#40ACD2#40ACD2

#40ACD2 is a light, moderate cyan. Relative luminance 0.352; OKLCH L 69.9% C 0.111 H 225.3°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#40ACD2
RGB	rgb(64, 172, 210)
HSL	hsl(196, 62%, 54%)
HSV	hsv(196, 70%, 82%)
CMYK	cmyk(69.5%, 18.1%, 0%, 17.6%)
CIE-LAB	lab(65.94, -18.54, -28.21)
CIE-LCH	lch(65.94, 33.76, 236.68°)
OKLab	oklab(69.87% -0.078 -0.0789)
OKLCH	oklch(69.87% 0.111 225.3)
XYZ	xyz(28.4950, 35.2450, 66.2615)
Luminance	0.3525 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40ACD2 #D26640

analogous

#40D2AF #40ACD2 #4063D2

triadic

#40ACD2 #D240AC #ACD240

tetradic

#40ACD2 #AF40D2 #D26640 #63D240

square

#40ACD2 #AF40D2 #D26640 #63D240

split-complementary

#40ACD2 #D24063 #D2AF40

monochromatic

#1D627B #298AAC #40ACD2 #72C2DE #A3D7E9

Accessibility & contrast

On white

2.61

#40ACD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#40ACD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40ACD2

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40ACD2	#FFFFFF	#000000	##000000
##40ACD2	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97A9D4

Deuteranopia (green-blind)

#839AD2

Tritanopia (blue-blind)

#00B7B8

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40acd2;
/* rgb */ color: rgb(64, 172, 210);
/* oklch */ color: oklch(69.9% 0.111 225.3);

Tailwind

colors: {
  custom: {
    50: '#86c4e0',
    500: '#40acd2',
    950: '#000000',
  },
}

SCSS

$custom: #40acd2;
$custom-light: #86c4e0;
$custom-dark: #000000;

JSON

{
  "hex": "#40acd2",
  "rgb": {
    "r": 64,
    "g": 172,
    "b": 210
  },
  "hsl": {
    "h": 195.616,
    "s": 61.864,
    "l": 53.725
  },
  "oklch": {
    "l": 0.69869,
    "c": 0.111,
    "h": 225.3
  },
  "luminance": 0.35248
}

Semantic roles & 50–950 ramp

primary

#40ACD2

secondary

#D6A898

accent

#6D43E5

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0D1215

muted

#7D8183

Preview Lab

Preview with #40ACD2

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

Preview Lab → · Contrast checker → · Palette generator →