#42349F#42349F

#42349F is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.0% C 0.165 H 282.2°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#42349F
RGB	rgb(66, 52, 159)
HSL	hsl(248, 51%, 41%)
HSV	hsv(248, 67%, 62%)
CMYK	cmyk(58.5%, 67.3%, 0%, 37.6%)
CIE-LAB	lab(29.71, 36.90, -56.16)
CIE-LCH	lch(29.71, 67.20, 303.30°)
OKLab	oklab(40.97% 0.035 -0.1616)
OKLCH	oklch(40.97% 0.165 282.2)
XYZ	xyz(9.7308, 6.1168, 33.4621)
Luminance	0.0612 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.33

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42349F #919F34

analogous

#345C9F #42349F #78349F

triadic

#42349F #9F4234 #349F42

tetradic

#42349F #9F345C #919F34 #349F78

square

#42349F #9F345C #919F34 #349F78

split-complementary

#42349F #9F7834 #5C9F34

monochromatic

#1C1643 #2F2571 #42349F #5C4CC4 #867AD3

Accessibility & contrast

On white

9.44

#42349F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#42349F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42349F

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42349F	#FFFFFF	#000000	##FFFFFF
##42349F	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA2

Deuteranopia (green-blind)

#00429D

Tritanopia (blue-blind)

#0C4F65

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #42349f;
/* rgb */ color: rgb(66, 52, 159);
/* oklch */ color: oklch(41.0% 0.165 282.2);

Tailwind

colors: {
  custom: {
    50: '#806cbc',
    500: '#42349f',
    950: '#000000',
  },
}

SCSS

$custom: #42349f;
$custom-light: #806cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#42349f",
  "rgb": {
    "r": 66,
    "g": 52,
    "b": 159
  },
  "hsl": {
    "h": 247.85,
    "s": 50.711,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40969,
    "c": 0.16534,
    "h": 282.2
  },
  "luminance": 0.06117
}

Semantic roles & 50–950 ramp

primary

#42349F

secondary

#B3BC73

accent

#DA4EC8

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #42349F

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

Preview Lab → · Contrast checker → · Palette generator →