#40C9C4#40C9C4

#40C9C4 is a light, moderate teal. Relative luminance 0.468; OKLCH L 76.3% C 0.115 H 191.5°. Best body text is #000000 at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#40C9C4
RGB	rgb(64, 201, 196)
HSL	hsl(178, 56%, 52%)
HSV	hsv(178, 68%, 79%)
CMYK	cmyk(68.2%, 0%, 2.5%, 21.2%)
CIE-LAB	lab(74.09, -37.04, -8.20)
CIE-LCH	lch(74.09, 37.94, 192.48°)
OKLab	oklab(76.29% -0.1128 -0.0229)
OKLCH	oklch(76.29% 0.115 191.5)
XYZ	xyz(32.9602, 46.8450, 59.5187)
Luminance	0.4685 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C9C4 #C94045

analogous

#40C980 #40C9C4 #408AC9

triadic

#40C9C4 #C440C9 #C9C440

tetradic

#40C9C4 #8040C9 #C94045 #8AC940

square

#40C9C4 #8040C9 #C94045 #8AC940

split-complementary

#40C9C4 #C9408A #C98040

monochromatic

#1F6F6C #2D9F9B #40C9C4 #70D6D3 #9FE4E1

Accessibility & contrast

On white

2.03

#40C9C4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.37

#40C9C4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C9C4

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C9C4	#FFFFFF	#000000	##000000
##40C9C4	1.00	2.03	10.37	10.37
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.37	21.00	1.00	1.00
##000000	10.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDBFC4

Deuteranopia (green-blind)

#A9B0C5

Tritanopia (blue-blind)

#00CFC7

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #40c9c4;
/* rgb */ color: rgb(64, 201, 196);
/* oklch */ color: oklch(76.3% 0.115 191.5);

Tailwind

colors: {
  custom: {
    50: '#88dad5',
    500: '#40c9c4',
    950: '#000000',
  },
}

SCSS

$custom: #40c9c4;
$custom-light: #88dad5;
$custom-dark: #000000;

JSON

{
  "hex": "#40c9c4",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 196
  },
  "hsl": {
    "h": 177.81,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.76287,
    "c": 0.11513,
    "h": 191.5
  },
  "luminance": 0.46849
}

Semantic roles & 50–950 ramp

primary

#40C9C4

secondary

#D09497

accent

#494EDF

background

#F9FDFD

surface

#F1FBFA

border

#CBD4D3

text

#0D1514

muted

#7E8383

Preview Lab

Preview with #40C9C4

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

Preview Lab → · Contrast checker → · Palette generator →