#40BB91#40BB91

#40BB91 is a light, vivid teal. Relative luminance 0.387; OKLCH L 71.3% C 0.125 H 166.5°. Best body text is #000000 at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#40BB91
RGB	rgb(64, 187, 145)
HSL	hsl(160, 49%, 49%)
HSV	hsv(160, 66%, 73%)
CMYK	cmyk(65.8%, 0%, 22.5%, 26.7%)
CIE-LAB	lab(68.51, -43.95, 11.46)
CIE-LCH	lch(68.51, 45.42, 165.38°)
OKLab	oklab(71.3% -0.1218 0.0293)
OKLCH	oklch(71.3% 0.125 166.5)
XYZ	xyz(24.9928, 38.6723, 32.9299)
Luminance	0.3867 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BB91 #BB406A

analogous

#40BB54 #40BB91 #40A8BB

triadic

#40BB91 #9140BB #BB9140

tetradic

#40BB91 #5440BB #BB406A #A8BB40

square

#40BB91 #5440BB #BB406A #A8BB40

split-complementary

#40BB91 #BB40A8 #BB5440

monochromatic

#21604A #308D6E #40BB91 #6CCDAB #99DCC5

Accessibility & contrast

On white

2.40

#40BB91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.74

#40BB91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BB91

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BB91	#FFFFFF	#000000	##000000
##40BB91	1.00	2.40	8.74	8.74
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.74	21.00	1.00	1.00
##000000	8.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7AE8F

Deuteranopia (green-blind)

#A6A294

Tritanopia (blue-blind)

#00BCAF

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #40bb91;
/* rgb */ color: rgb(64, 187, 145);
/* oklch */ color: oklch(71.3% 0.125 166.5);

Tailwind

colors: {
  custom: {
    50: '#83d0b1',
    500: '#40bb91',
    950: '#000000',
  },
}

SCSS

$custom: #40bb91;
$custom-light: #83d0b1;
$custom-dark: #000000;

JSON

{
  "hex": "#40bb91",
  "rgb": {
    "r": 64,
    "g": 187,
    "b": 145
  },
  "hsl": {
    "h": 159.512,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.71303,
    "c": 0.1253,
    "h": 166.5
  },
  "luminance": 0.38675
}

Semantic roles & 50–950 ramp

primary

#40BB91

secondary

#C88FA2

accent

#4F7ED9

background

#F8FCFA

surface

#F0F9F5

border

#CBD2CF

text

#0C1410

muted

#7D827F

Preview Lab

Preview with #40BB91

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

Preview Lab → · Contrast checker → · Palette generator →