#404DC2#404DC2

#404DC2 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.2% C 0.181 H 272.7°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#404DC2
RGB	rgb(64, 77, 194)
HSL	hsl(234, 52%, 51%)
HSV	hsv(234, 67%, 76%)
CMYK	cmyk(67%, 60.3%, 0%, 23.9%)
CIE-LAB	lab(38.36, 32.87, -62.86)
CIE-LCH	lch(38.36, 70.93, 297.61°)
OKLab	oklab(48.17% 0.0086 -0.1812)
OKLCH	oklch(48.17% 0.181 272.7)
XYZ	xyz(14.5026, 10.2915, 52.2506)
Luminance	0.1029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404DC2 #C2B540

analogous

#408EC2 #404DC2 #7440C2

triadic

#404DC2 #C2404D #4DC240

tetradic

#404DC2 #C2408E #C2B540 #40C274

square

#404DC2 #C2408E #C2B540 #40C274

split-complementary

#404DC2 #C27440 #8EC240

monochromatic

#212867 #303A95 #404DC2 #6E78D1 #9DA3E0

Accessibility & contrast

On white

6.87

#404DC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#404DC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404DC2

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404DC2	#FFFFFF	#000000	##FFFFFF
##404DC2	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C6

Deuteranopia (green-blind)

#0055C0

Tritanopia (blue-blind)

#006A80

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #404dc2;
/* rgb */ color: rgb(64, 77, 194);
/* oklch */ color: oklch(48.2% 0.181 272.7);

Tailwind

colors: {
  custom: {
    50: '#847ed5',
    500: '#404dc2',
    950: '#000000',
  },
}

SCSS

$custom: #404dc2;
$custom-light: #847ed5;
$custom-dark: #000000;

JSON

{
  "hex": "#404dc2",
  "rgb": {
    "r": 64,
    "g": 77,
    "b": 194
  },
  "hsl": {
    "h": 234,
    "s": 51.587,
    "l": 50.588
  },
  "oklch": {
    "l": 0.48165,
    "c": 0.18136,
    "h": 272.7
  },
  "luminance": 0.10293
}

Semantic roles & 50–950 ramp

primary

#404DC2

secondary

#CCC692

accent

#CD4DDB

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #404DC2

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

Preview Lab → · Contrast checker → · Palette generator →