#311786#311786

#311786 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 33.0% C 0.168 H 282.9°. Best body text is #FFFFFF at 13.15:1 contrast (WCAG AA passes).

Color values

HEX	#311786
RGB	rgb(49, 23, 134)
HSL	hsl(254, 71%, 31%)
HSV	hsv(254, 83%, 53%)
CMYK	cmyk(63.4%, 82.8%, 0%, 47.5%)
CIE-LAB	lab(19.99, 42.56, -56.74)
CIE-LCH	lch(19.99, 70.93, 306.87°)
OKLab	oklab(32.95% 0.0374 -0.1636)
OKLCH	oklch(32.95% 0.168 282.9)
XYZ	xyz(5.8748, 2.9866, 22.8165)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311786 #6C8617

analogous

#173486 #311786 #681786

triadic

#311786 #863117 #178631

tetradic

#311786 #861734 #6C8617 #178668

square

#311786 #861734 #6C8617 #178668

split-complementary

#311786 #866817 #348617

monochromatic

#0B051E #1E0E52 #311786 #4420BA #603ADD

Accessibility & contrast

On white

13.15

#311786 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#311786 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311786

13.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311786	#FFFFFF	#000000	##FFFFFF
##311786	1.00	13.15	1.60	13.15
#FFFFFF	13.15	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003489

Deuteranopia (green-blind)

#002C84

Tritanopia (blue-blind)

#00394F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #311786;
/* rgb */ color: rgb(49, 23, 134);
/* oklch */ color: oklch(33.0% 0.168 282.9);

Tailwind

colors: {
  custom: {
    50: '#7559aa',
    500: '#311786',
    950: '#000000',
  },
}

SCSS

$custom: #311786;
$custom-light: #7559aa;
$custom-dark: #000000;

JSON

{
  "hex": "#311786",
  "rgb": {
    "r": 49,
    "g": 23,
    "b": 134
  },
  "hsl": {
    "h": 254.054,
    "s": 70.701,
    "l": 30.784
  },
  "oklch": {
    "l": 0.32953,
    "c": 0.16787,
    "h": 282.9
  },
  "luminance": 0.02987
}

Semantic roles & 50–950 ramp

primary

#311786

secondary

#9DBA3F

accent

#ED3AC4

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #311786

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

Preview Lab → · Contrast checker → · Palette generator →