#40B2CE#40B2CE

#40B2CE is a light, moderate cyan. Relative luminance 0.374; OKLCH L 71.1% C 0.108 H 217.4°. Best body text is #000000 at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#40B2CE
RGB	rgb(64, 178, 206)
HSL	hsl(192, 59%, 53%)
HSV	hsv(192, 69%, 81%)
CMYK	cmyk(68.9%, 13.6%, 0%, 19.2%)
CIE-LAB	lab(67.56, -22.92, -23.51)
CIE-LCH	lch(67.56, 32.84, 225.72°)
OKLab	oklab(71.12% -0.0856 -0.0655)
OKLCH	oklch(71.12% 0.108 217.4)
XYZ	xyz(29.1707, 37.3837, 64.0590)
Luminance	0.3739 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B2CE #CE5C40

analogous

#40CEA3 #40B2CE #406BCE

triadic

#40B2CE #CE40B2 #B2CE40

tetradic

#40B2CE #A340CE #CE5C40 #6BCE40

square

#40B2CE #A340CE #CE5C40 #6BCE40

split-complementary

#40B2CE #CE406B #CEA340

monochromatic

#1E6475 #2B8EA6 #40B2CE #71C6DA #A1D9E7

Accessibility & contrast

On white

2.48

#40B2CE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.48

#40B2CE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B2CE

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B2CE	#FFFFFF	#000000	##000000
##40B2CE	1.00	2.48	8.48	8.48
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.48	21.00	1.00	1.00
##000000	8.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0ADD0

Deuteranopia (green-blind)

#8C9ECE

Tritanopia (blue-blind)

#00BCBB

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #40b2ce;
/* rgb */ color: rgb(64, 178, 206);
/* oklch */ color: oklch(71.1% 0.108 217.4);

Tailwind

colors: {
  custom: {
    50: '#86c9dd',
    500: '#40b2ce',
    950: '#000000',
  },
}

SCSS

$custom: #40b2ce;
$custom-light: #86c9dd;
$custom-dark: #000000;

JSON

{
  "hex": "#40b2ce",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 206
  },
  "hsl": {
    "h": 191.831,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.71123,
    "c": 0.10777,
    "h": 217.4
  },
  "luminance": 0.37387
}

Semantic roles & 50–950 ramp

primary

#40B2CE

secondary

#D4A296

accent

#6445E2

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #40B2CE

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

Preview Lab → · Contrast checker → · Palette generator →