#40B684#40B684

#40B684 is a light, vivid teal. Relative luminance 0.362; OKLCH L 69.7% C 0.129 H 161.7°. Best body text is #000000 at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#40B684
RGB	rgb(64, 182, 132)
HSL	hsl(155, 48%, 48%)
HSV	hsv(155, 65%, 71%)
CMYK	cmyk(64.8%, 0%, 27.5%, 28.6%)
CIE-LAB	lab(66.68, -44.78, 15.97)
CIE-LCH	lch(66.68, 47.54, 160.37°)
OKLab	oklab(69.71% -0.1227 0.0407)
OKLCH	oklch(69.71% 0.129 161.7)
XYZ	xyz(23.0049, 36.2094, 27.6021)
Luminance	0.3621 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B684 #B64072

analogous

#40B649 #40B684 #40ADB6

triadic

#40B684 #8440B6 #B68440

tetradic

#40B684 #4940B6 #B64072 #ADB640

square

#40B684 #4940B6 #B64072 #ADB640

split-complementary

#40B684 #B640AD #B64940

monochromatic

#205B42 #308963 #40B684 #69CAA1 #96DABD

Accessibility & contrast

On white

2.55

#40B684 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.24

#40B684 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B684

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B684	#FFFFFF	#000000	##000000
##40B684	1.00	2.55	8.24	8.24
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.24	21.00	1.00	1.00
##000000	8.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A981

Deuteranopia (green-blind)

#A49E87

Tritanopia (blue-blind)

#00B6A8

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #40b684;
/* rgb */ color: rgb(64, 182, 132);
/* oklch */ color: oklch(69.7% 0.129 161.7);

Tailwind

colors: {
  custom: {
    50: '#82cda8',
    500: '#40b684',
    950: '#000000',
  },
}

SCSS

$custom: #40b684;
$custom-light: #82cda8;
$custom-dark: #000000;

JSON

{
  "hex": "#40b684",
  "rgb": {
    "r": 64,
    "g": 182,
    "b": 132
  },
  "hsl": {
    "h": 154.576,
    "s": 47.967,
    "l": 48.235
  },
  "oklch": {
    "l": 0.69709,
    "c": 0.1293,
    "h": 161.7
  },
  "luminance": 0.36212
}

Semantic roles & 50–950 ramp

primary

#40B684

secondary

#C68CA4

accent

#508AD8

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0C130F

muted

#7D827F

Preview Lab

Preview with #40B684

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

Preview Lab → · Contrast checker → · Palette generator →