#3428CC#3428CC

#3428CC is a dark, highly saturated blue. Relative luminance 0.066; OKLCH L 42.9% C 0.235 H 273.5°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#3428CC
RGB	rgb(52, 40, 204)
HSL	hsl(244, 67%, 48%)
HSV	hsv(244, 80%, 80%)
CMYK	cmyk(74.5%, 80.4%, 0%, 20%)
CIE-LAB	lab(30.89, 55.96, -81.00)
CIE-LCH	lch(30.89, 98.45, 304.64°)
OKLab	oklab(42.89% 0.0142 -0.2343)
OKLCH	oklch(42.89% 0.235 273.5)
XYZ	xyz(13.0704, 6.6059, 57.7013)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3428CC #C0CC28

analogous

#286ECC #3428CC #8628CC

triadic

#3428CC #CC3428 #28CC34

tetradic

#3428CC #CC286E #C0CC28 #28CC86

square

#3428CC #CC286E #C0CC28 #28CC86

split-complementary

#3428CC #CC8628 #6ECC28

monochromatic

#1A1466 #271E99 #3428CC #5E54DD #8E87E7

Accessibility & contrast

On white

9.05

#3428CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#3428CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3428CC

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3428CC	#FFFFFF	#000000	##FFFFFF
##3428CC	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050D0

Deuteranopia (green-blind)

#0041C9

Tritanopia (blue-blind)

#005C7B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3428cc;
/* rgb */ color: rgb(52, 40, 204);
/* oklch */ color: oklch(42.9% 0.235 273.5);

Tailwind

colors: {
  custom: {
    50: '#8567dd',
    500: '#3428cc',
    950: '#000000',
  },
}

SCSS

$custom: #3428cc;
$custom-light: #8567dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3428cc",
  "rgb": {
    "r": 52,
    "g": 40,
    "b": 204
  },
  "hsl": {
    "h": 244.39,
    "s": 67.213,
    "l": 47.843
  },
  "oklch": {
    "l": 0.42891,
    "c": 0.23474,
    "h": 273.5
  },
  "luminance": 0.06607
}

Semantic roles & 50–950 ramp

primary

#3428CC

secondary

#CBD17F

accent

#EA3EDD

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #3428CC

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

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