#40AB91#40AB91

#40AB91 is a light, moderate teal. Relative luminance 0.323; OKLCH L 67.3% C 0.105 H 174.0°. Best body text is #000000 at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#40AB91
RGB	rgb(64, 171, 145)
HSL	hsl(165, 46%, 46%)
HSV	hsv(165, 63%, 67%)
CMYK	cmyk(62.6%, 0%, 15.2%, 32.9%)
CIE-LAB	lab(63.56, -36.92, 4.39)
CIE-LCH	lch(63.56, 37.18, 173.22°)
OKLab	oklab(67.26% -0.1048 0.011)
OKLCH	oklch(67.26% 0.105 174)
XYZ	xyz(21.7856, 32.2579, 31.8608)
Luminance	0.3226 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AB91 #AB405A

analogous

#40AB5B #40AB91 #408FAB

triadic

#40AB91 #9140AB #AB9140

tetradic

#40AB91 #5B40AB #AB405A #8FAB40

square

#40AB91 #5B40AB #AB405A #8FAB40

split-complementary

#40AB91 #AB408F #AB5B40

monochromatic

#1F5245 #2F7E6B #40AB91 #63C5AD #90D5C5

Accessibility & contrast

On white

2.82

#40AB91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.45

#40AB91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AB91

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AB91	#FFFFFF	#000000	##000000
##40AB91	1.00	2.82	7.45	7.45
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.45	21.00	1.00	1.00
##000000	7.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5A190

Deuteranopia (green-blind)

#969593

Tritanopia (blue-blind)

#00ADA3

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #40ab91;
/* rgb */ color: rgb(64, 171, 145);
/* oklch */ color: oklch(67.3% 0.105 174.0);

Tailwind

colors: {
  custom: {
    50: '#81c4b1',
    500: '#40ab91',
    950: '#000000',
  },
}

SCSS

$custom: #40ab91;
$custom-light: #81c4b1;
$custom-dark: #000000;

JSON

{
  "hex": "#40ab91",
  "rgb": {
    "r": 64,
    "g": 171,
    "b": 145
  },
  "hsl": {
    "h": 165.421,
    "s": 45.532,
    "l": 46.078
  },
  "oklch": {
    "l": 0.67255,
    "c": 0.10537,
    "h": 174
  },
  "luminance": 0.3226
}

Semantic roles & 50–950 ramp

primary

#40AB91

secondary

#C18694

accent

#5372D5

background

#F8FCFA

surface

#EFF8F5

border

#CAD1CF

text

#0B1310

muted

#7C827F

Preview Lab

Preview with #40AB91

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

Preview Lab → · Contrast checker → · Palette generator →