#423397#423397

#423397 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.1% C 0.156 H 283.7°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#423397
RGB	rgb(66, 51, 151)
HSL	hsl(249, 50%, 40%)
HSV	hsv(249, 66%, 59%)
CMYK	cmyk(56.3%, 66.2%, 0%, 40.8%)
CIE-LAB	lab(28.80, 34.93, -52.77)
CIE-LCH	lch(28.80, 63.28, 303.50°)
OKLab	oklab(40.1% 0.0369 -0.1516)
OKLCH	oklch(40.1% 0.156 283.7)
XYZ	xyz(9.0148, 5.7597, 29.9089)
Luminance	0.0576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423397 #889733

analogous

#335697 #423397 #743397

triadic

#423397 #974233 #339742

tetradic

#423397 #973356 #889733 #339774

square

#423397 #973356 #889733 #339774

split-complementary

#423397 #977433 #569733

monochromatic

#1A143C #2E2469 #423397 #5947C1 #8274D0

Accessibility & contrast

On white

9.76

#423397 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#423397 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423397

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423397	#FFFFFF	#000000	##FFFFFF
##423397	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479A

Deuteranopia (green-blind)

#004195

Tritanopia (blue-blind)

#1A4C60

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #423397;
/* rgb */ color: rgb(66, 51, 151);
/* oklch */ color: oklch(40.1% 0.156 283.7);

Tailwind

colors: {
  custom: {
    50: '#7f6cb6',
    500: '#423397',
    950: '#000000',
  },
}

SCSS

$custom: #423397;
$custom-light: #7f6cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#423397",
  "rgb": {
    "r": 66,
    "g": 51,
    "b": 151
  },
  "hsl": {
    "h": 249,
    "s": 49.505,
    "l": 39.608
  },
  "oklch": {
    "l": 0.401,
    "c": 0.15606,
    "h": 283.7
  },
  "luminance": 0.0576
}

Semantic roles & 50–950 ramp

primary

#423397

secondary

#ADB86D

accent

#D94FC4

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #423397

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

Preview Lab → · Contrast checker → · Palette generator →