#3423A8#3423A8

#3423A8 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.3% C 0.197 H 277.4°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#3423A8
RGB	rgb(52, 35, 168)
HSL	hsl(248, 66%, 40%)
HSV	hsv(248, 79%, 66%)
CMYK	cmyk(69%, 79.2%, 0%, 34.1%)
CIE-LAB	lab(26.04, 47.41, -67.69)
CIE-LCH	lch(26.04, 82.64, 305.01°)
OKLab	oklab(38.34% 0.0254 -0.1956)
OKLCH	oklch(38.34% 0.197 277.4)
XYZ	xyz(9.0828, 4.7585, 37.4780)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3423A8 #97A823

analogous

#2355A8 #3423A8 #7623A8

triadic

#3423A8 #A83423 #23A834

tetradic

#3423A8 #A82355 #97A823 #23A876

square

#3423A8 #A82355 #97A823 #23A876

split-complementary

#3423A8 #A87623 #55A823

monochromatic

#150E43 #241875 #3423A8 #4834D5 #7666DF

Accessibility & contrast

On white

10.76

#3423A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#3423A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3423A8

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3423A8	#FFFFFF	#000000	##FFFFFF
##3423A8	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AC

Deuteranopia (green-blind)

#0038A6

Tritanopia (blue-blind)

#004B65

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3423a8;
/* rgb */ color: rgb(52, 35, 168);
/* oklch */ color: oklch(38.3% 0.197 277.4);

Tailwind

colors: {
  custom: {
    50: '#7d62c3',
    500: '#3423a8',
    950: '#000000',
  },
}

SCSS

$custom: #3423a8;
$custom-light: #7d62c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3423a8",
  "rgb": {
    "r": 52,
    "g": 35,
    "b": 168
  },
  "hsl": {
    "h": 247.669,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38335,
    "c": 0.19723,
    "h": 277.4
  },
  "luminance": 0.04759
}

Semantic roles & 50–950 ramp

primary

#3423A8

secondary

#B8C562

accent

#E83FD3

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #3423A8

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

Preview Lab → · Contrast checker → · Palette generator →