#40BEE7#40BEE7

#40BEE7 is a light, vivid cyan. Relative luminance 0.437; OKLCH L 75.0% C 0.122 H 224.0°. Best body text is #000000 at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#40BEE7
RGB	rgb(64, 190, 231)
HSL	hsl(195, 78%, 58%)
HSV	hsv(195, 72%, 91%)
CMYK	cmyk(72.3%, 17.7%, 0%, 9.4%)
CIE-LAB	lab(72.02, -21.18, -30.34)
CIE-LCH	lch(72.02, 37.00, 235.08°)
OKLab	oklab(75% -0.0878 -0.0849)
OKLCH	oklch(75% 0.122 224)
XYZ	xyz(34.9457, 43.6823, 82.1756)
Luminance	0.4369 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BEE7 #E76940

analogous

#40E7BD #40BEE7 #406AE7

triadic

#40BEE7 #E740BE #BEE740

tetradic

#40BEE7 #BD40E7 #E76940 #6AE740

square

#40BEE7 #BD40E7 #E76940 #6AE740

split-complementary

#40BEE7 #E7406A #E7BD40

monochromatic

#137899 #1AA3D0 #40BEE7 #76D1EE #ADE3F5

Accessibility & contrast

On white

2.16

#40BEE7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.74

#40BEE7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BEE7

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BEE7	#FFFFFF	#000000	##000000
##40BEE7	1.00	2.16	9.74	9.74
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.74	21.00	1.00	1.00
##000000	9.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7BAE9

Deuteranopia (green-blind)

#90A9E7

Tritanopia (blue-blind)

#00CACB

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #40bee7;
/* rgb */ color: rgb(64, 190, 231);
/* oklch */ color: oklch(75.0% 0.122 224.0);

Tailwind

colors: {
  custom: {
    50: '#8ad1ee',
    500: '#40bee7',
    950: '#000000',
  },
}

SCSS

$custom: #40bee7;
$custom-light: #8ad1ee;
$custom-dark: #000000;

JSON

{
  "hex": "#40bee7",
  "rgb": {
    "r": 64,
    "g": 190,
    "b": 231
  },
  "hsl": {
    "h": 194.731,
    "s": 77.674,
    "l": 57.843
  },
  "oklch": {
    "l": 0.75001,
    "c": 0.1222,
    "h": 224
  },
  "luminance": 0.43686
}

Semantic roles & 50–950 ramp

primary

#40BEE7

secondary

#E3B0A0

accent

#6334F4

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0D1416

muted

#7E8284

Preview Lab

Preview with #40BEE7

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

Preview Lab → · Contrast checker → · Palette generator →