#310F48#310F48

#310F48 is a dark, moderate violet. Relative luminance 0.015; OKLCH L 25.7% C 0.102 H 308.0°. Best body text is #FFFFFF at 16.25:1 contrast (WCAG AA passes).

Color values

HEX	#310F48
RGB	rgb(49, 15, 72)
HSL	hsl(276, 66%, 17%)
HSV	hsv(276, 79%, 28%)
CMYK	cmyk(31.9%, 79.2%, 0%, 71.8%)
CIE-LAB	lab(12.37, 28.51, -28.34)
CIE-LCH	lch(12.37, 40.20, 315.17°)
OKLab	oklab(25.72% 0.0628 -0.0804)
OKLCH	oklch(25.72% 0.102 308)
XYZ	xyz(2.6069, 1.4625, 6.2746)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310F48 #26480F

analogous

#140F48 #310F48 #480F43

triadic

#310F48 #48310F #0F4831

tetradic

#310F48 #48140F #26480F #0F4348

square

#310F48 #48140F #26480F #0F4348

split-complementary

#310F48 #43480F #0F4814

monochromatic

#110519 #110519 #310F48 #531A7B #7624AD

Accessibility & contrast

On white

16.25

#310F48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#310F48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310F48

16.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310F48	#FFFFFF	#000000	##FFFFFF
##310F48	1.00	16.25	1.29	16.25
#FFFFFF	16.25	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F4A

Deuteranopia (green-blind)

#022147

Tritanopia (blue-blind)

#2D1C2A

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #310f48;
/* rgb */ color: rgb(49, 15, 72);
/* oklch */ color: oklch(25.7% 0.102 308.0);

Tailwind

colors: {
  custom: {
    50: '#6c517b',
    500: '#310f48',
    950: '#000000',
  },
}

SCSS

$custom: #310f48;
$custom-light: #6c517b;
$custom-dark: #000000;

JSON

{
  "hex": "#310f48",
  "rgb": {
    "r": 49,
    "g": 15,
    "b": 72
  },
  "hsl": {
    "h": 275.789,
    "s": 65.517,
    "l": 17.059
  },
  "oklch": {
    "l": 0.2572,
    "c": 0.102,
    "h": 308
  },
  "luminance": 0.01462
}

Semantic roles & 50–950 ramp

primary

#310F48

secondary

#518230

accent

#E83F84

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#070209

muted

#7A787B

Preview Lab

Preview with #310F48

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

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