#4342A9#4342A9

#4342A9 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.3% C 0.161 H 278.0°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#4342A9
RGB	rgb(67, 66, 169)
HSL	hsl(241, 44%, 46%)
HSV	hsv(241, 61%, 66%)
CMYK	cmyk(60.4%, 60.9%, 0%, 33.7%)
CIE-LAB	lab(33.89, 31.71, -55.37)
CIE-LCH	lch(33.89, 63.81, 299.80°)
OKLab	oklab(44.3% 0.0224 -0.1592)
OKLCH	oklch(44.3% 0.161 278)
XYZ	xyz(11.4221, 7.9535, 38.4617)
Luminance	0.0795 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.30

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4342A9 #A8A942

analogous

#4274A9 #4342A9 #7642A9

triadic

#4342A9 #A94342 #42A943

tetradic

#4342A9 #A94274 #A8A942 #42A976

square

#4342A9 #A94274 #A8A942 #42A976

split-complementary

#4342A9 #A97642 #74A942

monochromatic

#202051 #32317D #4342A9 #6665C3 #9291D4

Accessibility & contrast

On white

8.11

#4342A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#4342A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4342A9

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4342A9	#FFFFFF	#000000	##FFFFFF
##4342A9	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AC

Deuteranopia (green-blind)

#004BA7

Tritanopia (blue-blind)

#005B6F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4342a9;
/* rgb */ color: rgb(67, 66, 169);
/* oklch */ color: oklch(44.3% 0.161 278.0);

Tailwind

colors: {
  custom: {
    50: '#8276c3',
    500: '#4342a9',
    950: '#000000',
  },
}

SCSS

$custom: #4342a9;
$custom-light: #8276c3;
$custom-dark: #000000;

JSON

{
  "hex": "#4342a9",
  "rgb": {
    "r": 67,
    "g": 66,
    "b": 169
  },
  "hsl": {
    "h": 240.583,
    "s": 43.83,
    "l": 46.078
  },
  "oklch": {
    "l": 0.44296,
    "c": 0.16075,
    "h": 278
  },
  "luminance": 0.07954
}

Semantic roles & 50–950 ramp

primary

#4342A9

secondary

#BFC087

accent

#D454D2

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #4342A9

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

Preview Lab → · Contrast checker → · Palette generator →