#40D9B4#40D9B4

#40D9B4 is a light, vivid teal. Relative luminance 0.540; OKLCH L 79.7% C 0.137 H 172.8°. Best body text is #000000 at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#40D9B4
RGB	rgb(64, 217, 180)
HSL	hsl(165, 67%, 55%)
HSV	hsv(165, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 17.1%, 14.9%)
CIE-LAB	lab(78.47, -48.25, 6.80)
CIE-LCH	lch(78.47, 48.73, 171.98°)
OKLab	oklab(79.71% -0.136 0.0172)
OKLCH	oklch(79.71% 0.137 172.8)
XYZ	xyz(35.1612, 54.0069, 51.7424)
Luminance	0.5401 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D9B4 #D94065

analogous

#40D967 #40D9B4 #40B2D9

triadic

#40D9B4 #B440D9 #D9B440

tetradic

#40D9B4 #6740D9 #D94065 #B2D940

square

#40D9B4 #6740D9 #D94065 #B2D940

split-complementary

#40D9B4 #D940B2 #D96740

monochromatic

#1A846B #24B794 #40D9B4 #73E3C8 #A6EDDC

Accessibility & contrast

On white

1.78

#40D9B4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.80

#40D9B4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D9B4

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D9B4	#FFFFFF	#000000	##000000
##40D9B4	1.00	1.78	11.80	11.80
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.80	21.00	1.00	1.00
##000000	11.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2CBB2

Deuteranopia (green-blind)

#BEBCB7

Tritanopia (blue-blind)

#00DBCE

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #40d9b4;
/* rgb */ color: rgb(64, 217, 180);
/* oklch */ color: oklch(79.7% 0.137 172.8);

Tailwind

colors: {
  custom: {
    50: '#89e5ca',
    500: '#40d9b4',
    950: '#000000',
  },
}

SCSS

$custom: #40d9b4;
$custom-light: #89e5ca;
$custom-dark: #000000;

JSON

{
  "hex": "#40d9b4",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 180
  },
  "hsl": {
    "h": 165.49,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.79713,
    "c": 0.13707,
    "h": 172.8
  },
  "luminance": 0.54011
}

Semantic roles & 50–950 ramp

primary

#40D9B4

secondary

#8B3248

accent

#3E68EA

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1613

muted

#7F8482

Preview Lab

Preview with #40D9B4

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

Preview Lab → · Contrast checker → · Palette generator →