#3359B5#3359B5

#3359B5 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.8% C 0.152 H 264.5°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#3359B5
RGB	rgb(51, 89, 181)
HSL	hsl(222, 56%, 45%)
HSV	hsv(222, 72%, 71%)
CMYK	cmyk(71.8%, 50.8%, 0%, 29%)
CIE-LAB	lab(39.89, 18.53, -52.80)
CIE-LCH	lch(39.89, 55.96, 289.33°)
OKLab	oklab(48.83% -0.0146 -0.1517)
OKLCH	oklch(48.83% 0.152 264.5)
XYZ	xyz(13.2752, 11.1834, 45.1661)
Luminance	0.1119 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3359B5 #B58F33

analogous

#339AB5 #3359B5 #4E33B5

triadic

#3359B5 #B53359 #59B533

tetradic

#3359B5 #B5339A #B58F33 #33B54E

square

#3359B5 #B5339A #B58F33 #33B54E

split-complementary

#3359B5 #B54E33 #9AB533

monochromatic

#182A56 #264285 #3359B5 #5679CF #869FDD

Accessibility & contrast

On white

6.49

#3359B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#3359B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3359B5

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3359B5	#FFFFFF	#000000	##FFFFFF
##3359B5	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2164B8

Deuteranopia (green-blind)

#0058B3

Tritanopia (blue-blind)

#006F7E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3359b5;
/* rgb */ color: rgb(51, 89, 181);
/* oklch */ color: oklch(48.8% 0.152 264.5);

Tailwind

colors: {
  custom: {
    50: '#7b87cc',
    500: '#3359b5',
    950: '#000000',
  },
}

SCSS

$custom: #3359b5;
$custom-light: #7b87cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3359b5",
  "rgb": {
    "r": 51,
    "g": 89,
    "b": 181
  },
  "hsl": {
    "h": 222.462,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.4883,
    "c": 0.15241,
    "h": 264.5
  },
  "luminance": 0.11185
}

Semantic roles & 50–950 ramp

primary

#3359B5

secondary

#C6B17D

accent

#B348DF

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3359B5

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

Preview Lab → · Contrast checker → · Palette generator →