#310F42#310F42

#310F42 is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.2% C 0.095 H 312.1°. Best body text is #FFFFFF at 16.44:1 contrast (WCAG AA passes).

Color values

HEX	#310F42
RGB	rgb(49, 15, 66)
HSL	hsl(280, 63%, 16%)
HSV	hsv(280, 77%, 26%)
CMYK	cmyk(25.8%, 77.3%, 0%, 74.1%)
CIE-LAB	lab(11.88, 26.94, -24.93)
CIE-LCH	lch(11.88, 36.71, 317.22°)
OKLab	oklab(25.22% 0.0637 -0.0703)
OKLCH	oklch(25.22% 0.095 312.1)
XYZ	xyz(2.4206, 1.3880, 5.2936)
Luminance	0.0139 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310F42 #20420F

analogous

#170F42 #310F42 #420F39

triadic

#310F42 #42310F #0F4231

tetradic

#310F42 #42170F #20420F #0F3942

square

#310F42 #42170F #20420F #0F3942

split-complementary

#310F42 #39420F #0F4217

monochromatic

#130619 #130619 #310F42 #561A74 #7B26A6

Accessibility & contrast

On white

16.44

#310F42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#310F42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310F42

16.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310F42	#FFFFFF	#000000	##FFFFFF
##310F42	1.00	16.44	1.28	16.44
#FFFFFF	16.44	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E44

Deuteranopia (green-blind)

#0A2041

Tritanopia (blue-blind)

#2F1A27

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #310f42;
/* rgb */ color: rgb(49, 15, 66);
/* oklch */ color: oklch(25.2% 0.095 312.1);

Tailwind

colors: {
  custom: {
    50: '#6b5077',
    500: '#310f42',
    950: '#000000',
  },
}

SCSS

$custom: #310f42;
$custom-light: #6b5077;
$custom-dark: #000000;

JSON

{
  "hex": "#310f42",
  "rgb": {
    "r": 49,
    "g": 15,
    "b": 66
  },
  "hsl": {
    "h": 280,
    "s": 62.963,
    "l": 15.882
  },
  "oklch": {
    "l": 0.25215,
    "c": 0.09487,
    "h": 312.1
  },
  "luminance": 0.01388
}

Semantic roles & 50–950 ramp

primary

#310F42

secondary

#4A7C30

accent

#E64279

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#070208

muted

#7A787B

Preview Lab

Preview with #310F42

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

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