#310E55#310E55

#310E55 is a dark, moderate violet. Relative luminance 0.016; OKLCH L 26.8% C 0.119 H 300.8°. Best body text is #FFFFFF at 15.85:1 contrast (WCAG AA passes).

Color values

HEX	#310E55
RGB	rgb(49, 14, 85)
HSL	hsl(270, 72%, 19%)
HSV	hsv(270, 84%, 33%)
CMYK	cmyk(42.4%, 83.5%, 0%, 66.7%)
CIE-LAB	lab(13.37, 32.52, -35.65)
CIE-LCH	lch(13.37, 48.26, 312.37°)
OKLab	oklab(26.79% 0.0608 -0.1018)
OKLCH	oklch(26.79% 0.119 300.8)
XYZ	xyz(3.0629, 1.6229, 8.7444)
Luminance	0.0162 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310E55 #32550E

analogous

#0E0F55 #310E55 #550E55

triadic

#310E55 #55310E #0E5531

tetradic

#310E55 #550E0F #32550E #0E5555

square

#310E55 #550E0F #32550E #0E5555

split-complementary

#310E55 #55550E #0F550E

monochromatic

#0F041A #130520 #310E55 #4F178A #6E1FBE

Accessibility & contrast

On white

15.85

#310E55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#310E55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310E55

15.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310E55	#FFFFFF	#000000	##FFFFFF
##310E55	1.00	15.85	1.32	15.85
#FFFFFF	15.85	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002257

Deuteranopia (green-blind)

#002254

Tritanopia (blue-blind)

#292131

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #310e55;
/* rgb */ color: rgb(49, 14, 85);
/* oklch */ color: oklch(26.8% 0.119 300.8);

Tailwind

colors: {
  custom: {
    50: '#6e5186',
    500: '#310e55',
    950: '#000000',
  },
}

SCSS

$custom: #310e55;
$custom-light: #6e5186;
$custom-dark: #000000;

JSON

{
  "hex": "#310e55",
  "rgb": {
    "r": 49,
    "g": 14,
    "b": 85
  },
  "hsl": {
    "h": 269.577,
    "s": 71.717,
    "l": 19.412
  },
  "oklch": {
    "l": 0.26793,
    "c": 0.11859,
    "h": 300.8
  },
  "luminance": 0.01623
}

Semantic roles & 50–950 ramp

primary

#310E55

secondary

#608F30

accent

#EE3995

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#07020B

muted

#7A787C

Preview Lab

Preview with #310E55

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

Preview Lab → · Contrast checker → · Palette generator →