#310744#310744

#310744 is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 24.4% C 0.108 H 312.2°. Best body text is #FFFFFF at 16.88:1 contrast (WCAG AA passes).

Color values

HEX	#310744
RGB	rgb(49, 7, 68)
HSL	hsl(281, 81%, 15%)
HSV	hsv(281, 90%, 27%)
CMYK	cmyk(27.9%, 89.7%, 0%, 73.3%)
CIE-LAB	lab(10.72, 31.22, -28.21)
CIE-LCH	lch(10.72, 42.07, 317.90°)
OKLab	oklab(24.45% 0.0725 -0.0799)
OKLCH	oklch(24.45% 0.108 312.2)
XYZ	xyz(2.3858, 1.2224, 5.5780)
Luminance	0.0122 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310744 #1A4407

analogous

#120744 #310744 #440739

triadic

#310744 #443107 #074431

tetradic

#310744 #441207 #1A4407 #073944

square

#310744 #441207 #1A4407 #073944

split-complementary

#310744 #394407 #074412

monochromatic

#14031C #14031C #310744 #590D7B #8112B3

Accessibility & contrast

On white

16.88

#310744 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#310744 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310744

16.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310744	#FFFFFF	#000000	##FFFFFF
##310744	1.00	16.88	1.24	16.88
#FFFFFF	16.88	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B46

Deuteranopia (green-blind)

#001E43

Tritanopia (blue-blind)

#2F1626

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #310744;
/* rgb */ color: rgb(49, 7, 68);
/* oklch */ color: oklch(24.4% 0.108 312.2);

Tailwind

colors: {
  custom: {
    50: '#6c4d78',
    500: '#310744',
    950: '#000000',
  },
}

SCSS

$custom: #310744;
$custom-light: #6c4d78;
$custom-dark: #000000;

JSON

{
  "hex": "#310744",
  "rgb": {
    "r": 49,
    "g": 7,
    "b": 68
  },
  "hsl": {
    "h": 281.311,
    "s": 81.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.24449,
    "c": 0.1079,
    "h": 312.2
  },
  "luminance": 0.01222
}

Semantic roles & 50–950 ramp

primary

#310744

secondary

#418324

accent

#F8306E

background

#F6F4F7

surface

#ECE7ED

border

#C7C3C8

text

#070109

muted

#7A777B

Preview Lab

Preview with #310744

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

Preview Lab → · Contrast checker → · Palette generator →