#310F54#310F54

#310F54 is a dark, moderate violet. Relative luminance 0.016; OKLCH L 26.8% C 0.116 H 301.1°. Best body text is #FFFFFF at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#310F54
RGB	rgb(49, 15, 84)
HSL	hsl(270, 70%, 19%)
HSV	hsv(270, 82%, 33%)
CMYK	cmyk(41.7%, 82.1%, 0%, 67.1%)
CIE-LAB	lab(13.44, 31.77, -34.86)
CIE-LCH	lch(13.44, 47.16, 312.35°)
OKLab	oklab(26.81% 0.0601 -0.0995)
OKLCH	oklch(26.81% 0.116 301.1)
XYZ	xyz(3.0373, 1.6347, 8.5413)
Luminance	0.0163 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.39

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310F54 #32540F

analogous

#0F1054 #310F54 #540F54

triadic

#310F54 #54310F #0F5431

tetradic

#310F54 #540F10 #32540F #0F5454

square

#310F54 #540F10 #32540F #0F5454

split-complementary

#310F54 #54540F #10540F

monochromatic

#0F051A #130620 #310F54 #4F1888 #6E22BC

Accessibility & contrast

On white

15.83

#310F54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#310F54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310F54

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310F54	#FFFFFF	#000000	##FFFFFF
##310F54	1.00	15.83	1.33	15.83
#FFFFFF	15.83	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002256

Deuteranopia (green-blind)

#002253

Tritanopia (blue-blind)

#292131

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #310f54;
/* rgb */ color: rgb(49, 15, 84);
/* oklch */ color: oklch(26.8% 0.116 301.1);

Tailwind

colors: {
  custom: {
    50: '#6d5185',
    500: '#310f54',
    950: '#000000',
  },
}

SCSS

$custom: #310f54;
$custom-light: #6d5185;
$custom-dark: #000000;

JSON

{
  "hex": "#310f54",
  "rgb": {
    "r": 49,
    "g": 15,
    "b": 84
  },
  "hsl": {
    "h": 269.565,
    "s": 69.697,
    "l": 19.412
  },
  "oklch": {
    "l": 0.26814,
    "c": 0.11623,
    "h": 301.1
  },
  "luminance": 0.01635
}

Semantic roles & 50–950 ramp

primary

#310F54

secondary

#608E31

accent

#ED3B95

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#07020B

muted

#7A787C

Preview Lab

Preview with #310F54

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

Preview Lab → · Contrast checker → · Palette generator →