#40D9B5#40D9B5

#40D9B5 is a light, vivid teal. Relative luminance 0.541; OKLCH L 79.7% C 0.136 H 173.3°. Best body text is #000000 at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#40D9B5
RGB	rgb(64, 217, 181)
HSL	hsl(166, 67%, 55%)
HSV	hsv(166, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 16.6%, 14.9%)
CIE-LAB	lab(78.49, -48.00, 6.30)
CIE-LCH	lch(78.49, 48.42, 172.52°)
OKLab	oklab(79.74% -0.1355 0.0159)
OKLCH	oklch(79.74% 0.136 173.3)
XYZ	xyz(35.2634, 54.0478, 52.2809)
Luminance	0.5405 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D9B5 #D94064

analogous

#40D968 #40D9B5 #40B1D9

triadic

#40D9B5 #B540D9 #D9B540

tetradic

#40D9B5 #6840D9 #D94064 #B1D940

square

#40D9B5 #6840D9 #D94064 #B1D940

split-complementary

#40D9B5 #D940B1 #D96840

monochromatic

#1A846B #24B795 #40D9B5 #73E3C9 #A6EDDD

Accessibility & contrast

On white

1.78

#40D9B5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.81

#40D9B5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D9B5

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D9B5	#FFFFFF	#000000	##000000
##40D9B5	1.00	1.78	11.81	11.81
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.81	21.00	1.00	1.00
##000000	11.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2CBB3

Deuteranopia (green-blind)

#BDBCB8

Tritanopia (blue-blind)

#00DBCE

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #40d9b5;
/* rgb */ color: rgb(64, 217, 181);
/* oklch */ color: oklch(79.7% 0.136 173.3);

Tailwind

colors: {
  custom: {
    50: '#89e5cb',
    500: '#40d9b5',
    950: '#000000',
  },
}

SCSS

$custom: #40d9b5;
$custom-light: #89e5cb;
$custom-dark: #000000;

JSON

{
  "hex": "#40d9b5",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 181
  },
  "hsl": {
    "h": 165.882,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.79741,
    "c": 0.13645,
    "h": 173.3
  },
  "luminance": 0.54052
}

Semantic roles & 50–950 ramp

primary

#40D9B5

secondary

#8B3247

accent

#3E66EA

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1613

muted

#7F8482

Preview Lab

Preview with #40D9B5

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

Preview Lab → · Contrast checker → · Palette generator →