#311A84#311A84

#311A84 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.1% C 0.163 H 282.9°. Best body text is #FFFFFF at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#311A84
RGB	rgb(49, 26, 132)
HSL	hsl(253, 67%, 31%)
HSV	hsv(253, 80%, 52%)
CMYK	cmyk(62.9%, 80.3%, 0%, 48.2%)
CIE-LAB	lab(20.27, 40.50, -55.02)
CIE-LCH	lch(20.27, 68.32, 306.36°)
OKLab	oklab(33.08% 0.0363 -0.1587)
OKLCH	oklch(33.08% 0.163 282.9)
XYZ	xyz(5.7996, 3.0573, 22.1098)
Luminance	0.0306 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311A84 #6D841A

analogous

#1A3884 #311A84 #661A84

triadic

#311A84 #84311A #1A8431

tetradic

#311A84 #841A38 #6D841A #1A8466

square

#311A84 #841A38 #6D841A #1A8466

split-complementary

#311A84 #84661A #38841A

monochromatic

#0B061E #1E1051 #311A84 #4424B7 #613FD9

Accessibility & contrast

On white

13.03

#311A84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#311A84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311A84

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311A84	#FFFFFF	#000000	##FFFFFF
##311A84	1.00	13.03	1.61	13.03
#FFFFFF	13.03	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003487

Deuteranopia (green-blind)

#002D82

Tritanopia (blue-blind)

#00394F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #311a84;
/* rgb */ color: rgb(49, 26, 132);
/* oklch */ color: oklch(33.1% 0.163 282.9);

Tailwind

colors: {
  custom: {
    50: '#755aa9',
    500: '#311a84',
    950: '#000000',
  },
}

SCSS

$custom: #311a84;
$custom-light: #755aa9;
$custom-dark: #000000;

JSON

{
  "hex": "#311a84",
  "rgb": {
    "r": 49,
    "g": 26,
    "b": 132
  },
  "hsl": {
    "h": 253.019,
    "s": 67.089,
    "l": 30.98
  },
  "oklch": {
    "l": 0.33084,
    "c": 0.16274,
    "h": 282.9
  },
  "luminance": 0.03058
}

Semantic roles & 50–950 ramp

primary

#311A84

secondary

#9EB842

accent

#EA3EC5

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #311A84

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

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