#312298#312298

#312298 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.3% C 0.180 H 278.3°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#312298
RGB	rgb(49, 34, 152)
HSL	hsl(248, 63%, 36%)
HSV	hsv(248, 78%, 60%)
CMYK	cmyk(67.8%, 77.6%, 0%, 40.4%)
CIE-LAB	lab(23.88, 42.60, -61.51)
CIE-LCH	lch(23.88, 74.82, 304.71°)
OKLab	oklab(36.25% 0.0258 -0.1777)
OKLCH	oklch(36.25% 0.18 278.3)
XYZ	xyz(7.5043, 4.0634, 30.0885)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312298 #899822

analogous

#224E98 #312298 #6C2298

triadic

#312298 #983122 #229831

tetradic

#312298 #98224E #899822 #22986C

square

#312298 #98224E #899822 #22986C

split-complementary

#312298 #986C22 #4E9822

monochromatic

#110C34 #211766 #312298 #412DCA #6B5ADA

Accessibility & contrast

On white

11.58

#312298 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#312298 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312298

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312298	#FFFFFF	#000000	##FFFFFF
##312298	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9B

Deuteranopia (green-blind)

#003496

Tritanopia (blue-blind)

#00455C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #312298;
/* rgb */ color: rgb(49, 34, 152);
/* oklch */ color: oklch(36.3% 0.180 278.3);

Tailwind

colors: {
  custom: {
    50: '#7860b8',
    500: '#312298',
    950: '#000000',
  },
}

SCSS

$custom: #312298;
$custom-light: #7860b8;
$custom-dark: #000000;

JSON

{
  "hex": "#312298",
  "rgb": {
    "r": 49,
    "g": 34,
    "b": 152
  },
  "hsl": {
    "h": 247.627,
    "s": 63.441,
    "l": 36.471
  },
  "oklch": {
    "l": 0.36251,
    "c": 0.17954,
    "h": 278.3
  },
  "luminance": 0.04064
}

Semantic roles & 50–950 ramp

primary

#312298

secondary

#B1BE57

accent

#E641D1

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #312298

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

Preview Lab → · Contrast checker → · Palette generator →