#404DD5#404DD5

#404DD5 is a mid, highly saturated blue. Relative luminance 0.112; OKLCH L 49.8% C 0.206 H 272.2°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#404DD5
RGB	rgb(64, 77, 213)
HSL	hsl(235, 64%, 54%)
HSV	hsv(235, 70%, 84%)
CMYK	cmyk(70%, 63.8%, 0%, 16.5%)
CIE-LAB	lab(39.92, 39.45, -71.32)
CIE-LCH	lch(39.92, 81.50, 298.95°)
OKLab	oklab(49.79% 0.0078 -0.206)
OKLCH	oklch(49.79% 0.206 272.2)
XYZ	xyz(16.7744, 11.2002, 64.2157)
Luminance	0.1120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404DD5 #D5C840

analogous

#4098D5 #404DD5 #7E40D5

triadic

#404DD5 #D5404D #4DD540

tetradic

#404DD5 #D54098 #D5C840 #40D57E

square

#404DD5 #D54098 #D5C840 #40D57E

split-complementary

#404DD5 #D57E40 #98D540

monochromatic

#1C247F #2733B1 #404DD5 #727CE0 #A4ABEB

Accessibility & contrast

On white

6.48

#404DD5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#404DD5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404DD5

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404DD5	#FFFFFF	#000000	##FFFFFF
##404DD5	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065D9

Deuteranopia (green-blind)

#0057D2

Tritanopia (blue-blind)

#00708A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #404dd5;
/* rgb */ color: rgb(64, 77, 213);
/* oklch */ color: oklch(49.8% 0.206 272.2);

Tailwind

colors: {
  custom: {
    50: '#887fe3',
    500: '#404dd5',
    950: '#000000',
  },
}

SCSS

$custom: #404dd5;
$custom-light: #887fe3;
$custom-dark: #000000;

JSON

{
  "hex": "#404dd5",
  "rgb": {
    "r": 64,
    "g": 77,
    "b": 213
  },
  "hsl": {
    "h": 234.765,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.49792,
    "c": 0.20613,
    "h": 272.2
  },
  "luminance": 0.11202
}

Semantic roles & 50–950 ramp

primary

#404DD5

secondary

#D8D299

accent

#D841E7

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #404DD5

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

Preview Lab → · Contrast checker → · Palette generator →