#423596#423596

#423596 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.3% C 0.152 H 283.3°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#423596
RGB	rgb(66, 53, 150)
HSL	hsl(248, 48%, 40%)
HSV	hsv(248, 65%, 59%)
CMYK	cmyk(56%, 64.7%, 0%, 41.2%)
CIE-LAB	lab(29.17, 33.38, -51.55)
CIE-LCH	lch(29.17, 61.41, 302.92°)
OKLab	oklab(40.35% 0.035 -0.148)
OKLCH	oklch(40.35% 0.152 283.3)
XYZ	xyz(9.0232, 5.9059, 29.5127)
Luminance	0.0591 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423596 #899635

analogous

#355996 #423596 #723596

triadic

#423596 #964235 #359642

tetradic

#423596 #963559 #899635 #359672

square

#423596 #963559 #899635 #359672

split-complementary

#423596 #967235 #599635

monochromatic

#1A153C #2E2569 #423596 #5949BF #8277CF

Accessibility & contrast

On white

9.63

#423596 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#423596 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423596

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423596	#FFFFFF	#000000	##FFFFFF
##423596	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004899

Deuteranopia (green-blind)

#004194

Tritanopia (blue-blind)

#1B4D60

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #423596;
/* rgb */ color: rgb(66, 53, 150);
/* oklch */ color: oklch(40.3% 0.152 283.3);

Tailwind

colors: {
  custom: {
    50: '#7f6db6',
    500: '#423596',
    950: '#000000',
  },
}

SCSS

$custom: #423596;
$custom-light: #7f6db6;
$custom-dark: #000000;

JSON

{
  "hex": "#423596",
  "rgb": {
    "r": 66,
    "g": 53,
    "b": 150
  },
  "hsl": {
    "h": 248.041,
    "s": 47.783,
    "l": 39.804
  },
  "oklch": {
    "l": 0.40347,
    "c": 0.15212,
    "h": 283.3
  },
  "luminance": 0.05906
}

Semantic roles & 50–950 ramp

primary

#423596

secondary

#AEB76F

accent

#D750C5

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #423596

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

Preview Lab → · Contrast checker → · Palette generator →