#310F3F#310F3F

#310F3F is a very dark, moderate purple. Relative luminance 0.014; OKLCH L 25.0% C 0.091 H 314.4°. Best body text is #FFFFFF at 16.53:1 contrast (WCAG AA passes).

Color values

HEX	#310F3F
RGB	rgb(49, 15, 63)
HSL	hsl(283, 62%, 15%)
HSV	hsv(283, 76%, 25%)
CMYK	cmyk(22.2%, 76.2%, 0%, 75.3%)
CIE-LAB	lab(11.65, 26.18, -23.18)
CIE-LCH	lch(11.65, 34.97, 318.47°)
OKLab	oklab(24.97% 0.0639 -0.0652)
OKLCH	oklch(24.97% 0.091 314.4)
XYZ	xyz(2.3345, 1.3536, 4.8400)
Luminance	0.0135 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310F3F #1D3F0F

analogous

#190F3F #310F3F #3F0F35

triadic

#310F3F #3F310F #0F3F31

tetradic

#310F3F #3F190F #1D3F0F #0F353F

square

#310F3F #3F190F #1D3F0F #0F353F

split-complementary

#310F3F #353F0F #0F3F19

monochromatic

#130619 #130619 #310F3F #571B70 #7E27A2

Accessibility & contrast

On white

16.53

#310F3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#310F3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310F3F

16.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310F3F	#FFFFFF	#000000	##FFFFFF
##310F3F	1.00	16.53	1.27	16.53
#FFFFFF	16.53	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D40

Deuteranopia (green-blind)

#0D203E

Tritanopia (blue-blind)

#301825

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #310f3f;
/* rgb */ color: rgb(49, 15, 63);
/* oklch */ color: oklch(25.0% 0.091 314.4);

Tailwind

colors: {
  custom: {
    50: '#6b5074',
    500: '#310f3f',
    950: '#000000',
  },
}

SCSS

$custom: #310f3f;
$custom-light: #6b5074;
$custom-dark: #000000;

JSON

{
  "hex": "#310f3f",
  "rgb": {
    "r": 49,
    "g": 15,
    "b": 63
  },
  "hsl": {
    "h": 282.5,
    "s": 61.538,
    "l": 15.294
  },
  "oklch": {
    "l": 0.24974,
    "c": 0.09133,
    "h": 314.4
  },
  "luminance": 0.01353
}

Semantic roles & 50–950 ramp

primary

#310F3F

secondary

#467930

accent

#E54372

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#070208

muted

#7A787B

Preview Lab

Preview with #310F3F

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

Preview Lab → · Contrast checker → · Palette generator →