#403C69#403C69

#403C69 is a dark, moderate blue. Relative luminance 0.053; OKLCH L 38.2% C 0.075 H 286.3°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#403C69
RGB	rgb(64, 60, 105)
HSL	hsl(245, 27%, 32%)
HSV	hsv(245, 43%, 41%)
CMYK	cmyk(39%, 42.9%, 0%, 58.8%)
CIE-LAB	lab(27.69, 13.83, -25.77)
CIE-LCH	lch(27.69, 29.25, 298.21°)
OKLab	oklab(38.2% 0.0212 -0.0724)
OKLCH	oklch(38.2% 0.075 286.3)
XYZ	xyz(6.2793, 5.3414, 14.0620)
Luminance	0.0534 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C69 #65693C

analogous

#3C4F69 #403C69 #563C69

triadic

#403C69 #69403C #3C6940

tetradic

#403C69 #693C4F #65693C #3C6956

square

#403C69 #693C4F #65693C #3C6956

split-complementary

#403C69 #69563C #4F693C

monochromatic

#110F1B #282642 #403C69 #585290 #7771AE

Accessibility & contrast

On white

10.15

#403C69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#403C69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C69

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C69	#FFFFFF	#000000	##FFFFFF
##403C69	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)

#2D436B

Deuteranopia (green-blind)

#2C4068

Tritanopia (blue-blind)

#35454D

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #403c69;
/* rgb */ color: rgb(64, 60, 105);
/* oklch */ color: oklch(38.2% 0.075 286.3);

Tailwind

colors: {
  custom: {
    50: '#777194',
    500: '#403c69',
    950: '#000000',
  },
}

SCSS

$custom: #403c69;
$custom-light: #777194;
$custom-dark: #000000;

JSON

{
  "hex": "#403c69",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 105
  },
  "hsl": {
    "h": 245.333,
    "s": 27.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.382,
    "c": 0.07546,
    "h": 286.3
  },
  "luminance": 0.05342
}

Semantic roles & 50–950 ramp

primary

#403C69

secondary

#949968

accent

#C464BB

background

#F7F6F9

surface

#EDECF1

border

#C8C7CB

text

#09070D

muted

#7B7A7E

Preview Lab

Preview with #403C69

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

Preview Lab → · Contrast checker → · Palette generator →