#3351AF#3351AF

#3351AF is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.7% C 0.154 H 266.9°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#3351AF
RGB	rgb(51, 81, 175)
HSL	hsl(225, 55%, 44%)
HSV	hsv(225, 71%, 69%)
CMYK	cmyk(70.9%, 53.7%, 0%, 31.4%)
CIE-LAB	lab(37.27, 21.53, -53.50)
CIE-LCH	lch(37.27, 57.67, 291.92°)
OKLab	oklab(46.71% -0.0083 -0.1539)
OKLCH	oklch(46.71% 0.154 266.9)
XYZ	xyz(12.0428, 9.6826, 41.7834)
Luminance	0.0968 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3351AF #AF9133

analogous

#338FAF #3351AF #5333AF

triadic

#3351AF #AF3351 #51AF33

tetradic

#3351AF #AF338F #AF9133 #33AF53

square

#3351AF #AF338F #AF9133 #33AF53

split-complementary

#3351AF #AF5333 #8FAF33

monochromatic

#172550 #253B80 #3351AF #5270CD #8297DB

Accessibility & contrast

On white

7.15

#3351AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#3351AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3351AF

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3351AF	#FFFFFF	#000000	##FFFFFF
##3351AF	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C5EB2

Deuteranopia (green-blind)

#0052AD

Tritanopia (blue-blind)

#006878

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3351af;
/* rgb */ color: rgb(51, 81, 175);
/* oklch */ color: oklch(46.7% 0.154 266.9);

Tailwind

colors: {
  custom: {
    50: '#7a81c8',
    500: '#3351af',
    950: '#000000',
  },
}

SCSS

$custom: #3351af;
$custom-light: #7a81c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3351af",
  "rgb": {
    "r": 51,
    "g": 81,
    "b": 175
  },
  "hsl": {
    "h": 225.484,
    "s": 54.867,
    "l": 44.314
  },
  "oklch": {
    "l": 0.46708,
    "c": 0.15411,
    "h": 266.9
  },
  "luminance": 0.09684
}

Semantic roles & 50–950 ramp

primary

#3351AF

secondary

#C4B27A

accent

#BA4ADE

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #3351AF

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

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