#40D891#40D891

#40D891 is a light, vivid teal. Relative luminance 0.522; OKLCH L 78.6% C 0.163 H 158.3°. Best body text is #000000 at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#40D891
RGB	rgb(64, 216, 145)
HSL	hsl(152, 66%, 55%)
HSV	hsv(152, 70%, 85%)
CMYK	cmyk(70.4%, 0%, 32.9%, 15.3%)
CIE-LAB	lab(77.43, -55.67, 23.83)
CIE-LCH	lch(77.43, 60.55, 156.83°)
OKLab	oklab(78.62% -0.1511 0.0602)
OKLCH	oklch(78.62% 0.163 158.3)
XYZ	xyz(31.7779, 52.2424, 35.1916)
Luminance	0.5225 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D891 #D84087

analogous

#40D845 #40D891 #40D3D8

triadic

#40D891 #9140D8 #D89140

tetradic

#40D891 #4540D8 #D84087 #D3D840

square

#40D891 #4540D8 #D84087 #D3D840

split-complementary

#40D891 #D840D3 #D84540

monochromatic

#1B8352 #25B672 #40D891 #73E2AE #A6EDCC

Accessibility & contrast

On white

1.83

#40D891 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.45

#40D891 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D891

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D891	#FFFFFF	#000000	##000000
##40D891	1.00	1.83	11.45	11.45
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.45	21.00	1.00	1.00
##000000	11.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6C78D

Deuteranopia (green-blind)

#C3BA96

Tritanopia (blue-blind)

#00D7C5

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #40d891;
/* rgb */ color: rgb(64, 216, 145);
/* oklch */ color: oklch(78.6% 0.163 158.3);

Tailwind

colors: {
  custom: {
    50: '#88e5b1',
    500: '#40d891',
    950: '#000000',
  },
}

SCSS

$custom: #40d891;
$custom-light: #88e5b1;
$custom-dark: #000000;

JSON

{
  "hex": "#40d891",
  "rgb": {
    "r": 64,
    "g": 216,
    "b": 145
  },
  "hsl": {
    "h": 151.974,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.78617,
    "c": 0.16266,
    "h": 158.3
  },
  "luminance": 0.52246
}

Semantic roles & 50–950 ramp

primary

#40D891

secondary

#8A335B

accent

#3F8EE9

background

#FCFEFD

surface

#F4FCF7

border

#CED5D0

text

#0D1610

muted

#7F8481

Preview Lab

Preview with #40D891

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

Preview Lab → · Contrast checker → · Palette generator →