#403D64#403D64

#403D64 is a dark, moderate blue. Relative luminance 0.053; OKLCH L 38.1% C 0.066 H 286.4°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#403D64
RGB	rgb(64, 61, 100)
HSL	hsl(245, 24%, 32%)
HSV	hsv(245, 39%, 39%)
CMYK	cmyk(36%, 39%, 0%, 60.8%)
CIE-LAB	lab(27.70, 11.62, -22.54)
CIE-LCH	lch(27.70, 25.36, 297.28°)
OKLab	oklab(38.12% 0.0185 -0.063)
OKLCH	oklch(38.12% 0.066 286.4)
XYZ	xyz(6.0827, 5.3474, 12.7658)
Luminance	0.0535 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D64 #61643D

analogous

#3D4E64 #403D64 #543D64

triadic

#403D64 #64403D #3D6440

tetradic

#403D64 #643D4E #61643D #3D6454

square

#403D64 #643D4E #61643D #3D6454

split-complementary

#403D64 #64543D #4E643D

monochromatic

#0F0F18 #28263E #403D64 #58548A #7672A9

Accessibility & contrast

On white

10.15

#403D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#403D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D64

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D64	#FFFFFF	#000000	##FFFFFF
##403D64	1.00	10.15	2.07	10.15
#FFFFFF	10.15	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#314266

Deuteranopia (green-blind)

#304063

Tritanopia (blue-blind)

#37444B

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #403d64;
/* rgb */ color: rgb(64, 61, 100);
/* oklch */ color: oklch(38.1% 0.066 286.4);

Tailwind

colors: {
  custom: {
    50: '#767290',
    500: '#403d64',
    950: '#000000',
  },
}

SCSS

$custom: #403d64;
$custom-light: #767290;
$custom-dark: #000000;

JSON

{
  "hex": "#403d64",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 100
  },
  "hsl": {
    "h": 244.615,
    "s": 24.224,
    "l": 31.569
  },
  "oklch": {
    "l": 0.38123,
    "c": 0.06569,
    "h": 286.4
  },
  "luminance": 0.05348
}

Semantic roles & 50–950 ramp

primary

#403D64

secondary

#919469

accent

#C167BA

background

#F7F6F8

surface

#EDECF0

border

#C8C7CB

text

#08080C

muted

#7B7B7D

Preview Lab

Preview with #403D64

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

Preview Lab → · Contrast checker → · Palette generator →