#40C4B1#40C4B1

#40C4B1 is a light, moderate teal. Relative luminance 0.437; OKLCH L 74.5% C 0.116 H 181.5°. Best body text is #000000 at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#40C4B1
RGB	rgb(64, 196, 177)
HSL	hsl(171, 53%, 51%)
HSV	hsv(171, 67%, 77%)
CMYK	cmyk(67.3%, 0%, 9.7%, 23.1%)
CIE-LAB	lab(72.05, -39.92, -0.88)
CIE-LCH	lch(72.05, 39.93, 181.26°)
OKLab	oklab(74.46% -0.1163 -0.003)
OKLCH	oklch(74.46% 0.116 181.5)
XYZ	xyz(29.7863, 43.7408, 48.4595)
Luminance	0.4374 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C4B1 #C44053

analogous

#40C46F #40C4B1 #4095C4

triadic

#40C4B1 #B140C4 #C4B140

tetradic

#40C4B1 #6F40C4 #C44053 #95C440

square

#40C4B1 #6F40C4 #C44053 #95C440

split-complementary

#40C4B1 #C44095 #C46F40

monochromatic

#20695F #2F9889 #40C4B1 #6FD2C4 #9EE1D7

Accessibility & contrast

On white

2.15

#40C4B1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.75

#40C4B1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C4B1

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C4B1	#FFFFFF	#000000	##000000
##40C4B1	1.00	2.15	9.75	9.75
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.75	21.00	1.00	1.00
##000000	9.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBB9B0

Deuteranopia (green-blind)

#A8ABB3

Tritanopia (blue-blind)

#00C8BE

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #40c4b1;
/* rgb */ color: rgb(64, 196, 177);
/* oklch */ color: oklch(74.5% 0.116 181.5);

Tailwind

colors: {
  custom: {
    50: '#86d6c8',
    500: '#40c4b1',
    950: '#000000',
  },
}

SCSS

$custom: #40c4b1;
$custom-light: #86d6c8;
$custom-dark: #000000;

JSON

{
  "hex": "#40c4b1",
  "rgb": {
    "r": 64,
    "g": 196,
    "b": 177
  },
  "hsl": {
    "h": 171.364,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.74456,
    "c": 0.1163,
    "h": 181.5
  },
  "luminance": 0.43744
}

Semantic roles & 50–950 ramp

primary

#40C4B1

secondary

#CD939B

accent

#4C60DC

background

#F8FDFC

surface

#F0FAF8

border

#CBD3D1

text

#0C1413

muted

#7D8382

Preview Lab

Preview with #40C4B1

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

Preview Lab → · Contrast checker → · Palette generator →