#403C6F#403C6F

#403C6F is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.6% C 0.085 H 285.3°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#403C6F
RGB	rgb(64, 60, 111)
HSL	hsl(245, 30%, 34%)
HSV	hsv(245, 46%, 44%)
CMYK	cmyk(42.3%, 45.9%, 0%, 56.5%)
CIE-LAB	lab(28.03, 15.71, -29.06)
CIE-LCH	lch(28.03, 33.03, 298.39°)
OKLab	oklab(38.57% 0.0224 -0.082)
OKLCH	oklch(38.57% 0.085 285.3)
XYZ	xyz(6.5986, 5.4692, 15.7438)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C6F #6B6F3C

analogous

#3C516F #403C6F #593C6F

triadic

#403C6F #6F403C #3C6F40

tetradic

#403C6F #6F3C51 #6B6F3C #3C6F59

square

#403C6F #6F3C51 #6B6F3C #3C6F59

split-complementary

#403C6F #6F593C #516F3C

monochromatic

#121120 #292747 #403C6F #575197 #7772B3

Accessibility & contrast

On white

10.03

#403C6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#403C6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C6F

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C6F	#FFFFFF	#000000	##FFFFFF
##403C6F	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A4471

Deuteranopia (green-blind)

#28416E

Tritanopia (blue-blind)

#324650

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #403c6f;
/* rgb */ color: rgb(64, 60, 111);
/* oklch */ color: oklch(38.6% 0.085 285.3);

Tailwind

colors: {
  custom: {
    50: '#777198',
    500: '#403c6f',
    950: '#000000',
  },
}

SCSS

$custom: #403c6f;
$custom-light: #777198;
$custom-dark: #000000;

JSON

{
  "hex": "#403c6f",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 111
  },
  "hsl": {
    "h": 244.706,
    "s": 29.825,
    "l": 33.529
  },
  "oklch": {
    "l": 0.38575,
    "c": 0.08499,
    "h": 285.3
  },
  "luminance": 0.05469
}

Semantic roles & 50–950 ramp

primary

#403C6F

secondary

#999D6A

accent

#C662BE

background

#F7F6F9

surface

#EDECF2

border

#C8C7CC

text

#09070E

muted

#7B7A7E

Preview Lab

Preview with #403C6F

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

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