#40B582#40B582

#40B582 is a light, vivid teal. Relative luminance 0.357; OKLCH L 69.4% C 0.130 H 161.0°. Best body text is #000000 at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#40B582
RGB	rgb(64, 181, 130)
HSL	hsl(154, 48%, 48%)
HSV	hsv(154, 65%, 71%)
CMYK	cmyk(64.6%, 0%, 28.2%, 29%)
CIE-LAB	lab(66.33, -44.80, 16.57)
CIE-LCH	lch(66.33, 47.76, 159.70°)
OKLab	oklab(69.41% -0.1226 0.0422)
OKLCH	oklch(69.41% 0.13 161)
XYZ	xyz(22.6653, 35.7470, 26.8202)
Luminance	0.3575 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B582 #B54073

analogous

#40B547 #40B582 #40ADB5

triadic

#40B582 #8240B5 #B58240

tetradic

#40B582 #4740B5 #B54073 #ADB540

square

#40B582 #4740B5 #B54073 #ADB540

split-complementary

#40B582 #B540AD #B54740

monochromatic

#205B41 #308862 #40B582 #68CA9F #96DABC

Accessibility & contrast

On white

2.58

#40B582 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.15

#40B582 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B582

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B582	#FFFFFF	#000000	##000000
##40B582	1.00	2.58	8.15	8.15
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.15	21.00	1.00	1.00
##000000	8.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A87F

Deuteranopia (green-blind)

#A39D85

Tritanopia (blue-blind)

#00B4A7

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b582;
/* rgb */ color: rgb(64, 181, 130);
/* oklch */ color: oklch(69.4% 0.130 161.0);

Tailwind

colors: {
  custom: {
    50: '#82cca6',
    500: '#40b582',
    950: '#000000',
  },
}

SCSS

$custom: #40b582;
$custom-light: #82cca6;
$custom-dark: #000000;

JSON

{
  "hex": "#40b582",
  "rgb": {
    "r": 64,
    "g": 181,
    "b": 130
  },
  "hsl": {
    "h": 153.846,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.69406,
    "c": 0.12967,
    "h": 161
  },
  "luminance": 0.35749
}

Semantic roles & 50–950 ramp

primary

#40B582

secondary

#C58BA5

accent

#508BD7

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #40B582

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

Preview Lab → · Contrast checker → · Palette generator →