#403D68#403D68

#403D68 is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.4% C 0.072 H 285.6°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#403D68
RGB	rgb(64, 61, 104)
HSL	hsl(244, 26%, 32%)
HSV	hsv(244, 41%, 41%)
CMYK	cmyk(38.5%, 41.3%, 0%, 59.2%)
CIE-LAB	lab(27.92, 12.85, -24.77)
CIE-LCH	lch(27.92, 27.90, 297.42°)
OKLab	oklab(38.36% 0.0195 -0.0695)
OKLCH	oklch(38.36% 0.072 285.6)
XYZ	xyz(6.2811, 5.4268, 13.8105)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D68 #65683D

analogous

#3D5068 #403D68 #563D68

triadic

#403D68 #68403D #3D6840

tetradic

#403D68 #683D50 #65683D #3D6856

square

#403D68 #683D50 #65683D #3D6856

split-complementary

#403D68 #68563D #50683D

monochromatic

#11101B #282641 #403D68 #58548F #7773AD

Accessibility & contrast

On white

10.07

#403D68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#403D68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D68

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D68	#FFFFFF	#000000	##FFFFFF
##403D68	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F436A

Deuteranopia (green-blind)

#2E4167

Tritanopia (blue-blind)

#35454D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #403d68;
/* rgb */ color: rgb(64, 61, 104);
/* oklch */ color: oklch(38.4% 0.072 285.6);

Tailwind

colors: {
  custom: {
    50: '#767293',
    500: '#403d68',
    950: '#000000',
  },
}

SCSS

$custom: #403d68;
$custom-light: #767293;
$custom-dark: #000000;

JSON

{
  "hex": "#403d68",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 104
  },
  "hsl": {
    "h": 244.186,
    "s": 26.061,
    "l": 32.353
  },
  "oklch": {
    "l": 0.38358,
    "c": 0.07218,
    "h": 285.6
  },
  "luminance": 0.05427
}

Semantic roles & 50–950 ramp

primary

#403D68

secondary

#949769

accent

#C265BC

background

#F7F6F9

surface

#EDECF1

border

#C8C7CB

text

#09080D

muted

#7B7B7E

Preview Lab

Preview with #403D68

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

Preview Lab → · Contrast checker → · Palette generator →