#422FB3#422FB3

#422FB3 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 42.1% C 0.196 H 280.4°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#422FB3
RGB	rgb(66, 47, 179)
HSL	hsl(249, 58%, 44%)
HSV	hsv(249, 74%, 70%)
CMYK	cmyk(63.1%, 73.7%, 0%, 29.8%)
CIE-LAB	lab(30.51, 46.09, -66.87)
CIE-LCH	lch(30.51, 81.22, 304.58°)
OKLab	oklab(42.11% 0.0353 -0.1929)
OKLCH	oklch(42.11% 0.196 280.4)
XYZ	xyz(11.3974, 6.4451, 43.2825)
Luminance	0.0645 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 4.37

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#422FB3 #A0B32F

analogous

#2F5EB3 #422FB3 #842FB3

triadic

#422FB3 #B3422F #2FB342

tetradic

#422FB3 #B32F5E #A0B32F #2FB384

square

#422FB3 #B32F5E #A0B32F #2FB384

split-complementary

#422FB3 #B3842F #5EB32F

monochromatic

#1E1652 #302283 #422FB3 #614FD1 #8D7FDD

Accessibility & contrast

On white

9.17

#422FB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#422FB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #422FB3

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##422FB3	#FFFFFF	#000000	##FFFFFF
##422FB3	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB7

Deuteranopia (green-blind)

#0043B1

Tritanopia (blue-blind)

#00546E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #422fb3;
/* rgb */ color: rgb(66, 47, 179);
/* oklch */ color: oklch(42.1% 0.196 280.4);

Tailwind

colors: {
  custom: {
    50: '#856acb',
    500: '#422fb3',
    950: '#000000',
  },
}

SCSS

$custom: #422fb3;
$custom-light: #856acb;
$custom-dark: #000000;

JSON

{
  "hex": "#422fb3",
  "rgb": {
    "r": 66,
    "g": 47,
    "b": 179
  },
  "hsl": {
    "h": 248.636,
    "s": 58.407,
    "l": 44.314
  },
  "oklch": {
    "l": 0.42105,
    "c": 0.19613,
    "h": 280.4
  },
  "luminance": 0.06446
}

Semantic roles & 50–950 ramp

primary

#422FB3

secondary

#BBC678

accent

#E246CB

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #422FB3

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

Preview Lab → · Contrast checker → · Palette generator →