#40B383#40B383

#40B383 is a light, vivid teal. Relative luminance 0.350; OKLCH L 68.9% C 0.126 H 162.1°. Best body text is #000000 at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#40B383
RGB	rgb(64, 179, 131)
HSL	hsl(155, 47%, 48%)
HSV	hsv(155, 64%, 70%)
CMYK	cmyk(64.2%, 0%, 26.8%, 29.8%)
CIE-LAB	lab(65.72, -43.73, 15.19)
CIE-LCH	lch(65.72, 46.30, 160.85°)
OKLab	oklab(68.92% -0.12 0.0387)
OKLCH	oklch(68.92% 0.126 162.1)
XYZ	xyz(22.3290, 34.9665, 27.0408)
Luminance	0.3497 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B383 #B34070

analogous

#40B34A #40B383 #40A9B3

triadic

#40B383 #8340B3 #B38340

tetradic

#40B383 #4A40B3 #B34070 #A9B340

square

#40B383 #4A40B3 #B34070 #A9B340

split-complementary

#40B383 #B340A9 #B34A40

monochromatic

#205941 #308662 #40B383 #67C9A0 #94D9BC

Accessibility & contrast

On white

2.63

#40B383 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.99

#40B383 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B383

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B383	#FFFFFF	#000000	##000000
##40B383	1.00	2.63	7.99	7.99
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.99	21.00	1.00	1.00
##000000	7.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0A680

Deuteranopia (green-blind)

#A19B86

Tritanopia (blue-blind)

#00B3A6

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40b383;
/* rgb */ color: rgb(64, 179, 131);
/* oklch */ color: oklch(68.9% 0.126 162.1);

Tailwind

colors: {
  custom: {
    50: '#81caa7',
    500: '#40b383',
    950: '#000000',
  },
}

SCSS

$custom: #40b383;
$custom-light: #81caa7;
$custom-dark: #000000;

JSON

{
  "hex": "#40b383",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 131
  },
  "hsl": {
    "h": 154.957,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.68918,
    "c": 0.12612,
    "h": 162.1
  },
  "luminance": 0.34969
}

Semantic roles & 50–950 ramp

primary

#40B383

secondary

#C48AA3

accent

#5189D7

background

#F8FCFA

surface

#F0F8F4

border

#CBD1CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #40B383

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

Preview Lab → · Contrast checker → · Palette generator →