#40B289#40B289

#40B289 is a light, moderate teal. Relative luminance 0.347; OKLCH L 68.8% C 0.120 H 165.6°. Best body text is #000000 at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#40B289
RGB	rgb(64, 178, 137)
HSL	hsl(158, 47%, 47%)
HSV	hsv(158, 64%, 70%)
CMYK	cmyk(64%, 0%, 23%, 30.2%)
CIE-LAB	lab(65.54, -41.95, 11.65)
CIE-LCH	lch(65.54, 43.54, 164.48°)
OKLab	oklab(68.81% -0.1161 0.0298)
OKLCH	oklch(68.81% 0.12 165.6)
XYZ	xyz(22.5478, 34.7345, 29.1782)
Luminance	0.3474 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B289 #B24069

analogous

#40B250 #40B289 #40A2B2

triadic

#40B289 #8940B2 #B28940

tetradic

#40B289 #5040B2 #B24069 #A2B240

square

#40B289 #5040B2 #B24069 #A2B240

split-complementary

#40B289 #B240A2 #B25040

monochromatic

#205844 #308566 #40B289 #67C8A5 #94D8C0

Accessibility & contrast

On white

2.64

#40B289 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.95

#40B289 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B289

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B289	#FFFFFF	#000000	##000000
##40B289	1.00	2.64	7.95	7.95
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.95	21.00	1.00	1.00
##000000	7.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEA687

Deuteranopia (green-blind)

#9F9B8C

Tritanopia (blue-blind)

#00B2A7

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40b289;
/* rgb */ color: rgb(64, 178, 137);
/* oklch */ color: oklch(68.8% 0.120 165.6);

Tailwind

colors: {
  custom: {
    50: '#81caab',
    500: '#40b289',
    950: '#000000',
  },
}

SCSS

$custom: #40b289;
$custom-light: #81caab;
$custom-dark: #000000;

JSON

{
  "hex": "#40b289",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 137
  },
  "hsl": {
    "h": 158.421,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.68813,
    "c": 0.11988,
    "h": 165.6
  },
  "luminance": 0.34737
}

Semantic roles & 50–950 ramp

primary

#40B289

secondary

#C48A9F

accent

#5181D7

background

#F8FCFA

surface

#F0F8F4

border

#CBD1CE

text

#0B1310

muted

#7C827F

Preview Lab

Preview with #40B289

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

Preview Lab → · Contrast checker → · Palette generator →