#351B77#351B77

#351B77 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.3% C 0.145 H 288.3°. Best body text is #FFFFFF at 13.34:1 contrast (WCAG AA passes).

Color values

HEX	#351B77
RGB	rgb(53, 27, 119)
HSL	hsl(257, 63%, 29%)
HSV	hsv(257, 77%, 47%)
CMYK	cmyk(55.5%, 77.3%, 0%, 53.3%)
CIE-LAB	lab(19.53, 36.55, -47.96)
CIE-LCH	lch(19.53, 60.30, 307.31°)
OKLab	oklab(32.26% 0.0457 -0.1379)
OKLCH	oklch(32.26% 0.145 288.3)
XYZ	xyz(5.1889, 2.8724, 17.7302)
Luminance	0.0287 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.32

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#351B77 #5D771B

analogous

#1B2F77 #351B77 #631B77

triadic

#351B77 #77351B #1B7735

tetradic

#351B77 #771B2F #5D771B #1B7763

square

#351B77 #771B2F #5D771B #1B7763

split-complementary

#351B77 #77631B #2F771B

monochromatic

#0B0619 #1F1045 #351B77 #4B26A9 #653AD2

Accessibility & contrast

On white

13.34

#351B77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#351B77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #351B77

13.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##351B77	#FFFFFF	#000000	##FFFFFF
##351B77	1.00	13.34	1.57	13.34
#FFFFFF	13.34	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317A

Deuteranopia (green-blind)

#002D75

Tritanopia (blue-blind)

#1B3447

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #351b77;
/* rgb */ color: rgb(53, 27, 119);
/* oklch */ color: oklch(32.3% 0.145 288.3);

Tailwind

colors: {
  custom: {
    50: '#745a9f',
    500: '#351b77',
    950: '#000000',
  },
}

SCSS

$custom: #351b77;
$custom-light: #745a9f;
$custom-dark: #000000;

JSON

{
  "hex": "#351b77",
  "rgb": {
    "r": 53,
    "g": 27,
    "b": 119
  },
  "hsl": {
    "h": 256.957,
    "s": 63.014,
    "l": 28.627
  },
  "oklch": {
    "l": 0.32255,
    "c": 0.14527,
    "h": 288.3
  },
  "luminance": 0.02873
}

Semantic roles & 50–950 ramp

primary

#351B77

secondary

#8EAB42

accent

#E642B8

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040F

muted

#7B797E

Preview Lab

Preview with #351B77

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

Preview Lab → · Contrast checker → · Palette generator →