#40B090#40B090

#40B090 is a light, moderate teal. Relative luminance 0.342; OKLCH L 68.5% C 0.112 H 170.7°. Best body text is #000000 at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#40B090
RGB	rgb(64, 176, 144)
HSL	hsl(163, 47%, 47%)
HSV	hsv(163, 64%, 69%)
CMYK	cmyk(63.6%, 0%, 18.2%, 31%)
CIE-LAB	lab(65.08, -39.41, 7.14)
CIE-LCH	lch(65.08, 40.05, 169.74°)
OKLab	oklab(68.49% -0.1106 0.0182)
OKLCH	oklch(68.49% 0.112 170.7)
XYZ	xyz(22.6712, 34.1519, 31.7773)
Luminance	0.3415 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B090 #B04060

analogous

#40B058 #40B090 #4098B0

triadic

#40B090 #9040B0 #B09040

tetradic

#40B090 #5840B0 #B04060 #98B040

square

#40B090 #5840B0 #B04060 #98B040

split-complementary

#40B090 #B04098 #B05840

monochromatic

#1F5647 #30836B #40B090 #66C7AB #93D8C4

Accessibility & contrast

On white

2.68

#40B090 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.83

#40B090 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B090

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B090	#FFFFFF	#000000	##000000
##40B090	1.00	2.68	7.83	7.83
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.83	21.00	1.00	1.00
##000000	7.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABA58E

Deuteranopia (green-blind)

#9B9992

Tritanopia (blue-blind)

#00B1A7

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40b090;
/* rgb */ color: rgb(64, 176, 144);
/* oklch */ color: oklch(68.5% 0.112 170.7);

Tailwind

colors: {
  custom: {
    50: '#81c8b0',
    500: '#40b090',
    950: '#000000',
  },
}

SCSS

$custom: #40b090;
$custom-light: #81c8b0;
$custom-dark: #000000;

JSON

{
  "hex": "#40b090",
  "rgb": {
    "r": 64,
    "g": 176,
    "b": 144
  },
  "hsl": {
    "h": 162.857,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.68492,
    "c": 0.11214,
    "h": 170.7
  },
  "luminance": 0.34154
}

Semantic roles & 50–950 ramp

primary

#40B090

secondary

#C38999

accent

#5177D6

background

#F8FCFA

surface

#F0F8F4

border

#CBD1CE

text

#0B1310

muted

#7C827F

Preview Lab

Preview with #40B090

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

Preview Lab → · Contrast checker → · Palette generator →