#351F9B#351F9B

#351F9B is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.5% C 0.185 H 280.1°. Best body text is #FFFFFF at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#351F9B
RGB	rgb(53, 31, 155)
HSL	hsl(251, 67%, 36%)
HSV	hsv(251, 80%, 61%)
CMYK	cmyk(65.8%, 80%, 0%, 39.2%)
CIE-LAB	lab(24.01, 45.50, -63.13)
CIE-LCH	lch(24.01, 77.82, 305.78°)
OKLab	oklab(36.52% 0.0325 -0.1822)
OKLCH	oklch(36.52% 0.185 280.1)
XYZ	xyz(7.8727, 4.1028, 31.3810)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#351F9B #859B1F

analogous

#1F479B #351F9B #731F9B

triadic

#351F9B #9B351F #1F9B35

tetradic

#351F9B #9B1F47 #859B1F #1F9B73

square

#351F9B #9B1F47 #859B1F #1F9B73

split-complementary

#351F9B #9B731F #479B1F

monochromatic

#120B35 #241568 #351F9B #4629CE #6F57DD

Accessibility & contrast

On white

11.53

#351F9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#351F9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #351F9B

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##351F9B	#FFFFFF	#000000	##FFFFFF
##351F9B	1.00	11.53	1.82	11.53
#FFFFFF	11.53	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9E

Deuteranopia (green-blind)

#003499

Tritanopia (blue-blind)

#00445D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #351f9b;
/* rgb */ color: rgb(53, 31, 155);
/* oklch */ color: oklch(36.5% 0.185 280.1);

Tailwind

colors: {
  custom: {
    50: '#7b5fba',
    500: '#351f9b',
    950: '#000000',
  },
}

SCSS

$custom: #351f9b;
$custom-light: #7b5fba;
$custom-dark: #000000;

JSON

{
  "hex": "#351f9b",
  "rgb": {
    "r": 53,
    "g": 31,
    "b": 155
  },
  "hsl": {
    "h": 250.645,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.36523,
    "c": 0.18512,
    "h": 280.1
  },
  "luminance": 0.04103
}

Semantic roles & 50–950 ramp

primary

#351F9B

secondary

#AEC155

accent

#EA3ECB

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #351F9B

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

Preview Lab → · Contrast checker → · Palette generator →