#31187E#31187E

#31187E is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.2% C 0.157 H 284.5°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#31187E
RGB	rgb(49, 24, 126)
HSL	hsl(255, 68%, 29%)
HSV	hsv(255, 81%, 49%)
CMYK	cmyk(61.1%, 81%, 0%, 50.6%)
CIE-LAB	lab(19.28, 39.66, -52.86)
CIE-LCH	lch(19.28, 66.09, 306.88°)
OKLab	oklab(32.2% 0.0394 -0.1523)
OKLCH	oklch(32.2% 0.157 284.5)
XYZ	xyz(5.3580, 2.8123, 19.9951)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31187E #657E18

analogous

#18327E #31187E #64187E

triadic

#31187E #7E3118 #187E31

tetradic

#31187E #7E1832 #657E18 #187E64

square

#31187E #7E1832 #657E18 #187E64

split-complementary

#31187E #7E6418 #327E18

monochromatic

#0A051A #1D0E4B #31187E #4522B1 #5F37D9

Accessibility & contrast

On white

13.44

#31187E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#31187E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31187E

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31187E	#FFFFFF	#000000	##FFFFFF
##31187E	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003281

Deuteranopia (green-blind)

#002B7C

Tritanopia (blue-blind)

#02364B

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #31187e;
/* rgb */ color: rgb(49, 24, 126);
/* oklch */ color: oklch(32.2% 0.157 284.5);

Tailwind

colors: {
  custom: {
    50: '#7459a4',
    500: '#31187e',
    950: '#000000',
  },
}

SCSS

$custom: #31187e;
$custom-light: #7459a4;
$custom-dark: #000000;

JSON

{
  "hex": "#31187e",
  "rgb": {
    "r": 49,
    "g": 24,
    "b": 126
  },
  "hsl": {
    "h": 254.706,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.32196,
    "c": 0.15735,
    "h": 284.5
  },
  "luminance": 0.02813
}

Semantic roles & 50–950 ramp

primary

#31187E

secondary

#96B23F

accent

#EB3DC0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #31187E

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

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