#310E54#310E54

#310E54 is a dark, moderate violet. Relative luminance 0.016; OKLCH L 26.7% C 0.117 H 301.3°. Best body text is #FFFFFF at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#310E54
RGB	rgb(49, 14, 84)
HSL	hsl(270, 71%, 19%)
HSV	hsv(270, 83%, 33%)
CMYK	cmyk(41.7%, 83.3%, 0%, 67.1%)
CIE-LAB	lab(13.27, 32.25, -35.13)
CIE-LCH	lch(13.27, 47.69, 312.55°)
OKLab	oklab(26.7% 0.061 -0.1003)
OKLCH	oklch(26.7% 0.117 301.3)
XYZ	xyz(3.0235, 1.6071, 8.5367)
Luminance	0.0161 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.29

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310E54 #31540E

analogous

#0E0E54 #310E54 #540E54

triadic

#310E54 #54310E #0E5431

tetradic

#310E54 #540E0E #31540E #0E5454

square

#310E54 #540E0E #31540E #0E5454

split-complementary

#310E54 #54540E #0E540E

monochromatic

#0F041A #120520 #310E54 #501788 #6E1FBD

Accessibility & contrast

On white

15.89

#310E54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#310E54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310E54

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310E54	#FFFFFF	#000000	##FFFFFF
##310E54	1.00	15.89	1.32	15.89
#FFFFFF	15.89	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002256

Deuteranopia (green-blind)

#002253

Tritanopia (blue-blind)

#292030

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #310e54;
/* rgb */ color: rgb(49, 14, 84);
/* oklch */ color: oklch(26.7% 0.117 301.3);

Tailwind

colors: {
  custom: {
    50: '#6d5185',
    500: '#310e54',
    950: '#000000',
  },
}

SCSS

$custom: #310e54;
$custom-light: #6d5185;
$custom-dark: #000000;

JSON

{
  "hex": "#310e54",
  "rgb": {
    "r": 49,
    "g": 14,
    "b": 84
  },
  "hsl": {
    "h": 270,
    "s": 71.429,
    "l": 19.216
  },
  "oklch": {
    "l": 0.26697,
    "c": 0.11742,
    "h": 301.3
  },
  "luminance": 0.01607
}

Semantic roles & 50–950 ramp

primary

#310E54

secondary

#5F8E2F

accent

#EE3A94

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#07020B

muted

#7A787C

Preview Lab

Preview with #310E54

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

Preview Lab → · Contrast checker → · Palette generator →