#40A2D8#40A2D8

#40A2D8 is a light, vivid cyan. Relative luminance 0.319; OKLCH L 67.8% C 0.120 H 236.7°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#40A2D8
RGB	rgb(64, 162, 216)
HSL	hsl(201, 66%, 55%)
HSV	hsv(201, 70%, 85%)
CMYK	cmyk(70.4%, 25%, 0%, 15.3%)
CIE-LAB	lab(63.25, -11.19, -35.70)
CIE-LCH	lch(63.25, 37.41, 252.60°)
OKLab	oklab(67.8% -0.066 -0.1005)
OKLCH	oklch(67.8% 0.12 236.7)
XYZ	xyz(27.4245, 31.8854, 69.6616)
Luminance	0.3189 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A2D8 #D87640

analogous

#40D8C2 #40A2D8 #4056D8

triadic

#40A2D8 #D840A2 #A2D840

tetradic

#40A2D8 #C240D8 #D87640 #56D840

square

#40A2D8 #C240D8 #D87640 #56D840

split-complementary

#40A2D8 #D84056 #D8C240

monochromatic

#1B5E83 #2582B6 #40A2D8 #73BBE2 #A6D3ED

Accessibility & contrast

On white

2.85

#40A2D8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#40A2D8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A2D8

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A2D8	#FFFFFF	#000000	##000000
##40A2D8	1.00	2.85	7.38	7.38
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88A1DB

Deuteranopia (green-blind)

#7493D7

Tritanopia (blue-blind)

#00B0B4

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #40a2d8;
/* rgb */ color: rgb(64, 162, 216);
/* oklch */ color: oklch(67.8% 0.120 236.7);

Tailwind

colors: {
  custom: {
    50: '#87bde4',
    500: '#40a2d8',
    950: '#000000',
  },
}

SCSS

$custom: #40a2d8;
$custom-light: #87bde4;
$custom-dark: #000000;

JSON

{
  "hex": "#40a2d8",
  "rgb": {
    "r": 64,
    "g": 162,
    "b": 216
  },
  "hsl": {
    "h": 201.316,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.67804,
    "c": 0.12029,
    "h": 236.7
  },
  "luminance": 0.31889
}

Semantic roles & 50–950 ramp

primary

#40A2D8

secondary

#DAB19A

accent

#7B3FE9

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0D1215

muted

#7D8183

Preview Lab

Preview with #40A2D8

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

Preview Lab → · Contrast checker → · Palette generator →