#40B280#40B280

#40B280 is a light, vivid teal. Relative luminance 0.345; OKLCH L 68.6% C 0.127 H 161.0°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#40B280
RGB	rgb(64, 178, 128)
HSL	hsl(154, 47%, 47%)
HSV	hsv(154, 64%, 70%)
CMYK	cmyk(64%, 0%, 28.1%, 30.2%)
CIE-LAB	lab(65.35, -43.97, 16.30)
CIE-LCH	lch(65.35, 46.90, 159.66°)
OKLab	oklab(68.59% -0.1204 0.0415)
OKLCH	oklch(68.59% 0.127 161)
XYZ	xyz(21.9289, 34.4870, 25.9189)
Luminance	0.3449 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B280 #B24072

analogous

#40B247 #40B280 #40ABB2

triadic

#40B280 #8040B2 #B28040

tetradic

#40B280 #4740B2 #B24072 #ABB240

square

#40B280 #4740B2 #B24072 #ABB240

split-complementary

#40B280 #B240AB #B24740

monochromatic

#20583F #308560 #40B280 #67C89E #94D8BA

Accessibility & contrast

On white

2.66

#40B280 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#40B280 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B280

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B280	#FFFFFF	#000000	##000000
##40B280	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0A57D

Deuteranopia (green-blind)

#A09A83

Tritanopia (blue-blind)

#00B1A4

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40b280;
/* rgb */ color: rgb(64, 178, 128);
/* oklch */ color: oklch(68.6% 0.127 161.0);

Tailwind

colors: {
  custom: {
    50: '#81caa5',
    500: '#40b280',
    950: '#000000',
  },
}

SCSS

$custom: #40b280;
$custom-light: #81caa5;
$custom-dark: #000000;

JSON

{
  "hex": "#40b280",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 128
  },
  "hsl": {
    "h": 153.684,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.6859,
    "c": 0.12735,
    "h": 161
  },
  "luminance": 0.34489
}

Semantic roles & 50–950 ramp

primary

#40B280

secondary

#C48AA3

accent

#518CD7

background

#F8FCFA

surface

#F0F8F4

border

#CBD1CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #40B280

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

Preview Lab → · Contrast checker → · Palette generator →