#40B983#40B983

#40B983 is a light, vivid teal. Relative luminance 0.374; OKLCH L 70.5% C 0.134 H 160.3°. Best body text is #000000 at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#40B983
RGB	rgb(64, 185, 131)
HSL	hsl(153, 49%, 49%)
HSV	hsv(153, 65%, 73%)
CMYK	cmyk(65.4%, 0%, 29.2%, 27.5%)
CIE-LAB	lab(67.59, -46.24, 17.78)
CIE-LCH	lch(67.59, 49.54, 158.97°)
OKLab	oklab(70.45% -0.1263 0.0452)
OKLCH	oklch(70.45% 0.134 160.3)
XYZ	xyz(23.5578, 37.4241, 27.4504)
Luminance	0.3743 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B983 #B94076

analogous

#40B947 #40B983 #40B3B9

triadic

#40B983 #8340B9 #B98340

tetradic

#40B983 #4740B9 #B94076 #B3B940

square

#40B983 #4740B9 #B94076 #B3B940

split-complementary

#40B983 #B940B3 #B94740

monochromatic

#215E43 #308C63 #40B983 #6BCCA0 #98DBBD

Accessibility & contrast

On white

2.47

#40B983 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.49

#40B983 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B983

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B983	#FFFFFF	#000000	##000000
##40B983	1.00	2.47	8.49	8.49
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.49	21.00	1.00	1.00
##000000	8.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7AB80

Deuteranopia (green-blind)

#A7A086

Tritanopia (blue-blind)

#00B8AB

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #40b983;
/* rgb */ color: rgb(64, 185, 131);
/* oklch */ color: oklch(70.5% 0.134 160.3);

Tailwind

colors: {
  custom: {
    50: '#82cfa7',
    500: '#40b983',
    950: '#000000',
  },
}

SCSS

$custom: #40b983;
$custom-light: #82cfa7;
$custom-dark: #000000;

JSON

{
  "hex": "#40b983",
  "rgb": {
    "r": 64,
    "g": 185,
    "b": 131
  },
  "hsl": {
    "h": 153.223,
    "s": 48.594,
    "l": 48.824
  },
  "oklch": {
    "l": 0.70452,
    "c": 0.13419,
    "h": 160.3
  },
  "luminance": 0.37427
}

Semantic roles & 50–950 ramp

primary

#40B983

secondary

#C78EA7

accent

#508DD8

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0C140F

muted

#7D827F

Preview Lab

Preview with #40B983

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

Preview Lab → · Contrast checker → · Palette generator →