#40D191#40D191

#40D191 is a light, vivid teal. Relative luminance 0.487; OKLCH L 76.9% C 0.154 H 159.8°. Best body text is #000000 at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#40D191
RGB	rgb(64, 209, 145)
HSL	hsl(154, 61%, 54%)
HSV	hsv(154, 69%, 82%)
CMYK	cmyk(69.4%, 0%, 30.6%, 18%)
CIE-LAB	lab(75.28, -52.95, 20.90)
CIE-LCH	lch(75.28, 56.92, 158.46°)
OKLab	oklab(76.86% -0.1442 0.053)
OKLCH	oklch(76.86% 0.154 159.8)
XYZ	xyz(30.0226, 48.7319, 34.6065)
Luminance	0.4874 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D191 #D14080

analogous

#40D148 #40D191 #40C8D1

triadic

#40D191 #9140D1 #D19140

tetradic

#40D191 #4840D1 #D14080 #C8D140

square

#40D191 #4840D1 #D14080 #C8D140

split-complementary

#40D191 #D140C8 #D14840

monochromatic

#1D7951 #29AB71 #40D191 #71DDAD #A3E9CA

Accessibility & contrast

On white

1.95

#40D191 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.75

#40D191 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D191

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D191	#FFFFFF	#000000	##000000
##40D191	1.00	1.95	10.75	10.75
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.75	21.00	1.00	1.00
##000000	10.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFC18D

Deuteranopia (green-blind)

#BCB495

Tritanopia (blue-blind)

#00D0C0

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #40d191;
/* rgb */ color: rgb(64, 209, 145);
/* oklch */ color: oklch(76.9% 0.154 159.8);

Tailwind

colors: {
  custom: {
    50: '#87e0b1',
    500: '#40d191',
    950: '#000000',
  },
}

SCSS

$custom: #40d191;
$custom-light: #87e0b1;
$custom-dark: #000000;

JSON

{
  "hex": "#40d191",
  "rgb": {
    "r": 64,
    "g": 209,
    "b": 145
  },
  "hsl": {
    "h": 153.517,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.76856,
    "c": 0.15365,
    "h": 159.8
  },
  "luminance": 0.48735
}

Semantic roles & 50–950 ramp

primary

#40D191

secondary

#D597B3

accent

#448AE4

background

#F9FDFA

surface

#F1FBF5

border

#CBD4CF

text

#0D1510

muted

#7E837F

Preview Lab

Preview with #40D191

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

Preview Lab → · Contrast checker → · Palette generator →