#40B2B5#40B2B5

#40B2B5 is a light, moderate teal. Relative luminance 0.363; OKLCH L 70.2% C 0.101 H 197.6°. Best body text is #000000 at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#40B2B5
RGB	rgb(64, 178, 181)
HSL	hsl(182, 48%, 48%)
HSV	hsv(182, 65%, 71%)
CMYK	cmyk(64.6%, 1.7%, 0%, 29%)
CIE-LAB	lab(66.72, -30.44, -10.97)
CIE-LCH	lch(66.72, 32.36, 199.82°)
OKLab	oklab(70.16% -0.0959 -0.0304)
OKLCH	oklch(70.16% 0.101 197.6)
XYZ	xyz(26.3716, 36.2641, 49.3169)
Luminance	0.3627 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B2B5 #B54340

analogous

#40B57D #40B2B5 #4078B5

triadic

#40B2B5 #B540B2 #B2B540

tetradic

#40B2B5 #7D40B5 #B54340 #78B540

square

#40B2B5 #7D40B5 #B54340 #78B540

split-complementary

#40B2B5 #B54078 #B57D40

monochromatic

#20595B #308688 #40B2B5 #68C7CA #96D8DA

Accessibility & contrast

On white

2.54

#40B2B5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.25

#40B2B5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B2B5

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B2B5	#FFFFFF	#000000	##000000
##40B2B5	1.00	2.54	8.25	8.25
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.25	21.00	1.00	1.00
##000000	8.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6AAB5

Deuteranopia (green-blind)

#949DB6

Tritanopia (blue-blind)

#00B8B3

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #40b2b5;
/* rgb */ color: rgb(64, 178, 181);
/* oklch */ color: oklch(70.2% 0.101 197.6);

Tailwind

colors: {
  custom: {
    50: '#84c9cb',
    500: '#40b2b5',
    950: '#000000',
  },
}

SCSS

$custom: #40b2b5;
$custom-light: #84c9cb;
$custom-dark: #000000;

JSON

{
  "hex": "#40b2b5",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 181
  },
  "hsl": {
    "h": 181.538,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.70164,
    "c": 0.1006,
    "h": 197.6
  },
  "luminance": 0.36267
}

Semantic roles & 50–950 ramp

primary

#40B2B5

secondary

#C58D8B

accent

#5450D7

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40B2B5

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

Preview Lab → · Contrast checker → · Palette generator →