#31207B#31207B

#31207B is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.0% C 0.145 H 283.6°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#31207B
RGB	rgb(49, 32, 123)
HSL	hsl(251, 59%, 30%)
HSV	hsv(251, 74%, 48%)
CMYK	cmyk(60.2%, 74%, 0%, 51.8%)
CIE-LAB	lab(20.50, 34.37, -48.93)
CIE-LCH	lch(20.50, 59.80, 305.08°)
OKLab	oklab(32.97% 0.0341 -0.1409)
OKLCH	oklch(32.97% 0.145 283.6)
XYZ	xyz(5.3572, 3.1157, 19.0541)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31207B #6A7B20

analogous

#203C7B #31207B #5E207B

triadic

#31207B #7B3120 #207B31

tetradic

#31207B #7B203C #6A7B20 #207B5E

square

#31207B #7B203C #6A7B20 #207B5E

split-complementary

#31207B #7B5E20 #3C7B20

monochromatic

#0A071A #1E134A #31207B #442DAC #6046CF

Accessibility & contrast

On white

12.94

#31207B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#31207B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31207B

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31207B	#FFFFFF	#000000	##FFFFFF
##31207B	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347E

Deuteranopia (green-blind)

#002E79

Tritanopia (blue-blind)

#07394B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #31207b;
/* rgb */ color: rgb(49, 32, 123);
/* oklch */ color: oklch(33.0% 0.145 283.6);

Tailwind

colors: {
  custom: {
    50: '#725da2',
    500: '#31207b',
    950: '#000000',
  },
}

SCSS

$custom: #31207b;
$custom-light: #725da2;
$custom-dark: #000000;

JSON

{
  "hex": "#31207b",
  "rgb": {
    "r": 49,
    "g": 32,
    "b": 123
  },
  "hsl": {
    "h": 251.209,
    "s": 58.71,
    "l": 30.392
  },
  "oklch": {
    "l": 0.32965,
    "c": 0.14499,
    "h": 283.6
  },
  "luminance": 0.03116
}

Semantic roles & 50–950 ramp

primary

#31207B

secondary

#9BAE49

accent

#E246C5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #31207B

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

Preview Lab → · Contrast checker → · Palette generator →