#311758#311758

#311758 is a dark, moderate violet. Relative luminance 0.020; OKLCH L 28.3% C 0.111 H 297.1°. Best body text is #FFFFFF at 15.06:1 contrast (WCAG AA passes).

Color values

HEX	#311758
RGB	rgb(49, 23, 88)
HSL	hsl(264, 59%, 22%)
HSV	hsv(264, 74%, 35%)
CMYK	cmyk(44.3%, 73.9%, 0%, 65.5%)
CIE-LAB	lab(15.33, 28.63, -34.49)
CIE-LCH	lch(15.33, 44.82, 309.70°)
OKLab	oklab(28.27% 0.0503 -0.0985)
OKLCH	oklch(28.27% 0.111 297.1)
XYZ	xyz(3.3340, 1.9703, 9.4353)
Luminance	0.0197 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311758 #3E5817

analogous

#171E58 #311758 #521758

triadic

#311758 #583117 #175831

tetradic

#311758 #58171E #3E5817 #175852

square

#311758 #58171E #3E5817 #175852

split-complementary

#311758 #585217 #1E5817

monochromatic

#0E0618 #160A27 #311758 #4C2489 #6730B9

Accessibility & contrast

On white

15.06

#311758 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#311758 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311758

15.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311758	#FFFFFF	#000000	##FFFFFF
##311758	1.00	15.06	1.39	15.06
#FFFFFF	15.06	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275A

Deuteranopia (green-blind)

#002657

Tritanopia (blue-blind)

#272735

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #311758;
/* rgb */ color: rgb(49, 23, 88);
/* oklch */ color: oklch(28.3% 0.111 297.1);

Tailwind

colors: {
  custom: {
    50: '#6d5688',
    500: '#311758',
    950: '#000000',
  },
}

SCSS

$custom: #311758;
$custom-light: #6d5688;
$custom-dark: #000000;

JSON

{
  "hex": "#311758",
  "rgb": {
    "r": 49,
    "g": 23,
    "b": 88
  },
  "hsl": {
    "h": 264,
    "s": 58.559,
    "l": 21.765
  },
  "oklch": {
    "l": 0.28267,
    "c": 0.1106,
    "h": 297.1
  },
  "luminance": 0.0197
}

Semantic roles & 50–950 ramp

primary

#311758

secondary

#6E8F3C

accent

#E246A3

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#07030B

muted

#7A787C

Preview Lab

Preview with #311758

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

Preview Lab → · Contrast checker → · Palette generator →