#40ACB3#40ACB3

#40ACB3 is a light, moderate teal. Relative luminance 0.339; OKLCH L 68.6% C 0.097 H 201.2°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).

Color values

HEX#40ACB3
RGBrgb(64, 172, 179)
HSLhsl(184, 47%, 48%)
HSVhsv(184, 64%, 70%)
CMYKcmyk(64.2%, 3.9%, 0%, 29.8%)
CIE-LABlab(64.84, -28.09, -12.68)
CIE-LCHlch(64.84, 30.82, 204.29°)
OKLaboklab(68.62% -0.0905 -0.0351)
OKLCHoklch(68.62% 0.097 201.2)
XYZxyz(25.0000, 33.8470, 47.8547)
Luminance0.3385 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40ACB3 #B34740
analogous
#40B380 #40ACB3 #4073B3
triadic
#40ACB3 #B340AC #ACB340
tetradic
#40ACB3 #8040B3 #B34740 #73B340
square
#40ACB3 #8040B3 #B34740 #73B340
split-complementary
#40ACB3 #B34073 #B38040
monochromatic
#205559 #308186 #40ACB3 #67C3C9 #94D5D9

Accessibility & contrast

On white

2.70
#40ACB3 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.77
#40ACB3 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40ACB3
7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40ACB3#FFFFFF#000000##000000
##40ACB31.002.707.777.77
#FFFFFF2.701.0021.0021.00
#0000007.7721.001.001.00
##0000007.7721.001.001.00

Color blindness preview

Protanopia (red-blind)
#A0A5B4
Deuteranopia (green-blind)
#8E98B4
Tritanopia (blue-blind)
#00B2AE
Achromatopsia (no color)
#9D9D9D

Design tokens & code

CSS
--color: #40acb3;
/* rgb */ color: rgb(64, 172, 179);
/* oklch */ color: oklch(68.6% 0.097 201.2);
Tailwind
colors: {
  custom: {
    50: '#83c5c9',
    500: '#40acb3',
    950: '#000000',
  },
}
SCSS
$custom: #40acb3;
$custom-light: #83c5c9;
$custom-dark: #000000;
JSON
{
  "hex": "#40acb3",
  "rgb": {
    "r": 64,
    "g": 172,
    "b": 179
  },
  "hsl": {
    "h": 183.652,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.68623,
    "c": 0.09705,
    "h": 201.2
  },
  "luminance": 0.3385
}

Semantic roles & 50–950 ramp

primary
#40ACB3
secondary
#C48E8A
accent
#5951D7
background
#F8FCFC
surface
#F0F8F8
border
#CBD1D1
text
#0C1313
muted
#7D8282

Preview Lab

Preview with #40ACB3

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

Preview Lab → · Contrast checker → · Palette generator →

#40ACB3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva