#3359BA#3359BA

#3359BA is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.2% C 0.159 H 265.0°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#3359BA
RGB	rgb(51, 89, 186)
HSL	hsl(223, 57%, 46%)
HSV	hsv(223, 73%, 73%)
CMYK	cmyk(72.6%, 52.2%, 0%, 27.1%)
CIE-LAB	lab(40.23, 20.39, -55.17)
CIE-LCH	lch(40.23, 58.82, 290.29°)
OKLab	oklab(49.2% -0.014 -0.1587)
OKLCH	oklch(49.2% 0.159 265)
XYZ	xyz(13.7974, 11.3923, 47.9166)
Luminance	0.1139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3359BA #BA9433

analogous

#339DBA #3359BA #5133BA

triadic

#3359BA #BA3359 #59BA33

tetradic

#3359BA #BA339D #BA9433 #33BA51

square

#3359BA #BA339D #BA9433 #33BA51

split-complementary

#3359BA #BA5133 #9DBA33

monochromatic

#192B5A #26428A #3359BA #597BD1 #89A1DF

Accessibility & contrast

On white

6.40

#3359BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#3359BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3359BA

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3359BA	#FFFFFF	#000000	##FFFFFF
##3359BA	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1965BD

Deuteranopia (green-blind)

#0059B8

Tritanopia (blue-blind)

#007081

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3359ba;
/* rgb */ color: rgb(51, 89, 186);
/* oklch */ color: oklch(49.2% 0.159 265.0);

Tailwind

colors: {
  custom: {
    50: '#7c87cf',
    500: '#3359ba',
    950: '#000000',
  },
}

SCSS

$custom: #3359ba;
$custom-light: #7c87cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3359ba",
  "rgb": {
    "r": 51,
    "g": 89,
    "b": 186
  },
  "hsl": {
    "h": 223.111,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.49203,
    "c": 0.15931,
    "h": 265
  },
  "luminance": 0.11394
}

Semantic roles & 50–950 ramp

primary

#3359BA

secondary

#C9B480

accent

#B548E0

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3359BA

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

Preview Lab → · Contrast checker → · Palette generator →