#424B84#424B84

#424B84 is a dark, moderate blue. Relative luminance 0.079; OKLCH L 43.3% C 0.094 H 275.0°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#424B84
RGB	rgb(66, 75, 132)
HSL	hsl(232, 33%, 39%)
HSV	hsv(232, 50%, 52%)
CMYK	cmyk(50%, 43.2%, 0%, 48.2%)
CIE-LAB	lab(33.68, 13.13, -33.23)
CIE-LCH	lch(33.68, 35.73, 291.56°)
OKLab	oklab(43.32% 0.0082 -0.0941)
OKLCH	oklch(43.32% 0.094 275)
XYZ	xyz(8.9264, 7.8558, 22.8713)
Luminance	0.0786 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424B84 #847B42

analogous

#426C84 #424B84 #5A4284

triadic

#424B84 #84424B #4B8442

tetradic

#424B84 #84426C #847B42 #42845A

square

#424B84 #84426C #847B42 #42845A

split-complementary

#424B84 #845A42 #6C8442

monochromatic

#191D32 #2E345B #424B84 #5863AB #8189C0

Accessibility & contrast

On white

8.17

#424B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#424B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424B84

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424B84	#FFFFFF	#000000	##FFFFFF
##424B84	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355286

Deuteranopia (green-blind)

#2F4D83

Tritanopia (blue-blind)

#295761

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #424b84;
/* rgb */ color: rgb(66, 75, 132);
/* oklch */ color: oklch(43.3% 0.094 275.0);

Tailwind

colors: {
  custom: {
    50: '#7b7da8',
    500: '#424b84',
    950: '#000000',
  },
}

SCSS

$custom: #424b84;
$custom-light: #7b7da8;
$custom-dark: #000000;

JSON

{
  "hex": "#424b84",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 132
  },
  "hsl": {
    "h": 231.818,
    "s": 33.333,
    "l": 38.824
  },
  "oklch": {
    "l": 0.43319,
    "c": 0.09444,
    "h": 275
  },
  "luminance": 0.07856
}

Semantic roles & 50–950 ramp

primary

#424B84

secondary

#ABA477

accent

#BB5EC9

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#0A090F

muted

#7C7B7F

Preview Lab

Preview with #424B84

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

Preview Lab → · Contrast checker → · Palette generator →