#408EDD#408EDD

#408EDD is a light, vivid cyan. Relative luminance 0.257; OKLCH L 63.5% C 0.142 H 251.3°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#408EDD
RGB	rgb(64, 142, 221)
HSL	hsl(210, 70%, 56%)
HSV	hsv(210, 71%, 87%)
CMYK	cmyk(71%, 35.7%, 0%, 13.3%)
CIE-LAB	lab(57.71, 1.94, -47.19)
CIE-LCH	lch(57.71, 47.23, 272.36°)
OKLab	oklab(63.51% -0.0454 -0.1342)
OKLCH	oklch(63.51% 0.142 251.3)
XYZ	xyz(24.8336, 25.6537, 72.0355)
Luminance	0.2566 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408EDD #DD8F40

analogous

#40DDDD #408EDD #4040DD

triadic

#408EDD #DD408E #8EDD40

tetradic

#408EDD #DD40DD #DD8F40 #40DD40

square

#408EDD #DD40DD #DD8F40 #40DD40

split-complementary

#408EDD #DD4040 #DDDD40

monochromatic

#19518A #226FBE #408EDD #74ADE6 #A8CBEF

Accessibility & contrast

On white

3.43

#408EDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.13

#408EDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408EDD

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408EDD	#FFFFFF	#000000	##000000
##408EDD	1.00	3.43	6.13	6.13
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.13	21.00	1.00	1.00
##000000	6.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A93E0

Deuteranopia (green-blind)

#5384DB

Tritanopia (blue-blind)

#00A1AB

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #408edd;
/* rgb */ color: rgb(64, 142, 221);
/* oklch */ color: oklch(63.5% 0.142 251.3);

Tailwind

colors: {
  custom: {
    50: '#87aee8',
    500: '#408edd',
    950: '#000000',
  },
}

SCSS

$custom: #408edd;
$custom-light: #87aee8;
$custom-dark: #000000;

JSON

{
  "hex": "#408edd",
  "rgb": {
    "r": 64,
    "g": 142,
    "b": 221
  },
  "hsl": {
    "h": 210.191,
    "s": 69.778,
    "l": 55.882
  },
  "oklch": {
    "l": 0.63507,
    "c": 0.14166,
    "h": 251.3
  },
  "luminance": 0.25656
}

Semantic roles & 50–950 ramp

primary

#408EDD

secondary

#DDBD9C

accent

#943BED

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #408EDD

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

Preview Lab → · Contrast checker → · Palette generator →