#310B46#310B46

#310B46 is a dark, moderate violet. Relative luminance 0.013; OKLCH L 25.1% C 0.105 H 310.2°. Best body text is #FFFFFF at 16.57:1 contrast (WCAG AA passes).

Color values

HEX	#310B46
RGB	rgb(49, 11, 70)
HSL	hsl(279, 73%, 16%)
HSV	hsv(279, 84%, 27%)
CMYK	cmyk(30%, 84.3%, 0%, 72.5%)
CIE-LAB	lab(11.52, 29.93, -28.33)
CIE-LCH	lch(11.52, 41.21, 316.58°)
OKLab	oklab(25.06% 0.0678 -0.0803)
OKLCH	oklch(25.06% 0.105 310.2)
XYZ	xyz(2.4916, 1.3346, 5.9195)
Luminance	0.0134 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310B46 #20460B

analogous

#130B46 #310B46 #460B3D

triadic

#310B46 #46310B #0B4631

tetradic

#310B46 #46130B #20460B #0B3D46

square

#310B46 #46130B #20460B #0B3D46

split-complementary

#310B46 #3D460B #0B4613

monochromatic

#13041A #13041A #310B46 #56137B #7B1CB0

Accessibility & contrast

On white

16.57

#310B46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#310B46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310B46

16.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310B46	#FFFFFF	#000000	##FFFFFF
##310B46	1.00	16.57	1.27	16.57
#FFFFFF	16.57	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D48

Deuteranopia (green-blind)

#011F45

Tritanopia (blue-blind)

#2E1928

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #310b46;
/* rgb */ color: rgb(49, 11, 70);
/* oklch */ color: oklch(25.1% 0.105 310.2);

Tailwind

colors: {
  custom: {
    50: '#6c4f7a',
    500: '#310b46',
    950: '#000000',
  },
}

SCSS

$custom: #310b46;
$custom-light: #6c4f7a;
$custom-dark: #000000;

JSON

{
  "hex": "#310b46",
  "rgb": {
    "r": 49,
    "g": 11,
    "b": 70
  },
  "hsl": {
    "h": 278.644,
    "s": 72.84,
    "l": 15.882
  },
  "oklch": {
    "l": 0.25062,
    "c": 0.10505,
    "h": 310.2
  },
  "luminance": 0.01335
}

Semantic roles & 50–950 ramp

primary

#310B46

secondary

#4A822A

accent

#F03879

background

#F6F4F7

surface

#ECE7ED

border

#C7C3C8

text

#070209

muted

#7A787B

Preview Lab

Preview with #310B46

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

Preview Lab → · Contrast checker → · Palette generator →