#404BD4#404BD4

#404BD4 is a mid, highly saturated blue. Relative luminance 0.109; OKLCH L 49.4% C 0.207 H 272.6°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#404BD4
RGB	rgb(64, 75, 212)
HSL	hsl(236, 63%, 54%)
HSV	hsv(236, 70%, 83%)
CMYK	cmyk(69.8%, 64.6%, 0%, 16.9%)
CIE-LAB	lab(39.37, 40.33, -71.64)
CIE-LCH	lch(39.37, 82.21, 299.38°)
OKLab	oklab(49.36% 0.0092 -0.2069)
OKLCH	oklch(49.36% 0.207 272.6)
XYZ	xyz(16.5101, 10.8740, 63.5034)
Luminance	0.1088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404BD4 #D4C940

analogous

#4095D4 #404BD4 #7F40D4

triadic

#404BD4 #D4404B #4BD440

tetradic

#404BD4 #D44095 #D4C940 #40D47F

square

#404BD4 #D44095 #D4C940 #40D47F

split-complementary

#404BD4 #D47F40 #95D440

monochromatic

#1C237D #2732AF #404BD4 #727ADF #A4A9EA

Accessibility & contrast

On white

6.61

#404BD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#404BD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404BD4

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404BD4	#FFFFFF	#000000	##FFFFFF
##404BD4	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064D8

Deuteranopia (green-blind)

#0056D1

Tritanopia (blue-blind)

#006F89

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #404bd4;
/* rgb */ color: rgb(64, 75, 212);
/* oklch */ color: oklch(49.4% 0.207 272.6);

Tailwind

colors: {
  custom: {
    50: '#887de2',
    500: '#404bd4',
    950: '#000000',
  },
}

SCSS

$custom: #404bd4;
$custom-light: #887de2;
$custom-dark: #000000;

JSON

{
  "hex": "#404bd4",
  "rgb": {
    "r": 64,
    "g": 75,
    "b": 212
  },
  "hsl": {
    "h": 235.541,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.49365,
    "c": 0.20715,
    "h": 272.6
  },
  "luminance": 0.10876
}

Semantic roles & 50–950 ramp

primary

#404BD4

secondary

#D7D398

accent

#DA42E6

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #404BD4

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

Preview Lab → · Contrast checker → · Palette generator →