#33308D#33308D

#33308D is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.5% C 0.149 H 277.8°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#33308D
RGB	rgb(51, 48, 141)
HSL	hsl(242, 49%, 37%)
HSV	hsv(242, 66%, 55%)
CMYK	cmyk(63.8%, 66%, 0%, 44.7%)
CIE-LAB	lab(25.98, 30.88, -51.26)
CIE-LCH	lch(25.98, 59.85, 301.07°)
OKLab	oklab(37.47% 0.0203 -0.1477)
OKLCH	oklch(37.47% 0.149 277.8)
XYZ	xyz(7.2284, 4.7402, 25.7282)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33308D #8A8D30

analogous

#305C8D #33308D #61308D

triadic

#33308D #8D3330 #308D33

tetradic

#33308D #8D305C #8A8D30 #308D61

square

#33308D #8D305C #8A8D30 #308D61

split-complementary

#33308D #8D6130 #5C8D30

monochromatic

#121132 #22205F #33308D #4440BB #6E6BCD

Accessibility & contrast

On white

10.78

#33308D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#33308D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33308D

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33308D	#FFFFFF	#000000	##FFFFFF
##33308D	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004190

Deuteranopia (green-blind)

#003A8B

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #33308d;
/* rgb */ color: rgb(51, 48, 141);
/* oklch */ color: oklch(37.5% 0.149 277.8);

Tailwind

colors: {
  custom: {
    50: '#7669af',
    500: '#33308d',
    950: '#000000',
  },
}

SCSS

$custom: #33308d;
$custom-light: #7669af;
$custom-dark: #000000;

JSON

{
  "hex": "#33308d",
  "rgb": {
    "r": 51,
    "g": 48,
    "b": 141
  },
  "hsl": {
    "h": 241.935,
    "s": 49.206,
    "l": 37.059
  },
  "oklch": {
    "l": 0.37471,
    "c": 0.14908,
    "h": 277.8
  },
  "luminance": 0.04741
}

Semantic roles & 50–950 ramp

primary

#33308D

secondary

#B1B465

accent

#D94FD4

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #33308D

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

Preview Lab → · Contrast checker → · Palette generator →