#311890#311890

#311890 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 34.2% C 0.179 H 280.8°. Best body text is #FFFFFF at 12.62:1 contrast (WCAG AA passes).

Color values

HEX	#311890
RGB	rgb(49, 24, 144)
HSL	hsl(253, 71%, 33%)
HSV	hsv(253, 83%, 56%)
CMYK	cmyk(66%, 83.3%, 0%, 43.5%)
CIE-LAB	lab(21.28, 45.09, -60.86)
CIE-LCH	lch(21.28, 75.75, 306.53°)
OKLab	oklab(34.18% 0.0335 -0.1757)
OKLCH	oklch(34.18% 0.179 280.8)
XYZ	xyz(6.6257, 3.3193, 26.6717)
Luminance	0.0332 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311890 #779018

analogous

#183B90 #311890 #6D1890

triadic

#311890 #903118 #189031

tetradic

#311890 #90183B #779018 #18906D

square

#311890 #90183B #779018 #18906D

split-complementary

#311890 #906D18 #3B9018

monochromatic

#0D0727 #1F0F5C #311890 #4321C4 #6343E0

Accessibility & contrast

On white

12.62

#311890 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#311890 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311890

12.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311890	#FFFFFF	#000000	##FFFFFF
##311890	1.00	12.62	1.66	12.62
#FFFFFF	12.62	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003793

Deuteranopia (green-blind)

#002F8E

Tritanopia (blue-blind)

#003D55

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #311890;
/* rgb */ color: rgb(49, 24, 144);
/* oklch */ color: oklch(34.2% 0.179 280.8);

Tailwind

colors: {
  custom: {
    50: '#775ab2',
    500: '#311890',
    950: '#000000',
  },
}

SCSS

$custom: #311890;
$custom-light: #775ab2;
$custom-dark: #000000;

JSON

{
  "hex": "#311890",
  "rgb": {
    "r": 49,
    "g": 24,
    "b": 144
  },
  "hsl": {
    "h": 252.5,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.34179,
    "c": 0.17883,
    "h": 280.8
  },
  "luminance": 0.0332
}

Semantic roles & 50–950 ramp

primary

#311890

secondary

#A6C043

accent

#EE3AC9

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #311890

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

Preview Lab → · Contrast checker → · Palette generator →