#404BE5#404BE5

#404BE5 is a mid, highly saturated blue. Relative luminance 0.118; OKLCH L 50.9% C 0.228 H 271.9°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#404BE5
RGB	rgb(64, 75, 229)
HSL	hsl(236, 76%, 57%)
HSV	hsv(236, 72%, 90%)
CMYK	cmyk(72.1%, 67.2%, 0%, 10.2%)
CIE-LAB	lab(40.86, 46.07, -78.91)
CIE-LCH	lch(40.86, 91.37, 300.28°)
OKLab	oklab(50.91% 0.0077 -0.2282)
OKLCH	oklch(50.91% 0.228 271.9)
XYZ	xyz(18.7685, 11.7774, 75.3977)
Luminance	0.1178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404BE5 #E5DA40

analogous

#409EE5 #404BE5 #8840E5

triadic

#404BE5 #E5404B #4BE540

tetradic

#404BE5 #E5409E #E5DA40 #40E588

square

#404BE5 #E5409E #E5DA40 #40E588

split-complementary

#404BE5 #E58840 #9EE540

monochromatic

#141D96 #1C28CC #404BE5 #767EEC #ACB1F4

Accessibility & contrast

On white

6.26

#404BE5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#404BE5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404BE5

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404BE5	#FFFFFF	#000000	##FFFFFF
##404BE5	1.00	6.26	3.36	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068EA

Deuteranopia (green-blind)

#0059E2

Tritanopia (blue-blind)

#007592

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #404be5;
/* rgb */ color: rgb(64, 75, 229);
/* oklch */ color: oklch(50.9% 0.228 271.9);

Tailwind

colors: {
  custom: {
    50: '#8c7eee',
    500: '#404be5',
    950: '#000000',
  },
}

SCSS

$custom: #404be5;
$custom-light: #8c7eee;
$custom-dark: #000000;

JSON

{
  "hex": "#404be5",
  "rgb": {
    "r": 64,
    "g": 75,
    "b": 229
  },
  "hsl": {
    "h": 236,
    "s": 76.037,
    "l": 57.451
  },
  "oklch": {
    "l": 0.50907,
    "c": 0.22833,
    "h": 271.9
  },
  "luminance": 0.11779
}

Semantic roles & 50–950 ramp

primary

#404BE5

secondary

#E2DD9F

accent

#E635F3

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A17

muted

#7E7C85

Preview Lab

Preview with #404BE5

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

Preview Lab → · Contrast checker → · Palette generator →