#40BCD6#40BCD6

#40BCD6 is a light, moderate cyan. Relative luminance 0.419; OKLCH L 73.8% C 0.112 H 214.7°. Best body text is #000000 at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#40BCD6
RGB	rgb(64, 188, 214)
HSL	hsl(190, 65%, 55%)
HSV	hsv(190, 70%, 84%)
CMYK	cmyk(70.1%, 12.1%, 0%, 16.1%)
CIE-LAB	lab(70.81, -25.50, -22.94)
CIE-LCH	lch(70.81, 34.30, 221.98°)
OKLab	oklab(73.83% -0.0924 -0.0639)
OKLCH	oklch(73.83% 0.112 214.7)
XYZ	xyz(32.2301, 41.9078, 69.9957)
Luminance	0.4191 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BCD6 #D65A40

analogous

#40D6A5 #40BCD6 #4071D6

triadic

#40BCD6 #D640BC #BCD640

tetradic

#40BCD6 #A540D6 #D65A40 #71D640

square

#40BCD6 #A540D6 #D65A40 #71D640

split-complementary

#40BCD6 #D64071 #D6A540

monochromatic

#1B6F80 #269AB2 #40BCD6 #72CEE1 #A5DFEC

Accessibility & contrast

On white

2.24

#40BCD6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.38

#40BCD6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BCD6

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BCD6	#FFFFFF	#000000	##000000
##40BCD6	1.00	2.24	9.38	9.38
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.38	21.00	1.00	1.00
##000000	9.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB6D7

Deuteranopia (green-blind)

#95A7D6

Tritanopia (blue-blind)

#00C6C4

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #40bcd6;
/* rgb */ color: rgb(64, 188, 214);
/* oklch */ color: oklch(73.8% 0.112 214.7);

Tailwind

colors: {
  custom: {
    50: '#88d0e2',
    500: '#40bcd6',
    950: '#000000',
  },
}

SCSS

$custom: #40bcd6;
$custom-light: #88d0e2;
$custom-dark: #000000;

JSON

{
  "hex": "#40bcd6",
  "rgb": {
    "r": 64,
    "g": 188,
    "b": 214
  },
  "hsl": {
    "h": 190.4,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.73825,
    "c": 0.11232,
    "h": 214.7
  },
  "luminance": 0.41911
}

Semantic roles & 50–950 ramp

primary

#40BCD6

secondary

#D9A499

accent

#5D40E8

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1415

muted

#7E8283

Preview Lab

Preview with #40BCD6

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

Preview Lab → · Contrast checker → · Palette generator →