#351FA9#351FA9

#351FA9 is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.1% C 0.202 H 278.1°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#351FA9
RGB	rgb(53, 31, 169)
HSL	hsl(250, 69%, 39%)
HSV	hsv(250, 82%, 66%)
CMYK	cmyk(68.6%, 81.7%, 0%, 33.7%)
CIE-LAB	lab(25.57, 49.72, -69.07)
CIE-LCH	lch(25.57, 85.10, 305.75°)
OKLab	oklab(38.06% 0.0284 -0.1995)
OKLCH	oklch(38.06% 0.202 278.1)
XYZ	xyz(9.1173, 4.6006, 37.9360)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#351FA9 #93A91F

analogous

#1F4EA9 #351FA9 #7A1FA9

triadic

#351FA9 #A9351F #1FA935

tetradic

#351FA9 #A91F4E #93A91F #1FA97A

square

#351FA9 #A91F4E #93A91F #1FA97A

split-complementary

#351FA9 #A97A1F #4EA91F

monochromatic

#150C42 #251675 #351FA9 #482DD8 #7560E2

Accessibility & contrast

On white

10.94

#351FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#351FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #351FA9

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##351FA9	#FFFFFF	#000000	##FFFFFF
##351FA9	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AD

Deuteranopia (green-blind)

#0037A7

Tritanopia (blue-blind)

#004A65

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #351fa9;
/* rgb */ color: rgb(53, 31, 169);
/* oklch */ color: oklch(38.1% 0.202 278.1);

Tailwind

colors: {
  custom: {
    50: '#7e60c4',
    500: '#351fa9',
    950: '#000000',
  },
}

SCSS

$custom: #351fa9;
$custom-light: #7e60c4;
$custom-dark: #000000;

JSON

{
  "hex": "#351fa9",
  "rgb": {
    "r": 53,
    "g": 31,
    "b": 169
  },
  "hsl": {
    "h": 249.565,
    "s": 69,
    "l": 39.216
  },
  "oklch": {
    "l": 0.38061,
    "c": 0.20153,
    "h": 278.1
  },
  "luminance": 0.04601
}

Semantic roles & 50–950 ramp

primary

#351FA9

secondary

#B6C75D

accent

#EC3CD0

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #351FA9

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

Preview Lab → · Contrast checker → · Palette generator →