#31158A#31158A

#31158A is a dark, vivid violet. Relative luminance 0.030; OKLCH L 33.2% C 0.174 H 282.3°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#31158A
RGB	rgb(49, 21, 138)
HSL	hsl(254, 74%, 31%)
HSV	hsv(254, 85%, 54%)
CMYK	cmyk(64.5%, 84.8%, 0%, 45.9%)
CIE-LAB	lab(20.14, 44.64, -59.01)
CIE-LCH	lch(20.14, 73.99, 307.11°)
OKLab	oklab(33.19% 0.0371 -0.1702)
OKLCH	oklch(33.19% 0.174 282.3)
XYZ	xyz(6.1208, 3.0238, 24.3009)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31158A #6E8A15

analogous

#15338A #31158A #6B158A

triadic

#31158A #8A3115 #158A31

tetradic

#31158A #8A1533 #6E8A15 #158A6B

square

#31158A #8A1533 #6E8A15 #158A6B

split-complementary

#31158A #8A6B15 #338A15

monochromatic

#0B0520 #1E0D55 #31158A #441DBF #6139E1

Accessibility & contrast

On white

13.09

#31158A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#31158A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31158A

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31158A	#FFFFFF	#000000	##FFFFFF
##31158A	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348D

Deuteranopia (green-blind)

#002C88

Tritanopia (blue-blind)

#003A51

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #31158a;
/* rgb */ color: rgb(49, 21, 138);
/* oklch */ color: oklch(33.2% 0.174 282.3);

Tailwind

colors: {
  custom: {
    50: '#7658ad',
    500: '#31158a',
    950: '#000000',
  },
}

SCSS

$custom: #31158a;
$custom-light: #7658ad;
$custom-dark: #000000;

JSON

{
  "hex": "#31158a",
  "rgb": {
    "r": 49,
    "g": 21,
    "b": 138
  },
  "hsl": {
    "h": 254.359,
    "s": 73.585,
    "l": 31.176
  },
  "oklch": {
    "l": 0.3319,
    "c": 0.17421,
    "h": 282.3
  },
  "luminance": 0.03024
}

Semantic roles & 50–950 ramp

primary

#31158A

secondary

#9FBE3D

accent

#F038C4

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #31158A

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

Preview Lab → · Contrast checker → · Palette generator →