#40E39B#40E39B

#40E39B is a light, vivid teal. Relative luminance 0.584; OKLCH L 81.6% C 0.168 H 159.3°. Best body text is #000000 at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#40E39B
RGB	rgb(64, 227, 155)
HSL	hsl(153, 74%, 57%)
HSV	hsv(153, 72%, 89%)
CMYK	cmyk(71.8%, 0%, 31.7%, 11%)
CIE-LAB	lab(80.96, -57.84, 23.44)
CIE-LCH	lch(80.96, 62.41, 157.94°)
OKLab	oklab(81.58% -0.1572 0.0593)
OKLCH	oklch(81.58% 0.168 159.3)
XYZ	xyz(35.4962, 58.3906, 40.4038)
Luminance	0.5839 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E39B #E34088

analogous

#40E34A #40E39B #40D9E3

triadic

#40E39B #9B40E3 #E39B40

tetradic

#40E39B #4A40E3 #E34088 #D9E340

square

#40E39B #4A40E3 #E34088 #D9E340

split-complementary

#40E39B #E340D9 #E34A40

monochromatic

#16935C #1DC87D #40E39B #75EBB7 #ABF3D3

Accessibility & contrast

On white

1.66

#40E39B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.68

#40E39B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E39B

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E39B	#FFFFFF	#000000	##000000
##40E39B	1.00	1.66	12.68	12.68
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.68	21.00	1.00	1.00
##000000	12.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1D297

Deuteranopia (green-blind)

#CCC3A0

Tritanopia (blue-blind)

#00E2D0

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #40e39b;
/* rgb */ color: rgb(64, 227, 155);
/* oklch */ color: oklch(81.6% 0.168 159.3);

Tailwind

colors: {
  custom: {
    50: '#8aedb8',
    500: '#40e39b',
    950: '#000000',
  },
}

SCSS

$custom: #40e39b;
$custom-light: #8aedb8;
$custom-dark: #000000;

JSON

{
  "hex": "#40e39b",
  "rgb": {
    "r": 64,
    "g": 227,
    "b": 155
  },
  "hsl": {
    "h": 153.497,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.81581,
    "c": 0.16805,
    "h": 159.3
  },
  "luminance": 0.58395
}

Semantic roles & 50–950 ramp

primary

#40E39B

secondary

#97305E

accent

#3789F1

background

#FCFFFD

surface

#F4FEF8

border

#CED6D1

text

#0D1611

muted

#7F8581

Preview Lab

Preview with #40E39B

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

Preview Lab → · Contrast checker → · Palette generator →