#311358#311358

#311358 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.7% C 0.116 H 298.2°. Best body text is #FFFFFF at 15.39:1 contrast (WCAG AA passes).

Color values

HEX	#311358
RGB	rgb(49, 19, 88)
HSL	hsl(266, 64%, 21%)
HSV	hsv(266, 78%, 35%)
CMYK	cmyk(44.3%, 78.4%, 0%, 65.5%)
CIE-LAB	lab(14.53, 30.86, -35.79)
CIE-LCH	lch(14.53, 47.26, 310.78°)
OKLab	oklab(27.7% 0.0549 -0.1023)
OKLCH	oklch(27.7% 0.116 298.2)
XYZ	xyz(3.2605, 1.8232, 9.4108)
Luminance	0.0182 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 3.64

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311358 #3A5813

analogous

#131758 #311358 #531358

triadic

#311358 #583113 #135831

tetradic

#311358 #581317 #3A5813 #135853

square

#311358 #581317 #3A5813 #135853

split-complementary

#311358 #585313 #175813

monochromatic

#0E0519 #150826 #311358 #4D1E8A #6929BD

Accessibility & contrast

On white

15.39

#311358 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#311358 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311358

15.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311358	#FFFFFF	#000000	##FFFFFF
##311358	1.00	15.39	1.36	15.39
#FFFFFF	15.39	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255A

Deuteranopia (green-blind)

#002457

Tritanopia (blue-blind)

#272434

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #311358;
/* rgb */ color: rgb(49, 19, 88);
/* oklch */ color: oklch(27.7% 0.116 298.2);

Tailwind

colors: {
  custom: {
    50: '#6e5488',
    500: '#311358',
    950: '#000000',
  },
}

SCSS

$custom: #311358;
$custom-light: #6e5488;
$custom-dark: #000000;

JSON

{
  "hex": "#311358",
  "rgb": {
    "r": 49,
    "g": 19,
    "b": 88
  },
  "hsl": {
    "h": 266.087,
    "s": 64.486,
    "l": 20.98
  },
  "oklch": {
    "l": 0.27699,
    "c": 0.11606,
    "h": 298.2
  },
  "luminance": 0.01823
}

Semantic roles & 50–950 ramp

primary

#311358

secondary

#699037

accent

#E7409F

background

#F6F4F8

surface

#ECE8F0

border

#C7C4CB

text

#07030B

muted

#7A787C

Preview Lab

Preview with #311358

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

Preview Lab → · Contrast checker → · Palette generator →