#33428D#33428D

#33428D is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.0% C 0.125 H 271.3°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#33428D
RGB	rgb(51, 66, 141)
HSL	hsl(230, 47%, 38%)
HSV	hsv(230, 64%, 55%)
CMYK	cmyk(63.8%, 53.2%, 0%, 44.7%)
CIE-LAB	lab(30.69, 18.94, -43.61)
CIE-LCH	lch(30.69, 47.55, 293.47°)
OKLab	oklab(40.97% 0.0029 -0.125)
OKLCH	oklch(40.97% 0.125 271.3)
XYZ	xyz(8.1196, 6.5226, 26.0252)
Luminance	0.0652 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33428D #8D7E33

analogous

#336F8D #33428D #51338D

triadic

#33428D #8D3342 #428D33

tetradic

#33428D #8D336F #8D7E33 #338D51

square

#33428D #8D336F #8D7E33 #338D51

split-complementary

#33428D #8D5133 #6F8D33

monochromatic

#121833 #232D60 #33428D #4357BA #6F7FCB

Accessibility & contrast

On white

9.11

#33428D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#33428D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33428D

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33428D	#FFFFFF	#000000	##FFFFFF
##33428D	1.00	9.11	2.30	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164C90

Deuteranopia (green-blind)

#00448B

Tritanopia (blue-blind)

#005361

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #33428d;
/* rgb */ color: rgb(51, 66, 141);
/* oklch */ color: oklch(41.0% 0.125 271.3);

Tailwind

colors: {
  custom: {
    50: '#7476af',
    500: '#33428d',
    950: '#000000',
  },
}

SCSS

$custom: #33428d;
$custom-light: #7476af;
$custom-dark: #000000;

JSON

{
  "hex": "#33428d",
  "rgb": {
    "r": 51,
    "g": 66,
    "b": 141
  },
  "hsl": {
    "h": 230,
    "s": 46.875,
    "l": 37.647
  },
  "oklch": {
    "l": 0.4097,
    "c": 0.12505,
    "h": 271.3
  },
  "luminance": 0.06523
}

Semantic roles & 50–950 ramp

primary

#33428D

secondary

#B3A769

accent

#C051D7

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #33428D

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

Preview Lab → · Contrast checker → · Palette generator →