#33428E#33428E

#33428E is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.0% C 0.127 H 271.4°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#33428E
RGB	rgb(51, 66, 142)
HSL	hsl(230, 47%, 38%)
HSV	hsv(230, 64%, 56%)
CMYK	cmyk(64.1%, 53.5%, 0%, 44.3%)
CIE-LAB	lab(30.77, 19.31, -44.11)
CIE-LCH	lch(30.77, 48.15, 293.64°)
OKLab	oklab(41.05% 0.003 -0.1265)
OKLCH	oklch(41.05% 0.127 271.4)
XYZ	xyz(8.1943, 6.5525, 26.4189)
Luminance	0.0655 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33428E #8E7F33

analogous

#336F8E #33428E #51338E

triadic

#33428E #8E3342 #428E33

tetradic

#33428E #8E336F #8E7F33 #338E51

square

#33428E #8E336F #8E7F33 #338E51

split-complementary

#33428E #8E5133 #6F8E33

monochromatic

#131834 #232D61 #33428E #4357BB #707FCC

Accessibility & contrast

On white

9.09

#33428E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#33428E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33428E

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33428E	#FFFFFF	#000000	##FFFFFF
##33428E	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#144D91

Deuteranopia (green-blind)

#00458C

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #33428e;
/* rgb */ color: rgb(51, 66, 142);
/* oklch */ color: oklch(41.0% 0.127 271.4);

Tailwind

colors: {
  custom: {
    50: '#7476b0',
    500: '#33428e',
    950: '#000000',
  },
}

SCSS

$custom: #33428e;
$custom-light: #7476b0;
$custom-dark: #000000;

JSON

{
  "hex": "#33428e",
  "rgb": {
    "r": 51,
    "g": 66,
    "b": 142
  },
  "hsl": {
    "h": 230.11,
    "s": 47.15,
    "l": 37.843
  },
  "oklch": {
    "l": 0.41046,
    "c": 0.12653,
    "h": 271.4
  },
  "luminance": 0.06553
}

Semantic roles & 50–950 ramp

primary

#33428E

secondary

#B4A769

accent

#C151D7

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #33428E

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

Preview Lab → · Contrast checker → · Palette generator →