#40ACB8#40ACB8

#40ACB8 is a light, moderate teal. Relative luminance 0.341; OKLCH L 68.8% C 0.098 H 205.5°. Best body text is #000000 at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#40ACB8
RGB	rgb(64, 172, 184)
HSL	hsl(186, 48%, 49%)
HSV	hsv(186, 65%, 72%)
CMYK	cmyk(65.2%, 6.5%, 0%, 27.8%)
CIE-LAB	lab(65.00, -26.61, -15.22)
CIE-LCH	lch(65.00, 30.66, 209.76°)
OKLab	oklab(68.81% -0.0883 -0.0422)
OKLCH	oklch(68.81% 0.098 205.5)
XYZ	xyz(25.5149, 34.0529, 50.5663)
Luminance	0.3406 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40ACB8 #B84C40

analogous

#40B888 #40ACB8 #4070B8

triadic

#40ACB8 #B840AC #ACB840

tetradic

#40ACB8 #8840B8 #B84C40 #70B840

square

#40ACB8 #8840B8 #B84C40 #70B840

split-complementary

#40ACB8 #B84070 #B88840

monochromatic

#20575D #30828B #40ACB8 #6AC1CB #97D4DB

Accessibility & contrast

On white

2.69

#40ACB8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.81

#40ACB8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40ACB8

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40ACB8	#FFFFFF	#000000	##000000
##40ACB8	1.00	2.69	7.81	7.81
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.81	21.00	1.00	1.00
##000000	7.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EA5B9

Deuteranopia (green-blind)

#8D98B8

Tritanopia (blue-blind)

#00B3AF

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40acb8;
/* rgb */ color: rgb(64, 172, 184);
/* oklch */ color: oklch(68.8% 0.098 205.5);

Tailwind

colors: {
  custom: {
    50: '#84c5cd',
    500: '#40acb8',
    950: '#000000',
  },
}

SCSS

$custom: #40acb8;
$custom-light: #84c5cd;
$custom-dark: #000000;

JSON

{
  "hex": "#40acb8",
  "rgb": {
    "r": 64,
    "g": 172,
    "b": 184
  },
  "hsl": {
    "h": 186,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.68809,
    "c": 0.0979,
    "h": 205.5
  },
  "luminance": 0.34056
}

Semantic roles & 50–950 ramp

primary

#40ACB8

secondary

#C7938D

accent

#5D50D8

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40ACB8

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

Preview Lab → · Contrast checker → · Palette generator →