#3361BB#3361BB

#3361BB is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.0% C 0.151 H 262.1°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#3361BB
RGB	rgb(51, 97, 187)
HSL	hsl(220, 57%, 47%)
HSV	hsv(220, 73%, 73%)
CMYK	cmyk(72.7%, 48.1%, 0%, 26.7%)
CIE-LAB	lab(42.52, 15.57, -52.07)
CIE-LCH	lch(42.52, 54.35, 286.65°)
OKLab	oklab(50.97% -0.0207 -0.1494)
OKLCH	oklch(50.97% 0.151 262.1)
XYZ	xyz(14.6064, 12.8395, 48.7126)
Luminance	0.1284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3361BB #BB8D33

analogous

#33A5BB #3361BB #4933BB

triadic

#3361BB #BB3361 #61BB33

tetradic

#3361BB #BB33A5 #BB8D33 #33BB49

square

#3361BB #BB33A5 #BB8D33 #33BB49

split-complementary

#3361BB #BB4933 #A5BB33

monochromatic

#192F5B #26488B #3361BB #5982D2 #89A6DF

Accessibility & contrast

On white

5.89

#3361BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#3361BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3361BB

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3361BB	#FFFFFF	#000000	##FFFFFF
##3361BB	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#306BBE

Deuteranopia (green-blind)

#065FB9

Tritanopia (blue-blind)

#007685

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3361bb;
/* rgb */ color: rgb(51, 97, 187);
/* oklch */ color: oklch(51.0% 0.151 262.1);

Tailwind

colors: {
  custom: {
    50: '#7c8dd0',
    500: '#3361bb',
    950: '#000000',
  },
}

SCSS

$custom: #3361bb;
$custom-light: #7c8dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3361bb",
  "rgb": {
    "r": 51,
    "g": 97,
    "b": 187
  },
  "hsl": {
    "h": 219.706,
    "s": 57.143,
    "l": 46.667
  },
  "oklch": {
    "l": 0.50969,
    "c": 0.15083,
    "h": 262.1
  },
  "luminance": 0.12841
}

Semantic roles & 50–950 ramp

primary

#3361BB

secondary

#C9B181

accent

#AD47E0

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3361BB

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

Preview Lab → · Contrast checker → · Palette generator →