#404E7E#404E7E

#404E7E is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.5% C 0.081 H 270.4°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#404E7E
RGB	rgb(64, 78, 126)
HSL	hsl(226, 33%, 37%)
HSV	hsv(226, 49%, 49%)
CMYK	cmyk(49.2%, 38.1%, 0%, 50.6%)
CIE-LAB	lab(34.08, 8.66, -28.91)
CIE-LCH	lch(34.08, 30.18, 286.67°)
OKLab	oklab(43.48% 0.0006 -0.0815)
OKLCH	oklch(43.48% 0.081 270.4)
XYZ	xyz(8.6034, 8.0446, 20.8340)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404E7E #7E7040

analogous

#406D7E #404E7E #51407E

triadic

#404E7E #7E404E #4E7E40

tetradic

#404E7E #7E406D #7E7040 #407E51

square

#404E7E #7E406D #7E7040 #407E51

split-complementary

#404E7E #7E5140 #6D7E40

monochromatic

#171C2D #2B3555 #404E7E #5567A7 #7C8BBC

Accessibility & contrast

On white

8.05

#404E7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#404E7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404E7E

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404E7E	#FFFFFF	#000000	##FFFFFF
##404E7E	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C5380

Deuteranopia (green-blind)

#364E7D

Tritanopia (blue-blind)

#285860

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #404e7e;
/* rgb */ color: rgb(64, 78, 126);
/* oklch */ color: oklch(43.5% 0.081 270.4);

Tailwind

colors: {
  custom: {
    50: '#787fa3',
    500: '#404e7e',
    950: '#000000',
  },
}

SCSS

$custom: #404e7e;
$custom-light: #787fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#404e7e",
  "rgb": {
    "r": 64,
    "g": 78,
    "b": 126
  },
  "hsl": {
    "h": 226.452,
    "s": 32.632,
    "l": 37.255
  },
  "oklch": {
    "l": 0.43477,
    "c": 0.08149,
    "h": 270.4
  },
  "luminance": 0.08045
}

Semantic roles & 50–950 ramp

primary

#404E7E

secondary

#A79B73

accent

#B15FC9

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090A0F

muted

#7B7C7F

Preview Lab

Preview with #404E7E

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

Preview Lab → · Contrast checker → · Palette generator →