#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
RGB	rgb(64, 172, 179)
HSL	hsl(184, 47%, 48%)
HSV	hsv(184, 64%, 70%)
CMYK	cmyk(64.2%, 3.9%, 0%, 29.8%)
CIE-LAB	lab(64.84, -28.09, -12.68)
CIE-LCH	lch(64.84, 30.82, 204.29°)
OKLab	oklab(68.62% -0.0905 -0.0351)
OKLCH	oklch(68.62% 0.097 201.2)
XYZ	xyz(25.0000, 33.8470, 47.8547)
Luminance	0.3385 (WCAG relative)
Temperature	cool
Family	teal

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
##40ACB3	1.00	2.70	7.77	7.77
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.77	21.00	1.00	1.00
##000000	7.77	21.00	1.00	1.00

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 →