#40B3A7#40B3A7

#40B3A7 is a light, moderate teal. Relative luminance 0.361; OKLCH L 69.9% C 0.104 H 185.4°. Best body text is #000000 at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#40B3A7
RGB	rgb(64, 179, 167)
HSL	hsl(174, 47%, 48%)
HSV	hsv(174, 64%, 70%)
CMYK	cmyk(64.2%, 0%, 6.7%, 29.8%)
CIE-LAB	lab(66.61, -34.84, -3.38)
CIE-LCH	lch(66.61, 35.00, 185.55°)
OKLab	oklab(69.94% -0.1032 -0.0097)
OKLCH	oklch(69.94% 0.104 185.4)
XYZ	xyz(25.2063, 36.1175, 42.1947)
Luminance	0.3612 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B3A7 #B3404C

analogous

#40B36D #40B3A7 #4086B3

triadic

#40B3A7 #A740B3 #B3A740

tetradic

#40B3A7 #6D40B3 #B3404C #86B340

square

#40B3A7 #6D40B3 #B3404C #86B340

split-complementary

#40B3A7 #B34086 #B36D40

monochromatic

#205953 #30867D #40B3A7 #67C9BF #94D9D2

Accessibility & contrast

On white

2.55

#40B3A7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.22

#40B3A7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B3A7

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B3A7	#FFFFFF	#000000	##000000
##40B3A7	1.00	2.55	8.22	8.22
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.22	21.00	1.00	1.00
##000000	8.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAA9A7

Deuteranopia (green-blind)

#999DA8

Tritanopia (blue-blind)

#00B7AF

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #40b3a7;
/* rgb */ color: rgb(64, 179, 167);
/* oklch */ color: oklch(69.9% 0.104 185.4);

Tailwind

colors: {
  custom: {
    50: '#83cac1',
    500: '#40b3a7',
    950: '#000000',
  },
}

SCSS

$custom: #40b3a7;
$custom-light: #83cac1;
$custom-dark: #000000;

JSON

{
  "hex": "#40b3a7",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 167
  },
  "hsl": {
    "h": 173.739,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.69935,
    "c": 0.10361,
    "h": 185.4
  },
  "luminance": 0.3612
}

Semantic roles & 50–950 ramp

primary

#40B3A7

secondary

#C48A90

accent

#515FD7

background

#F8FCFB

surface

#F0F8F7

border

#CBD1D0

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #40B3A7

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

Preview Lab → · Contrast checker → · Palette generator →