–950 ramp

primary

#40D599

secondary

#863355

accent

#4184E7

background

#FCFEFD

surface

#F4FCF8

border

#CED5D1

text

#0D1511

muted

#7F8481

Preview Lab

Preview with #40D599

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

Preview Lab → · Contrast checker → · Palette generator →