#312181#312181

#312181 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.7% C 0.152 H 282.2°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#312181
RGB	rgb(49, 33, 129)
HSL	hsl(250, 59%, 32%)
HSV	hsv(250, 74%, 51%)
CMYK	cmyk(62%, 74.4%, 0%, 49.4%)
CIE-LAB	lab(21.30, 35.74, -51.43)
CIE-LCH	lch(21.30, 62.63, 304.80°)
OKLab	oklab(33.72% 0.032 -0.1482)
OKLCH	oklch(33.72% 0.152 282.2)
XYZ	xyz(5.7717, 3.3253, 21.1023)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312181 #718121

analogous

#214181 #312181 #612181

triadic

#312181 #813121 #218131

tetradic

#312181 #812141 #718121 #218161

square

#312181 #812141 #718121 #218161

split-complementary

#312181 #816121 #418121

monochromatic

#0C0820 #1E1550 #312181 #442DB2 #624BD1

Accessibility & contrast

On white

12.61

#312181 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#312181 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312181

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312181	#FFFFFF	#000000	##FFFFFF
##312181	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003684

Deuteranopia (green-blind)

#00307F

Tritanopia (blue-blind)

#003B4F

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #312181;
/* rgb */ color: rgb(49, 33, 129);
/* oklch */ color: oklch(33.7% 0.152 282.2);

Tailwind

colors: {
  custom: {
    50: '#745ea7',
    500: '#312181',
    950: '#000000',
  },
}

SCSS

$custom: #312181;
$custom-light: #745ea7;
$custom-dark: #000000;

JSON

{
  "hex": "#312181",
  "rgb": {
    "r": 49,
    "g": 33,
    "b": 129
  },
  "hsl": {
    "h": 250,
    "s": 59.259,
    "l": 31.765
  },
  "oklch": {
    "l": 0.33715,
    "c": 0.15163,
    "h": 282.2
  },
  "luminance": 0.03326
}

Semantic roles & 50–950 ramp

primary

#312181

secondary

#A2B44A

accent

#E245C8

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #312181

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

Preview Lab → · Contrast checker → · Palette generator →