#404153#404153

#404153 is a dark, muted blue. Relative luminance 0.055; OKLCH L 38.2% C 0.031 H 282.3°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#404153
RGB	rgb(64, 65, 83)
HSL	hsl(237, 13%, 29%)
HSV	hsv(237, 23%, 33%)
CMYK	cmyk(22.9%, 21.7%, 0%, 67.5%)
CIE-LAB	lab(28.10, 4.07, -10.92)
CIE-LCH	lch(28.10, 11.66, 290.44°)
OKLab	oklab(38.17% 0.0065 -0.0299)
OKLCH	oklch(38.17% 0.031 282.3)
XYZ	xyz(5.5656, 5.4950, 8.9494)
Luminance	0.0549 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404153 #535240

analogous

#404B53 #404153 #494053

triadic

#404153 #534041 #415340

tetradic

#404153 #53404B #535240 #405349

square

#404153 #53404B #535240 #405349

split-complementary

#404153 #534940 #4B5340

monochromatic

#0D0E11 #252630 #404153 #5B5C76 #777996

Accessibility & contrast

On white

10.00

#404153 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#404153 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404153

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404153	#FFFFFF	#000000	##FFFFFF
##404153	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C4354

Deuteranopia (green-blind)

#3C4253

Tritanopia (blue-blind)

#3C4447

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #404153;
/* rgb */ color: rgb(64, 65, 83);
/* oklch */ color: oklch(38.2% 0.031 282.3);

Tailwind

colors: {
  custom: {
    50: '#757583',
    500: '#404153',
    950: '#000000',
  },
}

SCSS

$custom: #404153;
$custom-light: #757583;
$custom-dark: #000000;

JSON

{
  "hex": "#404153",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 83
  },
  "hsl": {
    "h": 236.842,
    "s": 12.925,
    "l": 28.824
  },
  "oklch": {
    "l": 0.38168,
    "c": 0.03058,
    "h": 282.3
  },
  "luminance": 0.05495
}

Semantic roles & 50–950 ramp

primary

#404153

secondary

#82816D

accent

#B272B6

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08080A

muted

#7B7B7C

Preview Lab

Preview with #404153

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

Preview Lab → · Contrast checker → · Palette generator →