#408EDF#408EDF

#408EDF is a light, vivid cyan. Relative luminance 0.258; OKLCH L 63.6% C 0.144 H 251.8°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#408EDF
RGB	rgb(64, 142, 223)
HSL	hsl(211, 71%, 56%)
HSV	hsv(211, 71%, 87%)
CMYK	cmyk(71.3%, 36.3%, 0%, 12.5%)
CIE-LAB	lab(57.81, 2.65, -48.14)
CIE-LCH	lch(57.81, 48.22, 273.15°)
OKLab	oklab(63.62% -0.0449 -0.137)
OKLCH	oklch(63.62% 0.144 251.8)
XYZ	xyz(25.1017, 25.7609, 73.4472)
Luminance	0.2576 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408EDF #DF9140

analogous

#40DDDF #408EDF #4240DF

triadic

#408EDF #DF408E #8EDF40

tetradic

#408EDF #DF40DD #DF9140 #40DF42

square

#408EDF #DF40DD #DF9140 #40DF42

split-complementary

#408EDF #DF4240 #DDDF40

monochromatic

#18518D #206FC1 #408EDF #74ADE8 #A9CCF1

Accessibility & contrast

On white

3.41

#408EDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#408EDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408EDF

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408EDF	#FFFFFF	#000000	##000000
##408EDF	1.00	3.41	6.15	6.15
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6993E2

Deuteranopia (green-blind)

#5284DD

Tritanopia (blue-blind)

#00A1AC

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #408edf;
/* rgb */ color: rgb(64, 142, 223);
/* oklch */ color: oklch(63.6% 0.144 251.8);

Tailwind

colors: {
  custom: {
    50: '#87aee9',
    500: '#408edf',
    950: '#000000',
  },
}

SCSS

$custom: #408edf;
$custom-light: #87aee9;
$custom-dark: #000000;

JSON

{
  "hex": "#408edf",
  "rgb": {
    "r": 64,
    "g": 142,
    "b": 223
  },
  "hsl": {
    "h": 210.566,
    "s": 71.3,
    "l": 56.275
  },
  "oklch": {
    "l": 0.63621,
    "c": 0.14416,
    "h": 251.8
  },
  "luminance": 0.25764
}

Semantic roles & 50–950 ramp

primary

#408EDF

secondary

#DEBE9D

accent

#963AEE

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #408EDF

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

Preview Lab → · Contrast checker → · Palette generator →