#3367B9#3367B9

#3367B9 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.1% C 0.141 H 259.2°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#3367B9
RGB	rgb(51, 103, 185)
HSL	hsl(217, 57%, 46%)
HSV	hsv(217, 72%, 73%)
CMYK	cmyk(72.4%, 44.3%, 0%, 27.5%)
CIE-LAB	lab(44.10, 10.98, -48.37)
CIE-LCH	lch(44.10, 49.60, 282.79°)
OKLab	oklab(52.14% -0.0263 -0.1384)
OKLCH	oklch(52.14% 0.141 259.2)
XYZ	xyz(14.9693, 13.9055, 47.7846)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3367B9 #B98533

analogous

#33AAB9 #3367B9 #4233B9

triadic

#3367B9 #B93367 #67B933

tetradic

#3367B9 #B933AA #B98533 #33B942

square

#3367B9 #B933AA #B98533 #33B942

split-complementary

#3367B9 #B94233 #AAB933

monochromatic

#193259 #264C89 #3367B9 #5887D1 #88AADE

Accessibility & contrast

On white

5.55

#3367B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#3367B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3367B9

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3367B9	#FFFFFF	#000000	##FFFFFF
##3367B9	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E6FBC

Deuteranopia (green-blind)

#2563B7

Tritanopia (blue-blind)

#007A87

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3367b9;
/* rgb */ color: rgb(51, 103, 185);
/* oklch */ color: oklch(52.1% 0.141 259.2);

Tailwind

colors: {
  custom: {
    50: '#7c91ce',
    500: '#3367b9',
    950: '#000000',
  },
}

SCSS

$custom: #3367b9;
$custom-light: #7c91ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3367b9",
  "rgb": {
    "r": 51,
    "g": 103,
    "b": 185
  },
  "hsl": {
    "h": 216.716,
    "s": 56.78,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52141,
    "c": 0.14092,
    "h": 259.2
  },
  "luminance": 0.13907
}

Semantic roles & 50–950 ramp

primary

#3367B9

secondary

#C8AC80

accent

#A548E0

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3367B9

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

Preview Lab → · Contrast checker → · Palette generator →