#40A69E#40A69E

#40A69E is a light, moderate teal. Relative luminance 0.308; OKLCH L 66.4% C 0.094 H 187.9°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#40A69E
RGB	rgb(64, 166, 158)
HSL	hsl(175, 44%, 45%)
HSV	hsv(175, 61%, 65%)
CMYK	cmyk(61.4%, 0%, 4.8%, 34.9%)
CIE-LAB	lab(62.36, -31.15, -4.63)
CIE-LCH	lch(62.36, 31.49, 188.45°)
OKLab	oklab(66.4% -0.0933 -0.013)
OKLCH	oklch(66.4% 0.094 187.9)
XYZ	xyz(21.9194, 30.8287, 37.1365)
Luminance	0.3083 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A69E #A64048

analogous

#40A66B #40A69E #407BA6

triadic

#40A69E #9E40A6 #A69E40

tetradic

#40A69E #6B40A6 #A64048 #7BA640

square

#40A69E #6B40A6 #A64048 #7BA640

split-complementary

#40A69E #A6407B #A66B40

monochromatic

#1E4E4A #2F7A74 #40A69E #61C2BB #8DD3CE

Accessibility & contrast

On white

2.93

#40A69E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#40A69E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A69E

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A69E	#FFFFFF	#000000	##000000
##40A69E	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9D9E9E

Deuteranopia (green-blind)

#8E929F

Tritanopia (blue-blind)

#00AAA3

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #40a69e;
/* rgb */ color: rgb(64, 166, 158);
/* oklch */ color: oklch(66.4% 0.094 187.9);

Tailwind

colors: {
  custom: {
    50: '#81c1ba',
    500: '#40a69e',
    950: '#000000',
  },
}

SCSS

$custom: #40a69e;
$custom-light: #81c1ba;
$custom-dark: #000000;

JSON

{
  "hex": "#40a69e",
  "rgb": {
    "r": 64,
    "g": 166,
    "b": 158
  },
  "hsl": {
    "h": 175.294,
    "s": 44.348,
    "l": 45.098
  },
  "oklch": {
    "l": 0.66403,
    "c": 0.09423,
    "h": 187.9
  },
  "luminance": 0.30831
}

Semantic roles & 50–950 ramp

primary

#40A69E

secondary

#BE8488

accent

#545ED4

background

#F8FBFB

surface

#EFF7F6

border

#CAD0D0

text

#0B1211

muted

#7C8180

Preview Lab

Preview with #40A69E

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

Preview Lab → · Contrast checker → · Palette generator →