#406ECA#406ECA

#406ECA is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.3% C 0.152 H 262.5°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#406ECA
RGB	rgb(64, 110, 202)
HSL	hsl(220, 57%, 52%)
HSV	hsv(220, 68%, 79%)
CMYK	cmyk(68.3%, 45.5%, 0%, 20.8%)
CIE-LAB	lab(47.63, 14.70, -52.50)
CIE-LCH	lch(47.63, 54.52, 285.64°)
OKLab	oklab(55.34% -0.0197 -0.1502)
OKLCH	oklch(55.34% 0.152 262.5)
XYZ	xyz(18.3472, 16.5043, 58.0844)
Luminance	0.1651 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406ECA #CA9C40

analogous

#40B3CA #406ECA #5740CA

triadic

#406ECA #CA406E #6ECA40

tetradic

#406ECA #CA40B3 #CA9C40 #40CA57

square

#406ECA #CA40B3 #CA9C40 #40CA57

split-complementary

#406ECA #CA5740 #B3CA40

monochromatic

#1F3A70 #2C53A0 #406ECA #7092D7 #A0B7E5

Accessibility & contrast

On white

4.88

#406ECA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#406ECA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406ECA

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406ECA	#FFFFFF	#000000	##FFFFFF
##406ECA	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4078CD

Deuteranopia (green-blind)

#256BC8

Tritanopia (blue-blind)

#008392

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #406eca;
/* rgb */ color: rgb(64, 110, 202);
/* oklch */ color: oklch(55.3% 0.152 262.5);

Tailwind

colors: {
  custom: {
    50: '#8497db',
    500: '#406eca',
    950: '#000000',
  },
}

SCSS

$custom: #406eca;
$custom-light: #8497db;
$custom-dark: #000000;

JSON

{
  "hex": "#406eca",
  "rgb": {
    "r": 64,
    "g": 110,
    "b": 202
  },
  "hsl": {
    "h": 220,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.5534,
    "c": 0.15152,
    "h": 262.5
  },
  "luminance": 0.16506
}

Semantic roles & 50–950 ramp

primary

#406ECA

secondary

#D1BD95

accent

#AD48E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406ECA

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

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