#40B37F#40B37F

#40B37F is a light, vivid teal. Relative luminance 0.349; OKLCH L 68.8% C 0.130 H 160.2°. Best body text is #000000 at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#40B37F
RGB	rgb(64, 179, 127)
HSL	hsl(153, 47%, 48%)
HSV	hsv(153, 64%, 70%)
CMYK	cmyk(64.2%, 0%, 29.1%, 29.8%)
CIE-LAB	lab(65.64, -44.61, 17.25)
CIE-LCH	lch(65.64, 47.83, 158.85°)
OKLab	oklab(68.82% -0.1219 0.0439)
OKLCH	oklch(68.82% 0.13 160.2)
XYZ	xyz(22.0631, 34.8602, 25.6405)
Luminance	0.3486 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B37F #B34074

analogous

#40B346 #40B37F #40ADB3

triadic

#40B37F #7F40B3 #B37F40

tetradic

#40B37F #4640B3 #B34074 #ADB340

square

#40B37F #4640B3 #B34074 #ADB340

split-complementary

#40B37F #B340AD #B34640

monochromatic

#20593F #30865F #40B37F #67C99D #94D9BA

Accessibility & contrast

On white

2.63

#40B37F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.97

#40B37F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B37F

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B37F	#FFFFFF	#000000	##000000
##40B37F	1.00	2.63	7.97	7.97
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.97	21.00	1.00	1.00
##000000	7.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A67C

Deuteranopia (green-blind)

#A19B82

Tritanopia (blue-blind)

#00B2A5

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40b37f;
/* rgb */ color: rgb(64, 179, 127);
/* oklch */ color: oklch(68.8% 0.130 160.2);

Tailwind

colors: {
  custom: {
    50: '#81caa4',
    500: '#40b37f',
    950: '#000000',
  },
}

SCSS

$custom: #40b37f;
$custom-light: #81caa4;
$custom-dark: #000000;

JSON

{
  "hex": "#40b37f",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 127
  },
  "hsl": {
    "h": 152.87,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.68823,
    "c": 0.12958,
    "h": 160.2
  },
  "luminance": 0.34862
}

Semantic roles & 50–950 ramp

primary

#40B37F

secondary

#C48AA5

accent

#518DD7

background

#F8FCFA

surface

#F0F8F4

border

#CBD1CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #40B37F

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

Preview Lab → · Contrast checker → · Palette generator →