#33318E#33318E

#33318E is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.7% C 0.149 H 277.4°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#33318E
RGB	rgb(51, 49, 142)
HSL	hsl(241, 49%, 37%)
HSV	hsv(241, 65%, 56%)
CMYK	cmyk(64.1%, 65.5%, 0%, 44.3%)
CIE-LAB	lab(26.31, 30.59, -51.34)
CIE-LCH	lch(26.31, 59.77, 300.79°)
OKLab	oklab(37.74% 0.0193 -0.1479)
OKLCH	oklch(37.74% 0.149 277.4)
XYZ	xyz(7.3445, 4.8528, 26.1356)
Luminance	0.0485 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33318E #8C8E31

analogous

#315E8E #33318E #61318E

triadic

#33318E #8E3331 #318E33

tetradic

#33318E #8E315E #8C8E31 #318E61

square

#33318E #8E315E #8C8E31 #318E61

split-complementary

#33318E #8E6131 #5E8E31

monochromatic

#121233 #232161 #33318E #4341BB #6F6DCD

Accessibility & contrast

On white

10.66

#33318E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#33318E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33318E

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33318E	#FFFFFF	#000000	##FFFFFF
##33318E	1.00	10.66	1.97	10.66
#FFFFFF	10.66	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004291

Deuteranopia (green-blind)

#003A8C

Tritanopia (blue-blind)

#00495B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #33318e;
/* rgb */ color: rgb(51, 49, 142);
/* oklch */ color: oklch(37.7% 0.149 277.4);

Tailwind

colors: {
  custom: {
    50: '#7669b0',
    500: '#33318e',
    950: '#000000',
  },
}

SCSS

$custom: #33318e;
$custom-light: #7669b0;
$custom-dark: #000000;

JSON

{
  "hex": "#33318e",
  "rgb": {
    "r": 51,
    "g": 49,
    "b": 142
  },
  "hsl": {
    "h": 241.29,
    "s": 48.691,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37738,
    "c": 0.14918,
    "h": 277.4
  },
  "luminance": 0.04853
}

Semantic roles & 50–950 ramp

primary

#33318E

secondary

#B2B467

accent

#D850D5

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#090611

muted

#7B7A80

Preview Lab

Preview with #33318E

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

Preview Lab → · Contrast checker → · Palette generator →