#40B58B#40B58B

#40B58B is a light, vivid teal. Relative luminance 0.360; OKLCH L 69.6% C 0.122 H 165.5°. Best body text is #000000 at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#40B58B
RGB	rgb(64, 181, 139)
HSL	hsl(158, 48%, 48%)
HSV	hsv(158, 65%, 71%)
CMYK	cmyk(64.6%, 0%, 23.2%, 29%)
CIE-LAB	lab(66.52, -42.78, 11.93)
CIE-LCH	lch(66.52, 44.41, 164.42°)
OKLab	oklab(69.63% -0.1183 0.0305)
OKLCH	oklch(69.63% 0.122 165.5)
XYZ	xyz(23.2960, 35.9993, 30.1419)
Luminance	0.3600 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B58B #B5406A

analogous

#40B551 #40B58B #40A4B5

triadic

#40B58B #8B40B5 #B58B40

tetradic

#40B58B #5140B5 #B5406A #A4B540

square

#40B58B #5140B5 #B5406A #A4B540

split-complementary

#40B58B #B540A4 #B55140

monochromatic

#205B46 #308868 #40B58B #68CAA7 #96DAC1

Accessibility & contrast

On white

2.56

#40B58B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.20

#40B58B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B58B

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B58B	#FFFFFF	#000000	##000000
##40B58B	1.00	2.56	8.20	8.20
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.20	21.00	1.00	1.00
##000000	8.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A989

Deuteranopia (green-blind)

#A19D8E

Tritanopia (blue-blind)

#00B5A9

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #40b58b;
/* rgb */ color: rgb(64, 181, 139);
/* oklch */ color: oklch(69.6% 0.122 165.5);

Tailwind

colors: {
  custom: {
    50: '#82ccad',
    500: '#40b58b',
    950: '#000000',
  },
}

SCSS

$custom: #40b58b;
$custom-light: #82ccad;
$custom-dark: #000000;

JSON

{
  "hex": "#40b58b",
  "rgb": {
    "r": 64,
    "g": 181,
    "b": 139
  },
  "hsl": {
    "h": 158.462,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.69628,
    "c": 0.12222,
    "h": 165.5
  },
  "luminance": 0.36002
}

Semantic roles & 50–950 ramp

primary

#40B58B

secondary

#C58BA0

accent

#5081D7

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0C1310

muted

#7D827F

Preview Lab

Preview with #40B58B

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

Preview Lab → · Contrast checker → · Palette generator →