#40B5CC#40B5CC

#40B5CC is a light, moderate teal. Relative luminance 0.385; OKLCH L 71.8% C 0.107 H 213.4°. Best body text is #000000 at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#40B5CC
RGB	rgb(64, 181, 204)
HSL	hsl(190, 58%, 53%)
HSV	hsv(190, 69%, 80%)
CMYK	cmyk(68.6%, 11.3%, 0%, 20%)
CIE-LAB	lab(68.38, -25.06, -21.16)
CIE-LCH	lch(68.38, 32.80, 220.17°)
OKLab	oklab(71.76% -0.0894 -0.0589)
OKLCH	oklch(71.76% 0.107 213.4)
XYZ	xyz(29.5327, 38.4940, 62.9887)
Luminance	0.3850 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B5CC #CC5740

analogous

#40CC9D #40B5CC #406FCC

triadic

#40B5CC #CC40B5 #B5CC40

tetradic

#40B5CC #9D40CC #CC5740 #6FCC40

square

#40B5CC #9D40CC #CC5740 #6FCC40

split-complementary

#40B5CC #CC406F #CC9D40

monochromatic

#1F6573 #2C90A3 #40B5CC #70C8D9 #A1DAE6

Accessibility & contrast

On white

2.41

#40B5CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.70

#40B5CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B5CC

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B5CC	#FFFFFF	#000000	##000000
##40B5CC	1.00	2.41	8.70	8.70
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.70	21.00	1.00	1.00
##000000	8.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4AFCD

Deuteranopia (green-blind)

#90A0CC

Tritanopia (blue-blind)

#00BEBC

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #40b5cc;
/* rgb */ color: rgb(64, 181, 204);
/* oklch */ color: oklch(71.8% 0.107 213.4);

Tailwind

colors: {
  custom: {
    50: '#86cbdb',
    500: '#40b5cc',
    950: '#000000',
  },
}

SCSS

$custom: #40b5cc;
$custom-light: #86cbdb;
$custom-dark: #000000;

JSON

{
  "hex": "#40b5cc",
  "rgb": {
    "r": 64,
    "g": 181,
    "b": 204
  },
  "hsl": {
    "h": 189.857,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.71758,
    "c": 0.10702,
    "h": 213.4
  },
  "luminance": 0.38497
}

Semantic roles & 50–950 ramp

primary

#40B5CC

secondary

#D29F95

accent

#6047E1

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #40B5CC

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

Preview Lab → · Contrast checker → · Palette generator →