#40BAD9#40BAD9

#40BAD9 is a light, moderate cyan. Relative luminance 0.412; OKLCH L 73.5% C 0.114 H 218.4°. Best body text is #000000 at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#40BAD9
RGB	rgb(64, 186, 217)
HSL	hsl(192, 67%, 55%)
HSV	hsv(192, 71%, 85%)
CMYK	cmyk(70.5%, 14.3%, 0%, 14.9%)
CIE-LAB	lab(70.33, -23.56, -25.32)
CIE-LCH	lch(70.33, 34.58, 227.06°)
OKLab	oklab(73.47% -0.0892 -0.0706)
OKLCH	oklch(73.47% 0.114 218.4)
XYZ	xyz(32.1924, 41.2138, 71.8906)
Luminance	0.4122 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BAD9 #D95F40

analogous

#40D9AC #40BAD9 #406DD9

triadic

#40BAD9 #D940BA #BAD940

tetradic

#40BAD9 #AC40D9 #D95F40 #6DD940

square

#40BAD9 #AC40D9 #D95F40 #6DD940

split-complementary

#40BAD9 #D9406D #D9AC40

monochromatic

#1A6F84 #249AB7 #40BAD9 #73CCE3 #A6DFED

Accessibility & contrast

On white

2.27

#40BAD9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.24

#40BAD9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BAD9

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BAD9	#FFFFFF	#000000	##000000
##40BAD9	1.00	2.27	9.24	9.24
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.24	21.00	1.00	1.00
##000000	9.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B5DB

Deuteranopia (green-blind)

#91A5D9

Tritanopia (blue-blind)

#00C5C4

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #40bad9;
/* rgb */ color: rgb(64, 186, 217);
/* oklch */ color: oklch(73.5% 0.114 218.4);

Tailwind

colors: {
  custom: {
    50: '#88cfe4',
    500: '#40bad9',
    950: '#000000',
  },
}

SCSS

$custom: #40bad9;
$custom-light: #88cfe4;
$custom-dark: #000000;

JSON

{
  "hex": "#40bad9",
  "rgb": {
    "r": 64,
    "g": 186,
    "b": 217
  },
  "hsl": {
    "h": 192.157,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.73473,
    "c": 0.11381,
    "h": 218.4
  },
  "luminance": 0.41218
}

Semantic roles & 50–950 ramp

primary

#40BAD9

secondary

#DAA79A

accent

#613EEA

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #40BAD9

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

Preview Lab → · Contrast checker → · Palette generator →