#311753#311753

#311753 is a dark, moderate violet. Relative luminance 0.019; OKLCH L 27.8% C 0.104 H 299.4°. Best body text is #FFFFFF at 15.24:1 contrast (WCAG AA passes).

Color values

HEX	#311753
RGB	rgb(49, 23, 83)
HSL	hsl(266, 57%, 21%)
HSV	hsv(266, 72%, 33%)
CMYK	cmyk(41%, 72.3%, 0%, 67.5%)
CIE-LAB	lab(14.90, 27.14, -31.80)
CIE-LCH	lch(14.90, 41.81, 310.48°)
OKLab	oklab(27.82% 0.0511 -0.0906)
OKLCH	oklch(27.82% 0.104 299.4)
XYZ	xyz(3.1340, 1.8903, 8.3817)
Luminance	0.0189 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311753 #395317

analogous

#171B53 #311753 #4F1753

triadic

#311753 #533117 #175331

tetradic

#311753 #53171B #395317 #17534F

square

#311753 #53171B #395317 #17534F

split-complementary

#311753 #534F17 #1B5317

monochromatic

#0E0718 #150A23 #311753 #4D2483 #6A32B3

Accessibility & contrast

On white

15.24

#311753 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#311753 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311753

15.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311753	#FFFFFF	#000000	##FFFFFF
##311753	1.00	15.24	1.38	15.24
#FFFFFF	15.24	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002555

Deuteranopia (green-blind)

#002552

Tritanopia (blue-blind)

#292532

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #311753;
/* rgb */ color: rgb(49, 23, 83);
/* oklch */ color: oklch(27.8% 0.104 299.4);

Tailwind

colors: {
  custom: {
    50: '#6c5684',
    500: '#311753',
    950: '#000000',
  },
}

SCSS

$custom: #311753;
$custom-light: #6c5684;
$custom-dark: #000000;

JSON

{
  "hex": "#311753",
  "rgb": {
    "r": 49,
    "g": 23,
    "b": 83
  },
  "hsl": {
    "h": 266,
    "s": 56.604,
    "l": 20.784
  },
  "oklch": {
    "l": 0.27824,
    "c": 0.10402,
    "h": 299.4
  },
  "luminance": 0.0189
}

Semantic roles & 50–950 ramp

primary

#311753

secondary

#688A3C

accent

#E0489E

background

#F6F5F8

surface

#ECE9EF

border

#C7C5CA

text

#07030B

muted

#7A787C

Preview Lab

Preview with #311753

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

Preview Lab → · Contrast checker → · Palette generator →