#310F45#310F45

#310F45 is a dark, moderate violet. Relative luminance 0.014; OKLCH L 25.5% C 0.098 H 310.0°. Best body text is #FFFFFF at 16.34:1 contrast (WCAG AA passes).

Color values

HEX	#310F45
RGB	rgb(49, 15, 69)
HSL	hsl(278, 64%, 16%)
HSV	hsv(278, 78%, 27%)
CMYK	cmyk(29%, 78.3%, 0%, 72.9%)
CIE-LAB	lab(12.12, 27.72, -26.65)
CIE-LCH	lch(12.12, 38.45, 316.13°)
OKLab	oklab(25.46% 0.0633 -0.0754)
OKLCH	oklch(25.46% 0.098 310)
XYZ	xyz(2.5114, 1.4243, 5.7717)
Luminance	0.0142 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310F45 #23450F

analogous

#160F45 #310F45 #450F3E

triadic

#310F45 #45310F #0F4531

tetradic

#310F45 #45160F #23450F #0F3E45

square

#310F45 #45160F #23450F #0F3E45

split-complementary

#310F45 #3E450F #0F4516

monochromatic

#120519 #120519 #310F45 #551A77 #7825AA

Accessibility & contrast

On white

16.34

#310F45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#310F45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310F45

16.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310F45	#FFFFFF	#000000	##FFFFFF
##310F45	1.00	16.34	1.28	16.34
#FFFFFF	16.34	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E47

Deuteranopia (green-blind)

#062044

Tritanopia (blue-blind)

#2E1B28

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #310f45;
/* rgb */ color: rgb(49, 15, 69);
/* oklch */ color: oklch(25.5% 0.098 310.0);

Tailwind

colors: {
  custom: {
    50: '#6c5179',
    500: '#310f45',
    950: '#000000',
  },
}

SCSS

$custom: #310f45;
$custom-light: #6c5179;
$custom-dark: #000000;

JSON

{
  "hex": "#310f45",
  "rgb": {
    "r": 49,
    "g": 15,
    "b": 69
  },
  "hsl": {
    "h": 277.778,
    "s": 64.286,
    "l": 16.471
  },
  "oklch": {
    "l": 0.25464,
    "c": 0.09843,
    "h": 310
  },
  "luminance": 0.01424
}

Semantic roles & 50–950 ramp

primary

#310F45

secondary

#4E7F30

accent

#E7417E

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#070209

muted

#7A787B

Preview Lab

Preview with #310F45

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

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