#404AE5#404AE5

#404AE5 is a mid, highly saturated blue. Relative luminance 0.116; OKLCH L 50.7% C 0.229 H 272.1°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#404AE5
RGB	rgb(64, 74, 229)
HSL	hsl(236, 76%, 57%)
HSV	hsv(236, 72%, 90%)
CMYK	cmyk(72.1%, 67.7%, 0%, 10.2%)
CIE-LAB	lab(40.64, 46.66, -79.26)
CIE-LCH	lch(40.64, 91.98, 300.49°)
OKLab	oklab(50.75% 0.0083 -0.2292)
OKLCH	oklch(50.75% 0.229 272.1)
XYZ	xyz(18.7012, 11.6428, 75.3752)
Luminance	0.1164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404AE5 #E5DB40

analogous

#409CE5 #404AE5 #8940E5

triadic

#404AE5 #E5404A #4AE540

tetradic

#404AE5 #E5409C #E5DB40 #40E589

square

#404AE5 #E5409C #E5DB40 #40E589

split-complementary

#404AE5 #E58940 #9CE540

monochromatic

#141C96 #1C26CC #404AE5 #767DEC #ACB0F4

Accessibility & contrast

On white

6.31

#404AE5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#404AE5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404AE5

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404AE5	#FFFFFF	#000000	##FFFFFF
##404AE5	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068EA

Deuteranopia (green-blind)

#0058E2

Tritanopia (blue-blind)

#007492

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #404ae5;
/* rgb */ color: rgb(64, 74, 229);
/* oklch */ color: oklch(50.7% 0.229 272.1);

Tailwind

colors: {
  custom: {
    50: '#8c7dee',
    500: '#404ae5',
    950: '#000000',
  },
}

SCSS

$custom: #404ae5;
$custom-light: #8c7dee;
$custom-dark: #000000;

JSON

{
  "hex": "#404ae5",
  "rgb": {
    "r": 64,
    "g": 74,
    "b": 229
  },
  "hsl": {
    "h": 236.364,
    "s": 76.037,
    "l": 57.451
  },
  "oklch": {
    "l": 0.50749,
    "c": 0.2294,
    "h": 272.1
  },
  "luminance": 0.11645
}

Semantic roles & 50–950 ramp

primary

#404AE5

secondary

#E2DE9F

accent

#E735F3

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A17

muted

#7E7C85

Preview Lab

Preview with #404AE5

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

Preview Lab → · Contrast checker → · Palette generator →