#3367B8#3367B8

#3367B8 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.1% C 0.140 H 259.0°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#3367B8
RGB	rgb(51, 103, 184)
HSL	hsl(217, 57%, 46%)
HSV	hsv(217, 72%, 72%)
CMYK	cmyk(72.3%, 44%, 0%, 27.8%)
CIE-LAB	lab(44.04, 10.61, -47.89)
CIE-LCH	lch(44.04, 49.05, 282.49°)
OKLab	oklab(52.07% -0.0265 -0.137)
OKLCH	oklch(52.07% 0.14 259)
XYZ	xyz(14.8641, 13.8634, 47.2306)
Luminance	0.1386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3367B8 #B88433

analogous

#33A9B8 #3367B8 #4133B8

triadic

#3367B8 #B83367 #67B833

tetradic

#3367B8 #B833A9 #B88433 #33B841

square

#3367B8 #B833A9 #B88433 #33B841

split-complementary

#3367B8 #B84133 #A9B833

monochromatic

#183158 #264C88 #3367B8 #5887D1 #88A9DE

Accessibility & contrast

On white

5.57

#3367B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#3367B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3367B8

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3367B8	#FFFFFF	#000000	##FFFFFF
##3367B8	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6FBB

Deuteranopia (green-blind)

#2662B6

Tritanopia (blue-blind)

#007A86

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3367b8;
/* rgb */ color: rgb(51, 103, 184);
/* oklch */ color: oklch(52.1% 0.140 259.0);

Tailwind

colors: {
  custom: {
    50: '#7b91ce',
    500: '#3367b8',
    950: '#000000',
  },
}

SCSS

$custom: #3367b8;
$custom-light: #7b91ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3367b8",
  "rgb": {
    "r": 51,
    "g": 103,
    "b": 184
  },
  "hsl": {
    "h": 216.541,
    "s": 56.596,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52074,
    "c": 0.13955,
    "h": 259
  },
  "luminance": 0.13865
}

Semantic roles & 50–950 ramp

primary

#3367B8

secondary

#C8AB7F

accent

#A448E0

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3367B8

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

Preview Lab → · Contrast checker → · Palette generator →