#40BBB3#40BBB3

#40BBB3 is a light, moderate teal. Relative luminance 0.399; OKLCH L 72.3% C 0.107 H 188.9°. Best body text is #000000 at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#40BBB3
RGB	rgb(64, 187, 179)
HSL	hsl(176, 49%, 49%)
HSV	hsv(176, 66%, 73%)
CMYK	cmyk(65.8%, 0%, 4.3%, 26.7%)
CIE-LAB	lab(69.39, -35.28, -5.90)
CIE-LCH	lch(69.39, 35.77, 189.50°)
OKLab	oklab(72.3% -0.1061 -0.0166)
OKLCH	oklch(72.3% 0.107 188.9)
XYZ	xyz(28.0176, 39.8822, 48.8605)
Luminance	0.3988 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BBB3 #BB4048

analogous

#40BB76 #40BBB3 #4085BB

triadic

#40BBB3 #B340BB #BBB340

tetradic

#40BBB3 #7640BB #BB4048 #85BB40

square

#40BBB3 #7640BB #BB4048 #85BB40

split-complementary

#40BBB3 #BB4085 #BB7640

monochromatic

#21605C #308D87 #40BBB3 #6CCDC6 #99DCD8

Accessibility & contrast

On white

2.34

#40BBB3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.98

#40BBB3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BBB3

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BBB3	#FFFFFF	#000000	##000000
##40BBB3	1.00	2.34	8.98	8.98
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.98	21.00	1.00	1.00
##000000	8.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1B1B3

Deuteranopia (green-blind)

#9EA4B4

Tritanopia (blue-blind)

#00C0B8

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #40bbb3;
/* rgb */ color: rgb(64, 187, 179);
/* oklch */ color: oklch(72.3% 0.107 188.9);

Tailwind

colors: {
  custom: {
    50: '#85d0c9',
    500: '#40bbb3',
    950: '#000000',
  },
}

SCSS

$custom: #40bbb3;
$custom-light: #85d0c9;
$custom-dark: #000000;

JSON

{
  "hex": "#40bbb3",
  "rgb": {
    "r": 64,
    "g": 187,
    "b": 179
  },
  "hsl": {
    "h": 176.098,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.72303,
    "c": 0.10739,
    "h": 188.9
  },
  "luminance": 0.39885
}

Semantic roles & 50–950 ramp

primary

#40BBB3

secondary

#C88F92

accent

#4F58D9

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #40BBB3

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

Preview Lab → · Contrast checker → · Palette generator →