#31174B#31174B

#31174B is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.2% C 0.093 H 303.8°. Best body text is #FFFFFF at 15.50:1 contrast (WCAG AA passes).

Color values

HEX	#31174B
RGB	rgb(49, 23, 75)
HSL	hsl(270, 53%, 19%)
HSV	hsv(270, 69%, 29%)
CMYK	cmyk(34.7%, 69.3%, 0%, 70.6%)
CIE-LAB	lab(14.25, 24.81, -27.38)
CIE-LCH	lch(14.25, 36.94, 312.18°)
OKLab	oklab(27.15% 0.0519 -0.0776)
OKLCH	oklch(27.15% 0.093 303.8)
XYZ	xyz(2.8427, 1.7738, 6.8479)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31174B #314B17

analogous

#17174B #31174B #4B174B

triadic

#31174B #4B3117 #174B31

tetradic

#31174B #4B1717 #314B17 #174B4B

square

#31174B #4B1717 #314B17 #174B4B

split-complementary

#31174B #4B4B17 #174B17

monochromatic

#0F0717 #12091C #31174B #50257A #6E34A9

Accessibility & contrast

On white

15.50

#31174B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#31174B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31174B

15.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31174B	#FFFFFF	#000000	##FFFFFF
##31174B	1.00	15.50	1.35	15.50
#FFFFFF	15.50	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00244D

Deuteranopia (green-blind)

#09244A

Tritanopia (blue-blind)

#2C222E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #31174b;
/* rgb */ color: rgb(49, 23, 75);
/* oklch */ color: oklch(27.2% 0.093 303.8);

Tailwind

colors: {
  custom: {
    50: '#6c567e',
    500: '#31174b',
    950: '#000000',
  },
}

SCSS

$custom: #31174b;
$custom-light: #6c567e;
$custom-dark: #000000;

JSON

{
  "hex": "#31174b",
  "rgb": {
    "r": 49,
    "g": 23,
    "b": 75
  },
  "hsl": {
    "h": 270,
    "s": 53.061,
    "l": 19.216
  },
  "oklch": {
    "l": 0.2715,
    "c": 0.09336,
    "h": 303.8
  },
  "luminance": 0.01774
}

Semantic roles & 50–950 ramp

primary

#31174B

secondary

#5F823C

accent

#DC4B94

background

#F6F5F7

surface

#EBE9EE

border

#C6C5C9

text

#07030A

muted

#7A787C

Preview Lab

Preview with #31174B

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

Preview Lab → · Contrast checker → · Palette generator →