#310A47#310A47

#310A47 is a dark, moderate violet. Relative luminance 0.013; OKLCH L 25.0% C 0.107 H 309.7°. Best body text is #FFFFFF at 16.60:1 contrast (WCAG AA passes).

Color values

HEX	#310A47
RGB	rgb(49, 10, 71)
HSL	hsl(278, 75%, 16%)
HSV	hsv(278, 86%, 28%)
CMYK	cmyk(31%, 85.9%, 0%, 72.2%)
CIE-LAB	lab(11.45, 30.63, -29.13)
CIE-LCH	lch(11.45, 42.27, 316.43°)
OKLab	oklab(25.04% 0.0686 -0.0826)
OKLCH	oklch(25.04% 0.107 309.7)
XYZ	xyz(2.5123, 1.3250, 6.0834)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310A47 #20470A

analogous

#120A47 #310A47 #470A3E

triadic

#310A47 #47310A #0A4731

tetradic

#310A47 #47120A #20470A #0A3E47

square

#310A47 #47120A #20470A #0A3E47

split-complementary

#310A47 #3E470A #0A4712

monochromatic

#13041B #13041B #310A47 #56127D #7B19B2

Accessibility & contrast

On white

16.60

#310A47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#310A47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310A47

16.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310A47	#FFFFFF	#000000	##FFFFFF
##310A47	1.00	16.60	1.26	16.60
#FFFFFF	16.60	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D49

Deuteranopia (green-blind)

#001F46

Tritanopia (blue-blind)

#2E1928

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #310a47;
/* rgb */ color: rgb(49, 10, 71);
/* oklch */ color: oklch(25.0% 0.107 309.7);

Tailwind

colors: {
  custom: {
    50: '#6c4e7b',
    500: '#310a47',
    950: '#000000',
  },
}

SCSS

$custom: #310a47;
$custom-light: #6c4e7b;
$custom-dark: #000000;

JSON

{
  "hex": "#310a47",
  "rgb": {
    "r": 49,
    "g": 10,
    "b": 71
  },
  "hsl": {
    "h": 278.361,
    "s": 75.309,
    "l": 15.882
  },
  "oklch": {
    "l": 0.25044,
    "c": 0.10738,
    "h": 309.7
  },
  "luminance": 0.01325
}

Semantic roles & 50–950 ramp

primary

#310A47

secondary

#4A8429

accent

#F2367A

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#070209

muted

#7A787B

Preview Lab

Preview with #310A47

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

Preview Lab → · Contrast checker → · Palette generator →