#423598#423598

#423598 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.5% C 0.155 H 283.0°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX#423598
RGBrgb(66, 53, 152)
HSLhsl(248, 48%, 40%)
HSVhsv(248, 65%, 60%)
CMYKcmyk(56.6%, 65.1%, 0%, 40.4%)
CIE-LABlab(29.34, 34.03, -52.50)
CIE-LCHlch(29.34, 62.56, 302.95°)
OKLaboklab(40.52% 0.0348 -0.1508)
OKLCHoklch(40.52% 0.155 283)
XYZxyz(9.1856, 5.9709, 30.3681)
Luminance0.0597 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#423598 #8B9835
analogous
#355998 #423598 #743598
triadic
#423598 #984235 #359842
tetradic
#423598 #983559 #8B9835 #359874
square
#423598 #983559 #8B9835 #359874
split-complementary
#423598 #987435 #599835
monochromatic
#1B153D #2E256B #423598 #5A4AC0 #8378D0

Accessibility & contrast

On white

9.57
#423598 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.19
#423598 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423598
9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##423598#FFFFFF#000000##FFFFFF
##4235981.009.572.199.57
#FFFFFF9.571.0021.001.00
#0000002.1921.001.0021.00
##FFFFFF9.571.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00489B
Deuteranopia (green-blind)
#004296
Tritanopia (blue-blind)
#194E61
Achromatopsia (no color)
#454545

Design tokens & code

CSS
--color: #423598;
/* rgb */ color: rgb(66, 53, 152);
/* oklch */ color: oklch(40.5% 0.155 283.0);
Tailwind
colors: {
  custom: {
    50: '#7f6db7',
    500: '#423598',
    950: '#000000',
  },
}
SCSS
$custom: #423598;
$custom-light: #7f6db7;
$custom-dark: #000000;
JSON
{
  "hex": "#423598",
  "rgb": {
    "r": 66,
    "g": 53,
    "b": 152
  },
  "hsl": {
    "h": 247.879,
    "s": 48.293,
    "l": 40.196
  },
  "oklch": {
    "l": 0.40519,
    "c": 0.1548,
    "h": 283
  },
  "luminance": 0.05971
}

Semantic roles & 50–950 ramp

primary
#423598
secondary
#AFB870
accent
#D850C6
background
#F8F6FB
surface
#EFEBF6
border
#CAC6D0
text
#0B0711
muted
#7C7A80

Preview Lab

Preview with #423598

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

Preview Lab → · Contrast checker → · Palette generator →

#423598 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva