#311675#311675

#311675 is a dark, vivid violet. Relative luminance 0.025; OKLCH L 31.0% C 0.148 H 287.1°. Best body text is #FFFFFF at 13.98:1 contrast (WCAG AA passes).

Color values

HEX	#311675
RGB	rgb(49, 22, 117)
HSL	hsl(257, 68%, 27%)
HSV	hsv(257, 81%, 46%)
CMYK	cmyk(58.1%, 81.2%, 0%, 54.1%)
CIE-LAB	lab(17.97, 37.93, -49.26)
CIE-LCH	lch(17.97, 62.17, 307.60°)
OKLab	oklab(31% 0.0437 -0.1418)
OKLCH	oklch(31% 0.148 287.1)
XYZ	xyz(4.7635, 2.5109, 17.0598)
Luminance	0.0251 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311675 #5A7516

analogous

#162A75 #311675 #611675

triadic

#311675 #753116 #167531

tetradic

#311675 #75162A #5A7516 #167561

square

#311675 #75162A #5A7516 #167561

split-complementary

#311675 #756116 #2A7516

monochromatic

#0B051A #1B0C41 #311675 #4720A9 #5E2ED8

Accessibility & contrast

On white

13.98

#311675 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#311675 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311675

13.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311675	#FFFFFF	#000000	##FFFFFF
##311675	1.00	13.98	1.50	13.98
#FFFFFF	13.98	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E78

Deuteranopia (green-blind)

#002973

Tritanopia (blue-blind)

#123245

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #311675;
/* rgb */ color: rgb(49, 22, 117);
/* oklch */ color: oklch(31.0% 0.148 287.1);

Tailwind

colors: {
  custom: {
    50: '#72579e',
    500: '#311675',
    950: '#000000',
  },
}

SCSS

$custom: #311675;
$custom-light: #72579e;
$custom-dark: #000000;

JSON

{
  "hex": "#311675",
  "rgb": {
    "r": 49,
    "g": 22,
    "b": 117
  },
  "hsl": {
    "h": 257.053,
    "s": 68.345,
    "l": 27.255
  },
  "oklch": {
    "l": 0.30995,
    "c": 0.14837,
    "h": 287.1
  },
  "luminance": 0.02511
}

Semantic roles & 50–950 ramp

primary

#311675

secondary

#8BAB3C

accent

#EB3DBA

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09030E

muted

#7B787E

Preview Lab

Preview with #311675

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

Preview Lab → · Contrast checker → · Palette generator →