#311455#311455

#311455 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.6% C 0.111 H 299.4°. Best body text is #FFFFFF at 15.42:1 contrast (WCAG AA passes).

Color values

HEX	#311455
RGB	rgb(49, 20, 85)
HSL	hsl(267, 62%, 21%)
HSV	hsv(267, 76%, 33%)
CMYK	cmyk(42.4%, 76.5%, 0%, 66.7%)
CIE-LAB	lab(14.45, 29.45, -33.89)
CIE-LCH	lch(14.45, 44.90, 310.99°)
OKLab	oklab(27.56% 0.0544 -0.0967)
OKLCH	oklch(27.56% 0.111 299.4)
XYZ	xyz(3.1561, 1.8091, 8.7755)
Luminance	0.0181 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.93

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311455 #385514

analogous

#141755 #311455 #511455

triadic

#311455 #553114 #145531

tetradic

#311455 #551417 #385514 #145551

square

#311455 #551417 #385514 #145551

split-complementary

#311455 #555114 #175514

monochromatic

#0E0619 #140823 #311455 #4E2087 #6A2BB8

Accessibility & contrast

On white

15.42

#311455 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#311455 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311455

15.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311455	#FFFFFF	#000000	##FFFFFF
##311455	1.00	15.42	1.36	15.42
#FFFFFF	15.42	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002457

Deuteranopia (green-blind)

#002454

Tritanopia (blue-blind)

#292433

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #311455;
/* rgb */ color: rgb(49, 20, 85);
/* oklch */ color: oklch(27.6% 0.111 299.4);

Tailwind

colors: {
  custom: {
    50: '#6d5485',
    500: '#311455',
    950: '#000000',
  },
}

SCSS

$custom: #311455;
$custom-light: #6d5485;
$custom-dark: #000000;

JSON

{
  "hex": "#311455",
  "rgb": {
    "r": 49,
    "g": 20,
    "b": 85
  },
  "hsl": {
    "h": 266.769,
    "s": 61.905,
    "l": 20.588
  },
  "oklch": {
    "l": 0.27558,
    "c": 0.11097,
    "h": 299.4
  },
  "luminance": 0.01809
}

Semantic roles & 50–950 ramp

primary

#311455

secondary

#678D38

accent

#E5439D

background

#F6F4F8

surface

#ECE8EF

border

#C7C4CA

text

#07030B

muted

#7A787C

Preview Lab

Preview with #311455

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

Preview Lab → · Contrast checker → · Palette generator →