#311589#311589

#311589 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 33.1% C 0.173 H 282.5°. Best body text is #FFFFFF at 13.13:1 contrast (WCAG AA passes).

Color values

HEX	#311589
RGB	rgb(49, 21, 137)
HSL	hsl(254, 73%, 31%)
HSV	hsv(254, 85%, 54%)
CMYK	cmyk(64.2%, 84.7%, 0%, 46.3%)
CIE-LAB	lab(20.02, 44.35, -58.57)
CIE-LCH	lch(20.02, 73.47, 307.13°)
OKLab	oklab(33.08% 0.0375 -0.1689)
OKLCH	oklch(33.08% 0.173 282.5)
XYZ	xyz(6.0487, 2.9950, 23.9214)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311589 #6D8915

analogous

#153389 #311589 #6B1589

triadic

#311589 #893115 #158931

tetradic

#311589 #891533 #6D8915 #15896B

square

#311589 #891533 #6D8915 #15896B

split-complementary

#311589 #896B15 #338915

monochromatic

#0B051F #1E0D54 #311589 #441DBE #6138E0

Accessibility & contrast

On white

13.13

#311589 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#311589 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311589

13.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311589	#FFFFFF	#000000	##FFFFFF
##311589	1.00	13.13	1.60	13.13
#FFFFFF	13.13	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348C

Deuteranopia (green-blind)

#002C87

Tritanopia (blue-blind)

#003951

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #311589;
/* rgb */ color: rgb(49, 21, 137);
/* oklch */ color: oklch(33.1% 0.173 282.5);

Tailwind

colors: {
  custom: {
    50: '#7658ad',
    500: '#311589',
    950: '#000000',
  },
}

SCSS

$custom: #311589;
$custom-light: #7658ad;
$custom-dark: #000000;

JSON

{
  "hex": "#311589",
  "rgb": {
    "r": 49,
    "g": 21,
    "b": 137
  },
  "hsl": {
    "h": 254.483,
    "s": 73.418,
    "l": 30.98
  },
  "oklch": {
    "l": 0.33077,
    "c": 0.17305,
    "h": 282.5
  },
  "luminance": 0.02995
}

Semantic roles & 50–950 ramp

primary

#311589

secondary

#9EBD3D

accent

#F038C4

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #311589

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

Preview Lab → · Contrast checker → · Palette generator →