#404699#404699

#404699 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.6% C 0.134 H 276.2°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#404699
RGB	rgb(64, 70, 153)
HSL	hsl(236, 41%, 43%)
HSV	hsv(236, 58%, 60%)
CMYK	cmyk(58.2%, 54.2%, 0%, 40%)
CIE-LAB	lab(33.50, 23.10, -46.37)
CIE-LCH	lch(33.50, 51.81, 296.48°)
OKLab	oklab(43.58% 0.0145 -0.1328)
OKLCH	oklch(43.58% 0.134 276.2)
XYZ	xyz(10.0524, 7.7695, 31.1008)
Luminance	0.0777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404699 #999340

analogous

#407399 #404699 #664099

triadic

#404699 #994046 #469940

tetradic

#404699 #994073 #999340 #409966

square

#404699 #994073 #999340 #409966

split-complementary

#404699 #996640 #739940

monochromatic

#1C1F43 #2E326E #404699 #5C62BB #878BCD

Accessibility & contrast

On white

8.22

#404699 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#404699 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404699

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404699	#FFFFFF	#000000	##FFFFFF
##404699	1.00	8.22	2.55	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14539C

Deuteranopia (green-blind)

#004B97

Tritanopia (blue-blind)

#095968

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #404699;
/* rgb */ color: rgb(64, 70, 153);
/* oklch */ color: oklch(43.6% 0.134 276.2);

Tailwind

colors: {
  custom: {
    50: '#7d79b8',
    500: '#404699',
    950: '#000000',
  },
}

SCSS

$custom: #404699;
$custom-light: #7d79b8;
$custom-dark: #000000;

JSON

{
  "hex": "#404699",
  "rgb": {
    "r": 64,
    "g": 70,
    "b": 153
  },
  "hsl": {
    "h": 235.955,
    "s": 41.014,
    "l": 42.549
  },
  "oklch": {
    "l": 0.43576,
    "c": 0.13355,
    "h": 276.2
  },
  "luminance": 0.0777
}

Semantic roles & 50–950 ramp

primary

#404699

secondary

#B7B37E

accent

#C957D1

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0A0911

muted

#7C7B80

Preview Lab

Preview with #404699

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

Preview Lab → · Contrast checker → · Palette generator →