#404B76#404B76

#404B76 is a dark, moderate blue. Relative luminance 0.074; OKLCH L 42.3% C 0.073 H 272.1°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#404B76
RGB	rgb(64, 75, 118)
HSL	hsl(228, 30%, 36%)
HSV	hsv(228, 46%, 46%)
CMYK	cmyk(45.8%, 36.4%, 0%, 53.7%)
CIE-LAB	lab(32.77, 8.00, -26.00)
CIE-LCH	lch(32.77, 27.20, 287.11°)
OKLab	oklab(42.33% 0.0026 -0.073)
OKLCH	oklch(42.33% 0.073 272.1)
XYZ	xyz(7.8994, 7.4297, 18.1539)
Luminance	0.0743 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404B76 #766B40

analogous

#406676 #404B76 #504076

triadic

#404B76 #76404B #4B7640

tetradic

#404B76 #764066 #766B40 #407650

square

#404B76 #764066 #766B40 #407650

split-complementary

#404B76 #765040 #667640

monochromatic

#151927 #2A324E #404B76 #56649E #7A86B7

Accessibility & contrast

On white

8.45

#404B76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#404B76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404B76

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404B76	#FFFFFF	#000000	##FFFFFF
##404B76	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C4F78

Deuteranopia (green-blind)

#374B75

Tritanopia (blue-blind)

#2D545B

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #404b76;
/* rgb */ color: rgb(64, 75, 118);
/* oklch */ color: oklch(42.3% 0.073 272.1);

Tailwind

colors: {
  custom: {
    50: '#787d9d',
    500: '#404b76',
    950: '#000000',
  },
}

SCSS

$custom: #404b76;
$custom-light: #787d9d;
$custom-dark: #000000;

JSON

{
  "hex": "#404b76",
  "rgb": {
    "r": 64,
    "g": 75,
    "b": 118
  },
  "hsl": {
    "h": 227.778,
    "s": 29.67,
    "l": 35.686
  },
  "oklch": {
    "l": 0.42327,
    "c": 0.07309,
    "h": 272.1
  },
  "luminance": 0.0743
}

Semantic roles & 50–950 ramp

primary

#404B76

secondary

#A19770

accent

#B262C6

background

#F7F7F9

surface

#EDEEF2

border

#C8C9CC

text

#09090E

muted

#7B7B7E

Preview Lab

Preview with #404B76

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

Preview Lab → · Contrast checker → · Palette generator →