#40B2A1#40B2A1

#40B2A1 is a light, moderate teal. Relative luminance 0.355; OKLCH L 69.5% C 0.105 H 181.4°. Best body text is #000000 at 8.10:1 contrast (WCAG AA passes).

Color values

HEX#40B2A1
RGBrgb(64, 178, 161)
HSLhsl(171, 47%, 47%)
HSVhsv(171, 64%, 70%)
CMYKcmyk(64%, 0%, 9.6%, 30.2%)
CIE-LABlab(66.14, -35.98, -0.75)
CIE-LCHlch(66.14, 35.99, 181.20°)
OKLaboklab(69.5% -0.1048 -0.0026)
OKLCHoklch(69.5% 0.105 181.4)
XYZxyz(24.4648, 35.5013, 39.2744)
Luminance0.3550 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40B2A1 #B24051
analogous
#40B268 #40B2A1 #408AB2
triadic
#40B2A1 #A140B2 #B2A140
tetradic
#40B2A1 #6840B2 #B24051 #8AB240
square
#40B2A1 #6840B2 #B24051 #8AB240
split-complementary
#40B2A1 #B2408A #B26840
monochromatic
#205850 #308578 #40B2A1 #67C8BA #94D8CE

Accessibility & contrast

On white

2.59
#40B2A1 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.10
#40B2A1 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B2A1
8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40B2A1#FFFFFF#000000##000000
##40B2A11.002.598.108.10
#FFFFFF2.591.0021.0021.00
#0000008.1021.001.001.00
##0000008.1021.001.001.00

Color blindness preview

Protanopia (red-blind)
#AAA8A0
Deuteranopia (green-blind)
#999CA3
Tritanopia (blue-blind)
#00B5AD
Achromatopsia (no color)
#A1A1A1

Design tokens & code

CSS
--color: #40b2a1;
/* rgb */ color: rgb(64, 178, 161);
/* oklch */ color: oklch(69.5% 0.105 181.4);
Tailwind
colors: {
  custom: {
    50: '#82c9bc',
    500: '#40b2a1',
    950: '#000000',
  },
}
SCSS
$custom: #40b2a1;
$custom-light: #82c9bc;
$custom-dark: #000000;
JSON
{
  "hex": "#40b2a1",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 161
  },
  "hsl": {
    "h": 171.053,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.69496,
    "c": 0.10487,
    "h": 181.4
  },
  "luminance": 0.35504
}

Semantic roles & 50–950 ramp

primary
#40B2A1
secondary
#C48A93
accent
#5165D7
background
#F8FCFB
surface
#F0F8F6
border
#CBD1D0
text
#0C1312
muted
#7D8281

Preview Lab

Preview with #40B2A1

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

Preview Lab → · Contrast checker → · Palette generator →

#40B2A1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva