#33318F#33318F

#33318F is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.8% C 0.151 H 277.3°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#33318F
RGB	rgb(51, 49, 143)
HSL	hsl(241, 49%, 38%)
HSV	hsv(241, 66%, 56%)
CMYK	cmyk(64.3%, 65.7%, 0%, 43.9%)
CIE-LAB	lab(26.40, 30.94, -51.82)
CIE-LCH	lch(26.40, 60.35, 300.84°)
OKLab	oklab(37.83% 0.0193 -0.1493)
OKLCH	oklch(37.83% 0.151 277.3)
XYZ	xyz(7.4199, 4.8830, 26.5328)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33318F #8D8F31

analogous

#315E8F #33318F #62318F

triadic

#33318F #8F3331 #318F33

tetradic

#33318F #8F315E #8D8F31 #318F62

square

#33318F #8F315E #8D8F31 #318F62

split-complementary

#33318F #8F6231 #5E8F31

monochromatic

#121234 #232161 #33318F #4341BD #6F6DCD

Accessibility & contrast

On white

10.62

#33318F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#33318F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33318F

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33318F	#FFFFFF	#000000	##FFFFFF
##33318F	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004292

Deuteranopia (green-blind)

#003A8D

Tritanopia (blue-blind)

#00495B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #33318f;
/* rgb */ color: rgb(51, 49, 143);
/* oklch */ color: oklch(37.8% 0.151 277.3);

Tailwind

colors: {
  custom: {
    50: '#7669b1',
    500: '#33318f',
    950: '#000000',
  },
}

SCSS

$custom: #33318f;
$custom-light: #7669b1;
$custom-dark: #000000;

JSON

{
  "hex": "#33318f",
  "rgb": {
    "r": 51,
    "g": 49,
    "b": 143
  },
  "hsl": {
    "h": 241.277,
    "s": 48.958,
    "l": 37.647
  },
  "oklch": {
    "l": 0.37829,
    "c": 0.15055,
    "h": 277.3
  },
  "luminance": 0.04884
}

Semantic roles & 50–950 ramp

primary

#33318F

secondary

#B3B567

accent

#D94FD6

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #33318F

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

Preview Lab → · Contrast checker → · Palette generator →