#311457#311457

#311457 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.7% C 0.113 H 298.4°. Best body text is #FFFFFF at 15.35:1 contrast (WCAG AA passes).

Color values

HEX	#311457
RGB	rgb(49, 20, 87)
HSL	hsl(266, 63%, 21%)
HSV	hsv(266, 77%, 34%)
CMYK	cmyk(43.7%, 77%, 0%, 65.9%)
CIE-LAB	lab(14.63, 30.03, -34.95)
CIE-LCH	lch(14.63, 46.08, 310.67°)
OKLab	oklab(27.74% 0.054 -0.0998)
OKLCH	oklch(27.74% 0.113 298.4)
XYZ	xyz(3.2366, 1.8414, 9.1999)
Luminance	0.0184 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311457 #3A5714

analogous

#141857 #311457 #521457

triadic

#311457 #573114 #145731

tetradic

#311457 #571418 #3A5714 #145752

square

#311457 #571418 #3A5714 #145752

split-complementary

#311457 #575214 #185714

monochromatic

#0E0619 #150925 #311457 #4D1F89 #692BBB

Accessibility & contrast

On white

15.35

#311457 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#311457 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311457

15.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311457	#FFFFFF	#000000	##FFFFFF
##311457	1.00	15.35	1.37	15.35
#FFFFFF	15.35	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002559

Deuteranopia (green-blind)

#002456

Tritanopia (blue-blind)

#282534

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #311457;
/* rgb */ color: rgb(49, 20, 87);
/* oklch */ color: oklch(27.7% 0.113 298.4);

Tailwind

colors: {
  custom: {
    50: '#6d5487',
    500: '#311457',
    950: '#000000',
  },
}

SCSS

$custom: #311457;
$custom-light: #6d5487;
$custom-dark: #000000;

JSON

{
  "hex": "#311457",
  "rgb": {
    "r": 49,
    "g": 20,
    "b": 87
  },
  "hsl": {
    "h": 265.97,
    "s": 62.617,
    "l": 20.98
  },
  "oklch": {
    "l": 0.27741,
    "c": 0.11348,
    "h": 298.4
  },
  "luminance": 0.01841
}

Semantic roles & 50–950 ramp

primary

#311457

secondary

#698F38

accent

#E6429F

background

#F6F5F8

surface

#ECE8EF

border

#C7C4CA

text

#07030B

muted

#7A787C

Preview Lab

Preview with #311457

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

Preview Lab → · Contrast checker → · Palette generator →