#40C3BC#40C3BC

#40C3BC is a light, moderate teal. Relative luminance 0.438; OKLCH L 74.6% C 0.112 H 189.9°. Best body text is #000000 at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#40C3BC
RGB	rgb(64, 195, 188)
HSL	hsl(177, 52%, 51%)
HSV	hsv(177, 67%, 76%)
CMYK	cmyk(67.2%, 0%, 3.6%, 23.5%)
CIE-LAB	lab(72.06, -36.50, -6.87)
CIE-LCH	lch(72.06, 37.14, 190.65°)
OKLab	oklab(74.56% -0.1103 -0.0192)
OKLCH	oklch(74.56% 0.112 189.9)
XYZ	xyz(30.7024, 43.7476, 54.3932)
Luminance	0.4375 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C3BC #C34047

analogous

#40C37A #40C3BC #4088C3

triadic

#40C3BC #BC40C3 #C3BC40

tetradic

#40C3BC #7A40C3 #C34047 #88C340

square

#40C3BC #7A40C3 #C34047 #88C340

split-complementary

#40C3BC #C34088 #C37A40

monochromatic

#216864 #2F9791 #40C3BC #6FD2CC #9DE0DD

Accessibility & contrast

On white

2.15

#40C3BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.75

#40C3BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C3BC

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C3BC	#FFFFFF	#000000	##000000
##40C3BC	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)

#B8B9BC

Deuteranopia (green-blind)

#A5ABBD

Tritanopia (blue-blind)

#00C8C1

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #40c3bc;
/* rgb */ color: rgb(64, 195, 188);
/* oklch */ color: oklch(74.6% 0.112 189.9);

Tailwind

colors: {
  custom: {
    50: '#86d5d0',
    500: '#40c3bc',
    950: '#000000',
  },
}

SCSS

$custom: #40c3bc;
$custom-light: #86d5d0;
$custom-dark: #000000;

JSON

{
  "hex": "#40c3bc",
  "rgb": {
    "r": 64,
    "g": 195,
    "b": 188
  },
  "hsl": {
    "h": 176.794,
    "s": 52.191,
    "l": 50.784
  },
  "oklch": {
    "l": 0.74561,
    "c": 0.11197,
    "h": 189.9
  },
  "luminance": 0.43751
}

Semantic roles & 50–950 ramp

primary

#40C3BC

secondary

#CC9295

accent

#4C54DC

background

#F8FDFC

surface

#F0FAF9

border

#CBD3D2

text

#0D1413

muted

#7D8382

Preview Lab

Preview with #40C3BC

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

Preview Lab → · Contrast checker → · Palette generator →