#3367B7#3367B7

#3367B7 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.0% C 0.138 H 258.9°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#3367B7
RGB	rgb(51, 103, 183)
HSL	hsl(216, 56%, 46%)
HSV	hsv(216, 72%, 72%)
CMYK	cmyk(72.1%, 43.7%, 0%, 28.2%)
CIE-LAB	lab(43.98, 10.23, -47.40)
CIE-LCH	lch(43.98, 48.49, 282.18°)
OKLab	oklab(52.01% -0.0267 -0.1356)
OKLCH	oklch(52.01% 0.138 258.9)
XYZ	xyz(14.7596, 13.8216, 46.6805)
Luminance	0.1382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3367B7 #B78333

analogous

#33A9B7 #3367B7 #4133B7

triadic

#3367B7 #B73367 #67B733

tetradic

#3367B7 #B733A9 #B78333 #33B741

square

#3367B7 #B733A9 #B78333 #33B741

split-complementary

#3367B7 #B74133 #A9B733

monochromatic

#183157 #264C87 #3367B7 #5787D0 #87A9DE

Accessibility & contrast

On white

5.58

#3367B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#3367B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3367B7

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3367B7	#FFFFFF	#000000	##FFFFFF
##3367B7	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#406EBA

Deuteranopia (green-blind)

#2862B5

Tritanopia (blue-blind)

#007A86

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3367b7;
/* rgb */ color: rgb(51, 103, 183);
/* oklch */ color: oklch(52.0% 0.138 258.9);

Tailwind

colors: {
  custom: {
    50: '#7b91cd',
    500: '#3367b7',
    950: '#000000',
  },
}

SCSS

$custom: #3367b7;
$custom-light: #7b91cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3367b7",
  "rgb": {
    "r": 51,
    "g": 103,
    "b": 183
  },
  "hsl": {
    "h": 216.364,
    "s": 56.41,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52008,
    "c": 0.13819,
    "h": 258.9
  },
  "luminance": 0.13823
}

Semantic roles & 50–950 ramp

primary

#3367B7

secondary

#C7AB7F

accent

#A448E0

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3367B7

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

Preview Lab → · Contrast checker → · Palette generator →