#40B690#40B690

#40B690 is a light, moderate teal. Relative luminance 0.366; OKLCH L 70.0% C 0.120 H 167.9°. Best body text is #000000 at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#40B690
RGB	rgb(64, 182, 144)
HSL	hsl(161, 48%, 48%)
HSV	hsv(161, 65%, 71%)
CMYK	cmyk(64.8%, 0%, 20.9%, 28.6%)
CIE-LAB	lab(66.94, -42.04, 9.79)
CIE-LCH	lch(66.94, 43.16, 166.89°)
OKLab	oklab(70.01% -0.117 0.025)
OKLCH	oklch(70.01% 0.12 167.9)
XYZ	xyz(23.8738, 36.5569, 32.1782)
Luminance	0.3656 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B690 #B64066

analogous

#40B655 #40B690 #40A1B6

triadic

#40B690 #9040B6 #B69040

tetradic

#40B690 #5540B6 #B64066 #A1B640

square

#40B690 #5540B6 #B64066 #A1B640

split-complementary

#40B690 #B640A1 #B65540

monochromatic

#205B48 #30896C #40B690 #69CAAB #96DAC4

Accessibility & contrast

On white

2.53

#40B690 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.31

#40B690 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B690

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B690	#FFFFFF	#000000	##000000
##40B690	1.00	2.53	8.31	8.31
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.31	21.00	1.00	1.00
##000000	8.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2AA8E

Deuteranopia (green-blind)

#A19E93

Tritanopia (blue-blind)

#00B7AB

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #40b690;
/* rgb */ color: rgb(64, 182, 144);
/* oklch */ color: oklch(70.0% 0.120 167.9);

Tailwind

colors: {
  custom: {
    50: '#82ccb0',
    500: '#40b690',
    950: '#000000',
  },
}

SCSS

$custom: #40b690;
$custom-light: #82ccb0;
$custom-dark: #000000;

JSON

{
  "hex": "#40b690",
  "rgb": {
    "r": 64,
    "g": 182,
    "b": 144
  },
  "hsl": {
    "h": 160.678,
    "s": 47.967,
    "l": 48.235
  },
  "oklch": {
    "l": 0.70012,
    "c": 0.11969,
    "h": 167.9
  },
  "luminance": 0.3656
}

Semantic roles & 50–950 ramp

primary

#40B690

secondary

#C68C9F

accent

#507CD8

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0C1310

muted

#7D827F

Preview Lab

Preview with #40B690

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

Preview Lab → · Contrast checker → · Palette generator →