#40C09E#40C09E

#40C09E is a light, vivid teal. Relative luminance 0.413; OKLCH L 72.9% C 0.122 H 171.6°. Best body text is #000000 at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#40C09E
RGB	rgb(64, 192, 158)
HSL	hsl(164, 50%, 50%)
HSV	hsv(164, 67%, 75%)
CMYK	cmyk(66.7%, 0%, 17.7%, 24.7%)
CIE-LAB	lab(70.35, -43.00, 7.00)
CIE-LCH	lch(70.35, 43.56, 170.75°)
OKLab	oklab(72.91% -0.1209 0.0178)
OKLCH	oklch(72.91% 0.122 171.6)
XYZ	xyz(27.1324, 41.2549, 38.8742)
Luminance	0.4126 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C09E #C04062

analogous

#40C05E #40C09E #40A2C0

triadic

#40C09E #9E40C0 #C09E40

tetradic

#40C09E #5E40C0 #C04062 #A2C040

square

#40C09E #5E40C0 #C04062 #A2C040

split-complementary

#40C09E #C040A2 #C05E40

monochromatic

#216453 #309278 #40C09E #6ECFB5 #9CDECD

Accessibility & contrast

On white

2.27

#40C09E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.25

#40C09E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C09E

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C09E	#FFFFFF	#000000	##000000
##40C09E	1.00	2.27	9.25	9.25
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.25	21.00	1.00	1.00
##000000	9.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAB49C

Deuteranopia (green-blind)

#A9A7A0

Tritanopia (blue-blind)

#00C2B6

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #40c09e;
/* rgb */ color: rgb(64, 192, 158);
/* oklch */ color: oklch(72.9% 0.122 171.6);

Tailwind

colors: {
  custom: {
    50: '#84d4ba',
    500: '#40c09e',
    950: '#000000',
  },
}

SCSS

$custom: #40c09e;
$custom-light: #84d4ba;
$custom-dark: #000000;

JSON

{
  "hex": "#40c09e",
  "rgb": {
    "r": 64,
    "g": 192,
    "b": 158
  },
  "hsl": {
    "h": 164.063,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.72908,
    "c": 0.12222,
    "h": 171.6
  },
  "luminance": 0.41258
}

Semantic roles & 50–950 ramp

primary

#40C09E

secondary

#CB91A0

accent

#4E73DA

background

#F8FDFB

surface

#F0FAF6

border

#CBD3D0

text

#0C1411

muted

#7D8380

Preview Lab

Preview with #40C09E

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

Preview Lab → · Contrast checker → · Palette generator →