#312393#312393

#312393 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.9% C 0.172 H 278.8°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#312393
RGB	rgb(49, 35, 147)
HSL	hsl(248, 62%, 36%)
HSV	hsv(248, 76%, 58%)
CMYK	cmyk(66.7%, 76.2%, 0%, 42.4%)
CIE-LAB	lab(23.54, 40.46, -58.99)
CIE-LCH	lch(23.54, 71.53, 304.44°)
OKLab	oklab(35.85% 0.0264 -0.1703)
OKLCH	oklch(35.85% 0.172 278.8)
XYZ	xyz(7.1324, 3.9610, 27.9868)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312393 #859323

analogous

#234D93 #312393 #692393

triadic

#312393 #933123 #239331

tetradic

#312393 #93234D #859323 #239369

square

#312393 #93234D #859323 #239369

split-complementary

#312393 #936923 #4D9323

monochromatic

#100B30 #211762 #312393 #412FC4 #6959D7

Accessibility & contrast

On white

11.72

#312393 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#312393 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312393

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312393	#FFFFFF	#000000	##FFFFFF
##312393	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C96

Deuteranopia (green-blind)

#003491

Tritanopia (blue-blind)

#004359

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #312393;
/* rgb */ color: rgb(49, 35, 147);
/* oklch */ color: oklch(35.9% 0.172 278.8);

Tailwind

colors: {
  custom: {
    50: '#7760b4',
    500: '#312393',
    950: '#000000',
  },
}

SCSS

$custom: #312393;
$custom-light: #7760b4;
$custom-dark: #000000;

JSON

{
  "hex": "#312393",
  "rgb": {
    "r": 49,
    "g": 35,
    "b": 147
  },
  "hsl": {
    "h": 247.5,
    "s": 61.538,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35855,
    "c": 0.17236,
    "h": 278.8
  },
  "luminance": 0.03962
}

Semantic roles & 50–950 ramp

primary

#312393

secondary

#AFBC56

accent

#E543D0

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #312393

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

Preview Lab → · Contrast checker → · Palette generator →