#40B499#40B499

#40B499 is a light, moderate teal. Relative luminance 0.360; OKLCH L 69.8% C 0.111 H 174.5°. Best body text is #000000 at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#40B499
RGB	rgb(64, 180, 153)
HSL	hsl(166, 48%, 48%)
HSV	hsv(166, 64%, 71%)
CMYK	cmyk(64.4%, 0%, 15%, 29.4%)
CIE-LAB	lab(66.54, -38.96, 4.26)
CIE-LCH	lch(66.54, 39.19, 173.76°)
OKLab	oklab(69.76% -0.1107 0.0107)
OKLCH	oklch(69.76% 0.111 174.5)
XYZ	xyz(24.1826, 36.0298, 35.8108)
Luminance	0.3603 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B499 #B4405B

analogous

#40B45F #40B499 #4095B4

triadic

#40B499 #9940B4 #B49940

tetradic

#40B499 #5F40B4 #B4405B #95B440

square

#40B499 #5F40B4 #B4405B #95B440

split-complementary

#40B499 #B44095 #B45F40

monochromatic

#205A4C #308773 #40B499 #68C9B3 #95D9C9

Accessibility & contrast

On white

2.56

#40B499 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.21

#40B499 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B499

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B499	#FFFFFF	#000000	##000000
##40B499	1.00	2.56	8.21	8.21
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.21	21.00	1.00	1.00
##000000	8.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEA998

Deuteranopia (green-blind)

#9D9D9B

Tritanopia (blue-blind)

#00B6AC

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #40b499;
/* rgb */ color: rgb(64, 180, 153);
/* oklch */ color: oklch(69.8% 0.111 174.5);

Tailwind

colors: {
  custom: {
    50: '#82cbb7',
    500: '#40b499',
    950: '#000000',
  },
}

SCSS

$custom: #40b499;
$custom-light: #82cbb7;
$custom-dark: #000000;

JSON

{
  "hex": "#40b499",
  "rgb": {
    "r": 64,
    "g": 180,
    "b": 153
  },
  "hsl": {
    "h": 166.034,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.69757,
    "c": 0.1112,
    "h": 174.5
  },
  "luminance": 0.36032
}

Semantic roles & 50–950 ramp

primary

#40B499

secondary

#C58B98

accent

#5170D7

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #40B499

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

Preview Lab → · Contrast checker → · Palette generator →