#351B81#351B81

#351B81 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.3% C 0.158 H 285.8°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#351B81
RGB	rgb(53, 27, 129)
HSL	hsl(255, 65%, 31%)
HSV	hsv(255, 79%, 51%)
CMYK	cmyk(58.9%, 79.1%, 0%, 49.4%)
CIE-LAB	lab(20.54, 39.59, -52.67)
CIE-LCH	lch(20.54, 65.89, 306.94°)
OKLab	oklab(33.27% 0.0428 -0.1517)
OKLCH	oklch(33.27% 0.158 285.8)
XYZ	xyz(5.8214, 3.1254, 21.0611)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#351B81 #67811B

analogous

#1B3481 #351B81 #681B81

triadic

#351B81 #81351B #1B8135

tetradic

#351B81 #811B34 #67811B #1B8168

square

#351B81 #811B34 #67811B #1B8168

split-complementary

#351B81 #81681B #34811B

monochromatic

#0B061C #20104E #351B81 #4A26B4 #663FD7

Accessibility & contrast

On white

12.92

#351B81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#351B81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #351B81

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##351B81	#FFFFFF	#000000	##FFFFFF
##351B81	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003484

Deuteranopia (green-blind)

#002E7F

Tritanopia (blue-blind)

#0F384D

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #351b81;
/* rgb */ color: rgb(53, 27, 129);
/* oklch */ color: oklch(33.3% 0.158 285.8);

Tailwind

colors: {
  custom: {
    50: '#765ba7',
    500: '#351b81',
    950: '#000000',
  },
}

SCSS

$custom: #351b81;
$custom-light: #765ba7;
$custom-dark: #000000;

JSON

{
  "hex": "#351b81",
  "rgb": {
    "r": 53,
    "g": 27,
    "b": 129
  },
  "hsl": {
    "h": 255.294,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.33274,
    "c": 0.1576,
    "h": 285.8
  },
  "luminance": 0.03126
}

Semantic roles & 50–950 ramp

primary

#351B81

secondary

#98B543

accent

#E83FBD

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #351B81

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

Preview Lab → · Contrast checker → · Palette generator →