#40B489#40B489

#40B489 is a light, vivid teal. Relative luminance 0.355; OKLCH L 69.3% C 0.122 H 164.8°. Best body text is #000000 at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#40B489
RGB	rgb(64, 180, 137)
HSL	hsl(158, 48%, 48%)
HSV	hsv(158, 64%, 71%)
CMYK	cmyk(64.4%, 0%, 23.9%, 29.4%)
CIE-LAB	lab(66.16, -42.81, 12.52)
CIE-LCH	lch(66.16, 44.60, 163.69°)
OKLab	oklab(69.32% -0.1182 0.032)
OKLCH	oklch(69.32% 0.123 164.8)
XYZ	xyz(22.9486, 35.5362, 29.3118)
Luminance	0.3554 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B489 #B4406B

analogous

#40B44F #40B489 #40A5B4

triadic

#40B489 #8940B4 #B48940

tetradic

#40B489 #4F40B4 #B4406B #A5B440

square

#40B489 #4F40B4 #B4406B #A5B440

split-complementary

#40B489 #B440A5 #B44F40

monochromatic

#205A44 #308767 #40B489 #68C9A5 #95D9C0

Accessibility & contrast

On white

2.59

#40B489 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.11

#40B489 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B489

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B489	#FFFFFF	#000000	##000000
##40B489	1.00	2.59	8.11	8.11
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.11	21.00	1.00	1.00
##000000	8.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A887

Deuteranopia (green-blind)

#A19C8C

Tritanopia (blue-blind)

#00B4A8

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b489;
/* rgb */ color: rgb(64, 180, 137);
/* oklch */ color: oklch(69.3% 0.122 164.8);

Tailwind

colors: {
  custom: {
    50: '#82cbab',
    500: '#40b489',
    950: '#000000',
  },
}

SCSS

$custom: #40b489;
$custom-light: #82cbab;
$custom-dark: #000000;

JSON

{
  "hex": "#40b489",
  "rgb": {
    "r": 64,
    "g": 180,
    "b": 137
  },
  "hsl": {
    "h": 157.759,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.69322,
    "c": 0.1225,
    "h": 164.8
  },
  "luminance": 0.35539
}

Semantic roles & 50–950 ramp

primary

#40B489

secondary

#C58BA0

accent

#5183D7

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0B1310

muted

#7C827F

Preview Lab

Preview with #40B489

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

Preview Lab → · Contrast checker → · Palette generator →