#40C99B#40C99B

#40C99B is a light, vivid teal. Relative luminance 0.452; OKLCH L 75.1% C 0.135 H 166.4°. Best body text is #000000 at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#40C99B
RGB	rgb(64, 201, 155)
HSL	hsl(160, 56%, 52%)
HSV	hsv(160, 68%, 79%)
CMYK	cmyk(68.2%, 0%, 22.9%, 21.2%)
CIE-LAB	lab(73.04, -47.52, 12.45)
CIE-LCH	lch(73.04, 49.13, 165.32°)
OKLab	oklab(75.08% -0.1315 0.0318)
OKLCH	oklch(75.08% 0.135 166.4)
XYZ	xyz(28.9142, 45.2266, 38.2098)
Luminance	0.4523 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C99B #C9406E

analogous

#40C957 #40C99B #40B3C9

triadic

#40C99B #9B40C9 #C99B40

tetradic

#40C99B #5740C9 #C9406E #B3C940

square

#40C99B #5740C9 #C9406E #B3C940

split-complementary

#40C99B #C940B3 #C95740

monochromatic

#1F6F54 #2D9F79 #40C99B #70D6B4 #9FE4CD

Accessibility & contrast

On white

2.09

#40C99B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.05

#40C99B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C99B

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C99B	#FFFFFF	#000000	##000000
##40C99B	1.00	2.09	10.05	10.05
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.05	21.00	1.00	1.00
##000000	10.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5BB99

Deuteranopia (green-blind)

#B2AE9E

Tritanopia (blue-blind)

#00CABC

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #40c99b;
/* rgb */ color: rgb(64, 201, 155);
/* oklch */ color: oklch(75.1% 0.135 166.4);

Tailwind

colors: {
  custom: {
    50: '#86dab8',
    500: '#40c99b',
    950: '#000000',
  },
}

SCSS

$custom: #40c99b;
$custom-light: #86dab8;
$custom-dark: #000000;

JSON

{
  "hex": "#40c99b",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 155
  },
  "hsl": {
    "h": 159.854,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.75083,
    "c": 0.13534,
    "h": 166.4
  },
  "luminance": 0.4523
}

Semantic roles & 50–950 ramp

primary

#40C99B

secondary

#D094A9

accent

#497BDF

background

#F8FDFB

surface

#F0FBF6

border

#CBD4D0

text

#0C1511

muted

#7D8380

Preview Lab

Preview with #40C99B

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

Preview Lab → · Contrast checker → · Palette generator →