#351FA6#351FA6

#351FA6 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.7% C 0.198 H 278.5°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#351FA6
RGB	rgb(53, 31, 166)
HSL	hsl(250, 69%, 39%)
HSV	hsv(250, 81%, 65%)
CMYK	cmyk(68.1%, 81.3%, 0%, 34.9%)
CIE-LAB	lab(25.23, 48.83, -67.81)
CIE-LCH	lch(25.23, 83.56, 305.75°)
OKLab	oklab(37.73% 0.0293 -0.1959)
OKLCH	oklch(37.73% 0.198 278.5)
XYZ	xyz(8.8389, 4.4893, 36.4697)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#351FA6 #90A61F

analogous

#1F4CA6 #351FA6 #781FA6

triadic

#351FA6 #A6351F #1FA635

tetradic

#351FA6 #A61F4C #90A61F #1FA678

square

#351FA6 #A61F4C #90A61F #1FA678

split-complementary

#351FA6 #A6781F #4CA61F

monochromatic

#140C3F #251572 #351FA6 #472BD7 #745EE1

Accessibility & contrast

On white

11.06

#351FA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#351FA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #351FA6

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##351FA6	#FFFFFF	#000000	##FFFFFF
##351FA6	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AA

Deuteranopia (green-blind)

#0036A4

Tritanopia (blue-blind)

#004963

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #351fa6;
/* rgb */ color: rgb(53, 31, 166);
/* oklch */ color: oklch(37.7% 0.198 278.5);

Tailwind

colors: {
  custom: {
    50: '#7d5fc2',
    500: '#351fa6',
    950: '#000000',
  },
}

SCSS

$custom: #351fa6;
$custom-light: #7d5fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#351fa6",
  "rgb": {
    "r": 53,
    "g": 31,
    "b": 166
  },
  "hsl": {
    "h": 249.778,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.37728,
    "c": 0.19805,
    "h": 278.5
  },
  "luminance": 0.0449
}

Semantic roles & 50–950 ramp

primary

#351FA6

secondary

#B4C55B

accent

#EB3CCF

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #351FA6

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

Preview Lab → · Contrast checker → · Palette generator →