#311E7F#311E7F

#311E7F is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.1% C 0.152 H 283.2°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#311E7F
RGB	rgb(49, 30, 127)
HSL	hsl(252, 62%, 31%)
HSV	hsv(252, 76%, 50%)
CMYK	cmyk(61.4%, 76.4%, 0%, 50.2%)
CIE-LAB	lab(20.49, 36.80, -51.49)
CIE-LCH	lch(20.49, 63.29, 305.56°)
OKLab	oklab(33.08% 0.0348 -0.1484)
OKLCH	oklch(33.08% 0.152 283.2)
XYZ	xyz(5.5605, 3.1135, 20.3825)
Luminance	0.0311 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311E7F #6C7F1E

analogous

#1E3B7F #311E7F #611E7F

triadic

#311E7F #7F311E #1E7F31

tetradic

#311E7F #7F1E3B #6C7F1E #1E7F61

square

#311E7F #7F1E3B #6C7F1E #1E7F61

split-complementary

#311E7F #7F611E #3B7F1E

monochromatic

#0B071C #1E124D #311E7F #442AB1 #6044D3

Accessibility & contrast

On white

12.94

#311E7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#311E7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311E7F

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311E7F	#FFFFFF	#000000	##FFFFFF
##311E7F	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003482

Deuteranopia (green-blind)

#002E7D

Tritanopia (blue-blind)

#00394D

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #311e7f;
/* rgb */ color: rgb(49, 30, 127);
/* oklch */ color: oklch(33.1% 0.152 283.2);

Tailwind

colors: {
  custom: {
    50: '#735ca5',
    500: '#311e7f',
    950: '#000000',
  },
}

SCSS

$custom: #311e7f;
$custom-light: #735ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#311e7f",
  "rgb": {
    "r": 49,
    "g": 30,
    "b": 127
  },
  "hsl": {
    "h": 251.753,
    "s": 61.783,
    "l": 30.784
  },
  "oklch": {
    "l": 0.33081,
    "c": 0.15242,
    "h": 283.2
  },
  "luminance": 0.03114
}

Semantic roles & 50–950 ramp

primary

#311E7F

secondary

#9DB247

accent

#E543C5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #311E7F

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

Preview Lab → · Contrast checker → · Palette generator →