#310F4D#310F4D

#310F4D is a dark, moderate violet. Relative luminance 0.015; OKLCH L 26.2% C 0.108 H 304.9°. Best body text is #FFFFFF at 16.08:1 contrast (WCAG AA passes).

Color values

HEX	#310F4D
RGB	rgb(49, 15, 77)
HSL	hsl(273, 67%, 18%)
HSV	hsv(273, 81%, 30%)
CMYK	cmyk(36.4%, 80.5%, 0%, 69.8%)
CIE-LAB	lab(12.80, 29.85, -31.10)
CIE-LCH	lch(12.80, 43.11, 313.82°)
OKLab	oklab(26.16% 0.0618 -0.0885)
OKLCH	oklch(26.16% 0.108 304.9)
XYZ	xyz(2.7767, 1.5305, 7.1689)
Luminance	0.0153 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310F4D #2B4D0F

analogous

#120F4D #310F4D #4D0F4A

triadic

#310F4D #4D310F #0F4D31

tetradic

#310F4D #4D120F #2B4D0F #0F4A4D

square

#310F4D #4D120F #2B4D0F #0F4A4D

split-complementary

#310F4D #4A4D0F #0F4D12

monochromatic

#10051A #10051A #310F4D #521980 #7223B3

Accessibility & contrast

On white

16.08

#310F4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#310F4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310F4D

16.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310F4D	#FFFFFF	#000000	##FFFFFF
##310F4D	1.00	16.08	1.31	16.08
#FFFFFF	16.08	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00204F

Deuteranopia (green-blind)

#00214C

Tritanopia (blue-blind)

#2C1E2D

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #310f4d;
/* rgb */ color: rgb(49, 15, 77);
/* oklch */ color: oklch(26.2% 0.108 304.9);

Tailwind

colors: {
  custom: {
    50: '#6c517f',
    500: '#310f4d',
    950: '#000000',
  },
}

SCSS

$custom: #310f4d;
$custom-light: #6c517f;
$custom-dark: #000000;

JSON

{
  "hex": "#310f4d",
  "rgb": {
    "r": 49,
    "g": 15,
    "b": 77
  },
  "hsl": {
    "h": 272.903,
    "s": 67.391,
    "l": 18.039
  },
  "oklch": {
    "l": 0.26163,
    "c": 0.10793,
    "h": 304.9
  },
  "luminance": 0.0153
}

Semantic roles & 50–950 ramp

primary

#310F4D

secondary

#588731

accent

#EA3E8C

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#07020A

muted

#7A787C

Preview Lab

Preview with #310F4D

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

Preview Lab → · Contrast checker → · Palette generator →