#311548#311548

#311548 is a dark, moderate violet. Relative luminance 0.017; OKLCH L 26.6% C 0.093 H 306.3°. Best body text is #FFFFFF at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#311548
RGB	rgb(49, 21, 72)
HSL	hsl(273, 55%, 18%)
HSV	hsv(273, 71%, 28%)
CMYK	cmyk(31.9%, 70.8%, 0%, 71.8%)
CIE-LAB	lab(13.57, 25.16, -26.39)
CIE-LCH	lch(13.57, 36.47, 313.63°)
OKLab	oklab(26.59% 0.055 -0.0747)
OKLCH	oklch(26.59% 0.093 306.3)
XYZ	xyz(2.7042, 1.6572, 6.3070)
Luminance	0.0166 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311548 #2C4815

analogous

#171548 #311548 #481545

triadic

#311548 #483115 #154831

tetradic

#311548 #481715 #2C4815 #154548

square

#311548 #481715 #2C4815 #154548

split-complementary

#311548 #454815 #154817

monochromatic

#100718 #110719 #311548 #512377 #7131A7

Accessibility & contrast

On white

15.77

#311548 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#311548 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311548

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311548	#FFFFFF	#000000	##FFFFFF
##311548	1.00	15.77	1.33	15.77
#FFFFFF	15.77	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00224A

Deuteranopia (green-blind)

#0A2347

Tritanopia (blue-blind)

#2D202C

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #311548;
/* rgb */ color: rgb(49, 21, 72);
/* oklch */ color: oklch(26.6% 0.093 306.3);

Tailwind

colors: {
  custom: {
    50: '#6b547b',
    500: '#311548',
    950: '#000000',
  },
}

SCSS

$custom: #311548;
$custom-light: #6b547b;
$custom-dark: #000000;

JSON

{
  "hex": "#311548",
  "rgb": {
    "r": 49,
    "g": 21,
    "b": 72
  },
  "hsl": {
    "h": 272.941,
    "s": 54.839,
    "l": 18.235
  },
  "oklch": {
    "l": 0.26586,
    "c": 0.09272,
    "h": 306.3
  },
  "luminance": 0.01657
}

Semantic roles & 50–950 ramp

primary

#311548

secondary

#598039

accent

#DE4A8D

background

#F6F4F7

surface

#EBE8EE

border

#C6C4C9

text

#070309

muted

#7A787B

Preview Lab

Preview with #311548

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

Preview Lab → · Contrast checker → · Palette generator →