#40B880#40B880

#40B880 is a light, vivid teal. Relative luminance 0.369; OKLCH L 70.1% C 0.135 H 159.3°. Best body text is #000000 at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#40B880
RGB	rgb(64, 184, 128)
HSL	hsl(152, 48%, 49%)
HSV	hsv(152, 65%, 72%)
CMYK	cmyk(65.2%, 0%, 30.4%, 27.8%)
CIE-LAB	lab(67.22, -46.47, 18.89)
CIE-LCH	lch(67.22, 50.16, 157.88°)
OKLab	oklab(70.13% -0.1267 0.0479)
OKLCH	oklch(70.13% 0.135 159.3)
XYZ	xyz(23.1489, 36.9270, 26.3255)
Luminance	0.3693 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B880 #B84078

analogous

#40B844 #40B880 #40B4B8

triadic

#40B880 #8040B8 #B88040

tetradic

#40B880 #4440B8 #B84078 #B4B840

square

#40B880 #4440B8 #B84078 #B4B840

split-complementary

#40B880 #B840B4 #B84440

monochromatic

#205D41 #308B60 #40B880 #6ACB9E #97DBBB

Accessibility & contrast

On white

2.50

#40B880 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.39

#40B880 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B880

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B880	#FFFFFF	#000000	##000000
##40B880	1.00	2.50	8.39	8.39
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.39	21.00	1.00	1.00
##000000	8.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6AA7D

Deuteranopia (green-blind)

#A69F84

Tritanopia (blue-blind)

#00B7A9

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #40b880;
/* rgb */ color: rgb(64, 184, 128);
/* oklch */ color: oklch(70.1% 0.135 159.3);

Tailwind

colors: {
  custom: {
    50: '#82cea5',
    500: '#40b880',
    950: '#000000',
  },
}

SCSS

$custom: #40b880;
$custom-light: #82cea5;
$custom-dark: #000000;

JSON

{
  "hex": "#40b880",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 128
  },
  "hsl": {
    "h": 152,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.70127,
    "c": 0.13548,
    "h": 159.3
  },
  "luminance": 0.36929
}

Semantic roles & 50–950 ramp

primary

#40B880

secondary

#C78DA8

accent

#508FD8

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0C140F

muted

#7D827F

Preview Lab

Preview with #40B880

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

Preview Lab → · Contrast checker → · Palette generator →