#40328C#40328C

#40328C is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.8% C 0.143 H 284.7°. Best body text is #FFFFFF at 10.23:1 contrast (WCAG AA passes).

Color values

HEX	#40328C
RGB	rgb(64, 50, 140)
HSL	hsl(249, 47%, 37%)
HSV	hsv(249, 64%, 55%)
CMYK	cmyk(54.3%, 64.3%, 0%, 45.1%)
CIE-LAB	lab(27.47, 31.62, -48.16)
CIE-LCH	lch(27.47, 57.61, 303.28°)
OKLab	oklab(38.81% 0.0362 -0.1382)
OKLCH	oklch(38.81% 0.143 284.7)
XYZ	xyz(7.9872, 5.2642, 25.4011)
Luminance	0.0527 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40328C #7E8C32

analogous

#32518C #40328C #6D328C

triadic

#40328C #8C4032 #328C40

tetradic

#40328C #8C3251 #7E8C32 #328C6D

square

#40328C #8C3251 #7E8C32 #328C6D

split-complementary

#40328C #8C6D32 #518C32

monochromatic

#171232 #2B225F #40328C #5542B9 #7C6DCB

Accessibility & contrast

On white

10.23

#40328C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#40328C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40328C

10.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40328C	#FFFFFF	#000000	##FFFFFF
##40328C	1.00	10.23	2.05	10.23
#FFFFFF	10.23	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00448F

Deuteranopia (green-blind)

#003E8A

Tritanopia (blue-blind)

#21485A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #40328c;
/* rgb */ color: rgb(64, 50, 140);
/* oklch */ color: oklch(38.8% 0.143 284.7);

Tailwind

colors: {
  custom: {
    50: '#7c6bae',
    500: '#40328c',
    950: '#000000',
  },
}

SCSS

$custom: #40328c;
$custom-light: #7c6bae;
$custom-dark: #000000;

JSON

{
  "hex": "#40328c",
  "rgb": {
    "r": 64,
    "g": 50,
    "b": 140
  },
  "hsl": {
    "h": 249.333,
    "s": 47.368,
    "l": 37.255
  },
  "oklch": {
    "l": 0.38809,
    "c": 0.14282,
    "h": 284.7
  },
  "luminance": 0.05265
}

Semantic roles & 50–950 ramp

primary

#40328C

secondary

#A7B367

accent

#D751C2

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A0610

muted

#7C7A7F

Preview Lab

Preview with #40328C

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

Preview Lab → · Contrast checker → · Palette generator →