#404B68#404B68

#404B68 is a dark, muted blue. Relative luminance 0.071; OKLCH L 41.6% C 0.051 H 268.1°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#404B68
RGB	rgb(64, 75, 104)
HSL	hsl(224, 24%, 33%)
HSV	hsv(224, 38%, 41%)
CMYK	cmyk(38.5%, 27.9%, 0%, 59.2%)
CIE-LAB	lab(32.08, 3.61, -18.27)
CIE-LCH	lch(32.08, 18.62, 281.18°)
OKLab	oklab(41.57% -0.0016 -0.0507)
OKLCH	oklch(41.57% 0.051 268.1)
XYZ	xyz(7.1284, 7.1213, 14.0930)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404B68 #685D40

analogous

#405F68 #404B68 #494068

triadic

#404B68 #68404B #4B6840

tetradic

#404B68 #68405F #685D40 #406849

square

#404B68 #68405F #685D40 #406849

split-complementary

#404B68 #684940 #5F6840

monochromatic

#11141C #293042 #404B68 #57668E #7785AB

Accessibility & contrast

On white

8.66

#404B68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#404B68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404B68

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404B68	#FFFFFF	#000000	##FFFFFF
##404B68	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414D69

Deuteranopia (green-blind)

#3E4A67

Tritanopia (blue-blind)

#345155

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #404b68;
/* rgb */ color: rgb(64, 75, 104);
/* oklch */ color: oklch(41.6% 0.051 268.1);

Tailwind

colors: {
  custom: {
    50: '#767d93',
    500: '#404b68',
    950: '#000000',
  },
}

SCSS

$custom: #404b68;
$custom-light: #767d93;
$custom-dark: #000000;

JSON

{
  "hex": "#404b68",
  "rgb": {
    "r": 64,
    "g": 75,
    "b": 104
  },
  "hsl": {
    "h": 223.5,
    "s": 23.81,
    "l": 32.941
  },
  "oklch": {
    "l": 0.41571,
    "c": 0.05077,
    "h": 268.1
  },
  "luminance": 0.07122
}

Semantic roles & 50–950 ramp

primary

#404B68

secondary

#978B6D

accent

#A868C0

background

#F7F7F9

surface

#EDEEF1

border

#C8C9CB

text

#08090D

muted

#7B7B7E

Preview Lab

Preview with #404B68

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

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