#312193#312193

#312193 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.6% C 0.174 H 279.1°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#312193
RGB	rgb(49, 33, 147)
HSL	hsl(248, 63%, 35%)
HSV	hsv(248, 78%, 58%)
CMYK	cmyk(66.7%, 77.6%, 0%, 42.4%)
CIE-LAB	lab(23.16, 41.55, -59.62)
CIE-LCH	lch(23.16, 72.67, 304.87°)
OKLab	oklab(35.59% 0.0277 -0.1721)
OKLCH	oklch(35.59% 0.174 279.1)
XYZ	xyz(7.0753, 3.8467, 27.9677)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312193 #839321

analogous

#214A93 #312193 #6A2193

triadic

#312193 #933121 #219331

tetradic

#312193 #93214A #839321 #21936A

square

#312193 #93214A #839321 #21936A

split-complementary

#312193 #936A21 #4A9321

monochromatic

#100B2F #201661 #312193 #422CC5 #6855D9

Accessibility & contrast

On white

11.87

#312193 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#312193 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312193

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312193	#FFFFFF	#000000	##FFFFFF
##312193	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B96

Deuteranopia (green-blind)

#003391

Tritanopia (blue-blind)

#004259

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #312193;
/* rgb */ color: rgb(49, 33, 147);
/* oklch */ color: oklch(35.6% 0.174 279.1);

Tailwind

colors: {
  custom: {
    50: '#775fb4',
    500: '#312193',
    950: '#000000',
  },
}

SCSS

$custom: #312193;
$custom-light: #775fb4;
$custom-dark: #000000;

JSON

{
  "hex": "#312193",
  "rgb": {
    "r": 49,
    "g": 33,
    "b": 147
  },
  "hsl": {
    "h": 248.421,
    "s": 63.333,
    "l": 35.294
  },
  "oklch": {
    "l": 0.35585,
    "c": 0.17436,
    "h": 279.1
  },
  "luminance": 0.03847
}

Semantic roles & 50–950 ramp

primary

#312193

secondary

#AEBD53

accent

#E641CF

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #312193

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

Preview Lab → · Contrast checker → · Palette generator →