#40D99B#40D99B

#40D99B is a light, vivid teal. Relative luminance 0.531; OKLCH L 79.1% C 0.155 H 161.6°. Best body text is #000000 at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#40D99B
RGB	rgb(64, 217, 155)
HSL	hsl(156, 67%, 55%)
HSV	hsv(156, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 28.6%, 14.9%)
CIE-LAB	lab(77.92, -53.98, 19.27)
CIE-LCH	lch(77.92, 57.32, 160.35°)
OKLab	oklab(79.09% -0.1475 0.049)
OKLCH	oklch(79.09% 0.155 161.6)
XYZ	xyz(32.8402, 53.0785, 39.5184)
Luminance	0.5308 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D99B #D9407E

analogous

#40D94E #40D99B #40CBD9

triadic

#40D99B #9B40D9 #D99B40

tetradic

#40D99B #4E40D9 #D9407E #CBD940

square

#40D99B #4E40D9 #D9407E #CBD940

split-complementary

#40D99B #D940CB #D94E40

monochromatic

#1A8459 #24B77C #40D99B #73E3B6 #A6EDD0

Accessibility & contrast

On white

1.81

#40D99B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.62

#40D99B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D99B

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D99B	#FFFFFF	#000000	##000000
##40D99B	1.00	1.81	11.62	11.62
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.62	21.00	1.00	1.00
##000000	11.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6C997

Deuteranopia (green-blind)

#C2BB9F

Tritanopia (blue-blind)

#00D8C8

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #40d99b;
/* rgb */ color: rgb(64, 217, 155);
/* oklch */ color: oklch(79.1% 0.155 161.6);

Tailwind

colors: {
  custom: {
    50: '#88e6b8',
    500: '#40d99b',
    950: '#000000',
  },
}

SCSS

$custom: #40d99b;
$custom-light: #88e6b8;
$custom-dark: #000000;

JSON

{
  "hex": "#40d99b",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 155
  },
  "hsl": {
    "h": 155.686,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.79087,
    "c": 0.15544,
    "h": 161.6
  },
  "luminance": 0.53082
}

Semantic roles & 50–950 ramp

primary

#40D99B

secondary

#8B3256

accent

#3E84EA

background

#FCFEFD

surface

#F4FCF8

border

#CED5D1

text

#0D1611

muted

#7F8481

Preview Lab

Preview with #40D99B

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

Preview Lab → · Contrast checker → · Palette generator →