#3351BA#3351BA

#3351BA is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.6% C 0.169 H 267.4°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#3351BA
RGB	rgb(51, 81, 186)
HSL	hsl(227, 57%, 46%)
HSV	hsv(227, 73%, 73%)
CMYK	cmyk(72.6%, 56.5%, 0%, 27.1%)
CIE-LAB	lab(38.08, 25.62, -58.66)
CIE-LCH	lch(38.08, 64.01, 293.59°)
OKLab	oklab(47.58% -0.0076 -0.1691)
OKLCH	oklch(47.58% 0.169 267.4)
XYZ	xyz(13.1675, 10.1325, 47.7067)
Luminance	0.1013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3351BA #BA9C33

analogous

#3395BA #3351BA #5933BA

triadic

#3351BA #BA3351 #51BA33

tetradic

#3351BA #BA3395 #BA9C33 #33BA59

square

#3351BA #BA3395 #BA9C33 #33BA59

split-complementary

#3351BA #BA5933 #95BA33

monochromatic

#19275A #263C8A #3351BA #5974D1 #899CDF

Accessibility & contrast

On white

6.94

#3351BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#3351BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3351BA

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3351BA	#FFFFFF	#000000	##FFFFFF
##3351BA	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BE

Deuteranopia (green-blind)

#0054B8

Tritanopia (blue-blind)

#006B7D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3351ba;
/* rgb */ color: rgb(51, 81, 186);
/* oklch */ color: oklch(47.6% 0.169 267.4);

Tailwind

colors: {
  custom: {
    50: '#7d81d0',
    500: '#3351ba',
    950: '#000000',
  },
}

SCSS

$custom: #3351ba;
$custom-light: #7d81d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3351ba",
  "rgb": {
    "r": 51,
    "g": 81,
    "b": 186
  },
  "hsl": {
    "h": 226.667,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.47577,
    "c": 0.16926,
    "h": 267.4
  },
  "luminance": 0.10134
}

Semantic roles & 50–950 ramp

primary

#3351BA

secondary

#C9B880

accent

#BE48E0

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3351BA

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

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