#311658#311658

#311658 is a dark, moderate violet. Relative luminance 0.019; OKLCH L 28.1% C 0.112 H 297.4°. Best body text is #FFFFFF at 15.15:1 contrast (WCAG AA passes).

Color values

HEX	#311658
RGB	rgb(49, 22, 88)
HSL	hsl(265, 60%, 22%)
HSV	hsv(265, 75%, 35%)
CMYK	cmyk(44.3%, 75%, 0%, 65.5%)
CIE-LAB	lab(15.12, 29.21, -34.82)
CIE-LCH	lch(15.12, 45.45, 309.99°)
OKLab	oklab(28.12% 0.0515 -0.0995)
OKLCH	oklch(28.12% 0.112 297.4)
XYZ	xyz(3.3145, 1.9313, 9.4288)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311658 #3D5816

analogous

#161C58 #311658 #521658

triadic

#311658 #583116 #165831

tetradic

#311658 #58161C #3D5816 #165852

square

#311658 #58161C #3D5816 #165852

split-complementary

#311658 #585216 #1C5816

monochromatic

#0E0618 #160A27 #311658 #4C2289 #682EBA

Accessibility & contrast

On white

15.15

#311658 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#311658 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311658

15.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311658	#FFFFFF	#000000	##FFFFFF
##311658	1.00	15.15	1.39	15.15
#FFFFFF	15.15	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265A

Deuteranopia (green-blind)

#002557

Tritanopia (blue-blind)

#272635

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #311658;
/* rgb */ color: rgb(49, 22, 88);
/* oklch */ color: oklch(28.1% 0.112 297.4);

Tailwind

colors: {
  custom: {
    50: '#6d5588',
    500: '#311658',
    950: '#000000',
  },
}

SCSS

$custom: #311658;
$custom-light: #6d5588;
$custom-dark: #000000;

JSON

{
  "hex": "#311658",
  "rgb": {
    "r": 49,
    "g": 22,
    "b": 88
  },
  "hsl": {
    "h": 264.545,
    "s": 60,
    "l": 21.569
  },
  "oklch": {
    "l": 0.28119,
    "c": 0.11202,
    "h": 297.4
  },
  "luminance": 0.01931
}

Semantic roles & 50–950 ramp

primary

#311658

secondary

#6D8F3B

accent

#E345A2

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#07030B

muted

#7A787C

Preview Lab

Preview with #311658

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

Preview Lab → · Contrast checker → · Palette generator →