#404AA6#404AA6

#404AA6 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.4% C 0.147 H 274.3°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#404AA6
RGB	rgb(64, 74, 166)
HSL	hsl(234, 44%, 45%)
HSV	hsv(234, 61%, 65%)
CMYK	cmyk(61.4%, 55.4%, 0%, 34.9%)
CIE-LAB	lab(35.48, 25.01, -51.00)
CIE-LCH	lch(35.48, 56.80, 296.12°)
OKLab	oklab(45.35% 0.011 -0.1463)
OKLCH	oklch(45.35% 0.147 274.3)
XYZ	xyz(11.4438, 8.7398, 37.1529)
Luminance	0.0874 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404AA6 #A69C40

analogous

#407DA6 #404AA6 #6940A6

triadic

#404AA6 #A6404A #4AA640

tetradic

#404AA6 #A6407D #A69C40 #40A669

square

#404AA6 #A6407D #A69C40 #40A669

split-complementary

#404AA6 #A66940 #7DA640

monochromatic

#1E234E #2F367A #404AA6 #616BC2 #8D94D3

Accessibility & contrast

On white

7.64

#404AA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#404AA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404AA6

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404AA6	#FFFFFF	#000000	##FFFFFF
##404AA6	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0658A9

Deuteranopia (green-blind)

#004FA4

Tritanopia (blue-blind)

#006070

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #404aa6;
/* rgb */ color: rgb(64, 74, 166);
/* oklch */ color: oklch(45.4% 0.147 274.3);

Tailwind

colors: {
  custom: {
    50: '#7f7cc1',
    500: '#404aa6',
    950: '#000000',
  },
}

SCSS

$custom: #404aa6;
$custom-light: #7f7cc1;
$custom-dark: #000000;

JSON

{
  "hex": "#404aa6",
  "rgb": {
    "r": 64,
    "g": 74,
    "b": 166
  },
  "hsl": {
    "h": 234.118,
    "s": 44.348,
    "l": 45.098
  },
  "oklch": {
    "l": 0.45353,
    "c": 0.14675,
    "h": 274.3
  },
  "luminance": 0.08741
}

Semantic roles & 50–950 ramp

primary

#404AA6

secondary

#BEB884

accent

#C754D4

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0912

muted

#7C7B81

Preview Lab

Preview with #404AA6

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

Preview Lab → · Contrast checker → · Palette generator →