#404660#404660

#404660 is a dark, muted blue. Relative luminance 0.063; OKLCH L 40.0% C 0.045 H 274.2°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#404660
RGB	rgb(64, 70, 96)
HSL	hsl(229, 20%, 31%)
HSV	hsv(229, 33%, 38%)
CMYK	cmyk(33.3%, 27.1%, 0%, 62.4%)
CIE-LAB	lab(30.19, 4.47, -16.10)
CIE-LCH	lch(30.19, 16.71, 285.52°)
OKLab	oklab(39.98% 0.0033 -0.0445)
OKLCH	oklch(39.98% 0.045 274.2)
XYZ	xyz(6.4152, 6.3146, 11.9449)
Luminance	0.0631 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404660 #605A40

analogous

#405660 #404660 #4A4060

triadic

#404660 #604046 #466040

tetradic

#404660 #604056 #605A40 #40604A

square

#404660 #604056 #605A40 #40604A

split-complementary

#404660 #604A40 #566040

monochromatic

#0F1017 #282B3B #404660 #586185 #767FA4

Accessibility & contrast

On white

9.28

#404660 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#404660 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404660

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404660	#FFFFFF	#000000	##FFFFFF
##404660	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E4861

Deuteranopia (green-blind)

#3C465F

Tritanopia (blue-blind)

#374B4F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #404660;
/* rgb */ color: rgb(64, 70, 96);
/* oklch */ color: oklch(40.0% 0.045 274.2);

Tailwind

colors: {
  custom: {
    50: '#76798d',
    500: '#404660',
    950: '#000000',
  },
}

SCSS

$custom: #404660;
$custom-light: #76798d;
$custom-dark: #000000;

JSON

{
  "hex": "#404660",
  "rgb": {
    "r": 64,
    "g": 70,
    "b": 96
  },
  "hsl": {
    "h": 228.75,
    "s": 20,
    "l": 31.373
  },
  "oklch": {
    "l": 0.39981,
    "c": 0.04466,
    "h": 274.2
  },
  "luminance": 0.06315
}

Semantic roles & 50–950 ramp

primary

#404660

secondary

#90896C

accent

#AD6BBD

background

#F7F7F8

surface

#EDEDF0

border

#C8C8CB

text

#08090C

muted

#7B7B7D

Preview Lab

Preview with #404660

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

Preview Lab → · Contrast checker → · Palette generator →