#404DC0#404DC0

#404DC0 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 48.0% C 0.179 H 272.8°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#404DC0
RGB	rgb(64, 77, 192)
HSL	hsl(234, 50%, 50%)
HSV	hsv(234, 67%, 75%)
CMYK	cmyk(66.7%, 59.9%, 0%, 24.7%)
CIE-LAB	lab(38.20, 32.17, -61.95)
CIE-LCH	lch(38.20, 69.80, 297.44°)
OKLab	oklab(48% 0.0086 -0.1785)
OKLCH	oklch(48% 0.179 272.8)
XYZ	xyz(14.2795, 10.2022, 51.0757)
Luminance	0.1020 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404DC0 #C0B340

analogous

#408DC0 #404DC0 #7340C0

triadic

#404DC0 #C0404D #4DC040

tetradic

#404DC0 #C0408D #C0B340 #40C073

square

#404DC0 #C0408D #C0B340 #40C073

split-complementary

#404DC0 #C07340 #8DC040

monochromatic

#212864 #303A92 #404DC0 #6E78CF #9CA3DE

Accessibility & contrast

On white

6.91

#404DC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#404DC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404DC0

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404DC0	#FFFFFF	#000000	##FFFFFF
##404DC0	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C4

Deuteranopia (green-blind)

#0054BE

Tritanopia (blue-blind)

#006A7F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #404dc0;
/* rgb */ color: rgb(64, 77, 192);
/* oklch */ color: oklch(48.0% 0.179 272.8);

Tailwind

colors: {
  custom: {
    50: '#847ed4',
    500: '#404dc0',
    950: '#000000',
  },
}

SCSS

$custom: #404dc0;
$custom-light: #847ed4;
$custom-dark: #000000;

JSON

{
  "hex": "#404dc0",
  "rgb": {
    "r": 64,
    "g": 77,
    "b": 192
  },
  "hsl": {
    "h": 233.906,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.47999,
    "c": 0.1787,
    "h": 272.8
  },
  "luminance": 0.10204
}

Semantic roles & 50–950 ramp

primary

#404DC0

secondary

#CBC591

accent

#CC4EDA

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #404DC0

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

Preview Lab → · Contrast checker → · Palette generator →