#3428AF#3428AF

#3428AF is a dark, highly saturated blue. Relative luminance 0.053; OKLCH L 39.7% C 0.201 H 276.0°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#3428AF
RGB	rgb(52, 40, 175)
HSL	hsl(245, 63%, 42%)
HSV	hsv(245, 77%, 69%)
CMYK	cmyk(70.3%, 77.1%, 0%, 31.4%)
CIE-LAB	lab(27.69, 47.03, -69.17)
CIE-LCH	lch(27.69, 83.64, 304.21°)
OKLab	oklab(39.72% 0.0212 -0.1999)
OKLCH	oklch(39.72% 0.201 276)
XYZ	xyz(9.9103, 5.3419, 41.0579)
Luminance	0.0534 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3428AF #A3AF28

analogous

#2860AF #3428AF #7728AF

triadic

#3428AF #AF3428 #28AF34

tetradic

#3428AF #AF2860 #A3AF28 #28AF77

square

#3428AF #AF2860 #A3AF28 #28AF77

split-complementary

#3428AF #AF7728 #60AF28

monochromatic

#16114B #251D7D #3428AF #4E41D4 #7C73DF

Accessibility & contrast

On white

10.15

#3428AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#3428AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3428AF

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3428AF	#FFFFFF	#000000	##FFFFFF
##3428AF	1.00	10.15	2.07	10.15
#FFFFFF	10.15	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B3

Deuteranopia (green-blind)

#003BAD

Tritanopia (blue-blind)

#00506A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3428af;
/* rgb */ color: rgb(52, 40, 175);
/* oklch */ color: oklch(39.7% 0.201 276.0);

Tailwind

colors: {
  custom: {
    50: '#7e65c8',
    500: '#3428af',
    950: '#000000',
  },
}

SCSS

$custom: #3428af;
$custom-light: #7e65c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3428af",
  "rgb": {
    "r": 52,
    "g": 40,
    "b": 175
  },
  "hsl": {
    "h": 245.333,
    "s": 62.791,
    "l": 42.157
  },
  "oklch": {
    "l": 0.39715,
    "c": 0.20107,
    "h": 276
  },
  "luminance": 0.05343
}

Semantic roles & 50–950 ramp

primary

#3428AF

secondary

#BEC66D

accent

#E642D7

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3428AF

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

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