#351FAD#351FAD

#351FAD is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.5% C 0.206 H 277.6°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#351FAD
RGB	rgb(53, 31, 173)
HSL	hsl(249, 70%, 40%)
HSV	hsv(249, 82%, 68%)
CMYK	cmyk(69.4%, 82.1%, 0%, 32.2%)
CIE-LAB	lab(26.02, 50.91, -70.73)
CIE-LCH	lch(26.02, 87.14, 305.75°)
OKLab	oklab(38.51% 0.0272 -0.2043)
OKLCH	oklch(38.51% 0.206 277.6)
XYZ	xyz(9.4986, 4.7531, 39.9439)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#351FAD #97AD1F

analogous

#1F50AD #351FAD #7C1FAD

triadic

#351FAD #AD351F #1FAD35

tetradic

#351FAD #AD1F50 #97AD1F #1FAD7C

square

#351FAD #AD1F50 #97AD1F #1FAD7C

split-complementary

#351FAD #AD7C1F #50AD1F

monochromatic

#150C45 #251679 #351FAD #4A2FDA #7763E3

Accessibility & contrast

On white

10.76

#351FAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#351FAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #351FAD

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##351FAD	#FFFFFF	#000000	##FFFFFF
##351FAD	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B1

Deuteranopia (green-blind)

#0038AB

Tritanopia (blue-blind)

#004C67

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #351fad;
/* rgb */ color: rgb(53, 31, 173);
/* oklch */ color: oklch(38.5% 0.206 277.6);

Tailwind

colors: {
  custom: {
    50: '#7f60c7',
    500: '#351fad',
    950: '#000000',
  },
}

SCSS

$custom: #351fad;
$custom-light: #7f60c7;
$custom-dark: #000000;

JSON

{
  "hex": "#351fad",
  "rgb": {
    "r": 53,
    "g": 31,
    "b": 173
  },
  "hsl": {
    "h": 249.296,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.38508,
    "c": 0.20613,
    "h": 277.6
  },
  "luminance": 0.04754
}

Semantic roles & 50–950 ramp

primary

#351FAD

secondary

#B8C860

accent

#EC3BD1

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #351FAD

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

Preview Lab → · Contrast checker → · Palette generator →