#423584#423584

#423584 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.9% C 0.127 H 286.4°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#423584
RGB	rgb(66, 53, 132)
HSL	hsl(250, 43%, 36%)
HSV	hsv(250, 60%, 52%)
CMYK	cmyk(50%, 59.8%, 0%, 48.2%)
CIE-LAB	lab(27.76, 27.56, -42.71)
CIE-LCH	lch(27.76, 50.83, 302.83°)
OKLab	oklab(38.87% 0.036 -0.122)
OKLCH	oklch(38.87% 0.127 286.4)
XYZ	xyz(7.6835, 5.3701, 22.4570)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423584 #778435

analogous

#355084 #423584 #6A3584

triadic

#423584 #844235 #358442

tetradic

#423584 #843550 #778435 #35846A

square

#423584 #843550 #778435 #35846A

split-complementary

#423584 #846A35 #508435

monochromatic

#16122D #2C2358 #423584 #5847B0 #7D6EC5

Accessibility & contrast

On white

10.13

#423584 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#423584 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423584

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423584	#FFFFFF	#000000	##FFFFFF
##423584	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004487

Deuteranopia (green-blind)

#003F82

Tritanopia (blue-blind)

#2B4757

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #423584;
/* rgb */ color: rgb(66, 53, 132);
/* oklch */ color: oklch(38.9% 0.127 286.4);

Tailwind

colors: {
  custom: {
    50: '#7c6da8',
    500: '#423584',
    950: '#000000',
  },
}

SCSS

$custom: #423584;
$custom-light: #7c6da8;
$custom-dark: #000000;

JSON

{
  "hex": "#423584",
  "rgb": {
    "r": 66,
    "g": 53,
    "b": 132
  },
  "hsl": {
    "h": 249.873,
    "s": 42.703,
    "l": 36.275
  },
  "oklch": {
    "l": 0.3887,
    "c": 0.12724,
    "h": 286.4
  },
  "luminance": 0.0537
}

Semantic roles & 50–950 ramp

primary

#423584

secondary

#A2AD68

accent

#D255BE

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #423584

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

Preview Lab → · Contrast checker → · Palette generator →