#40D5BC#40D5BC

#40D5BC is a light, vivid teal. Relative luminance 0.523; OKLCH L 79.0% C 0.128 H 179.0°. Best body text is #000000 at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#40D5BC
RGB	rgb(64, 213, 188)
HSL	hsl(170, 64%, 54%)
HSV	hsv(170, 70%, 84%)
CMYK	cmyk(70%, 0%, 11.7%, 16.5%)
CIE-LAB	lab(77.46, -44.54, 1.07)
CIE-LCH	lch(77.46, 44.55, 178.62°)
OKLab	oklab(78.96% -0.1284 0.0021)
OKLCH	oklch(78.96% 0.128 179)
XYZ	xyz(34.9813, 52.3053, 55.8195)
Luminance	0.5231 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D5BC #D54059

analogous

#40D572 #40D5BC #40A4D5

triadic

#40D5BC #BC40D5 #D5BC40

tetradic

#40D5BC #7240D5 #D54059 #A4D540

square

#40D5BC #7240D5 #D54059 #A4D540

split-complementary

#40D5BC #D540A4 #D57240

monochromatic

#1C7F6E #27B19A #40D5BC #72E0CE #A4EBDF

Accessibility & contrast

On white

1.83

#40D5BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.46

#40D5BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D5BC

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D5BC	#FFFFFF	#000000	##000000
##40D5BC	1.00	1.83	11.46	11.46
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.46	21.00	1.00	1.00
##000000	11.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCC8BB

Deuteranopia (green-blind)

#B8B9BE

Tritanopia (blue-blind)

#00D8CD

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #40d5bc;
/* rgb */ color: rgb(64, 213, 188);
/* oklch */ color: oklch(79.0% 0.128 179.0);

Tailwind

colors: {
  custom: {
    50: '#89e2d0',
    500: '#40d5bc',
    950: '#000000',
  },
}

SCSS

$custom: #40d5bc;
$custom-light: #89e2d0;
$custom-dark: #000000;

JSON

{
  "hex": "#40d5bc",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 188
  },
  "hsl": {
    "h": 169.933,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.7896,
    "c": 0.12839,
    "h": 179
  },
  "luminance": 0.52309
}

Semantic roles & 50–950 ramp

primary

#40D5BC

secondary

#863341

accent

#415DE7

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1513

muted

#7F8483

Preview Lab

Preview with #40D5BC

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

Preview Lab → · Contrast checker → · Palette generator →