#3368B3#3368B3

#3368B3 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.0% C 0.132 H 257.5°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#3368B3
RGB	rgb(51, 104, 179)
HSL	hsl(215, 56%, 45%)
HSV	hsv(215, 72%, 70%)
CMYK	cmyk(71.5%, 41.9%, 0%, 29.8%)
CIE-LAB	lab(44.03, 8.11, -44.98)
CIE-LCH	lch(44.03, 45.71, 280.22°)
OKLab	oklab(51.97% -0.0285 -0.1285)
OKLCH	oklch(51.97% 0.132 257.5)
XYZ	xyz(14.4493, 13.8576, 44.5524)
Luminance	0.1386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3368B3 #B37E33

analogous

#33A8B3 #3368B3 #3E33B3

triadic

#3368B3 #B33368 #68B333

tetradic

#3368B3 #B333A8 #B37E33 #33B33E

square

#3368B3 #B333A8 #B37E33 #33B33E

split-complementary

#3368B3 #B33E33 #A8B333

monochromatic

#183154 #254C83 #3368B3 #5587CE #84A9DC

Accessibility & contrast

On white

5.57

#3368B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#3368B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3368B3

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3368B3	#FFFFFF	#000000	##FFFFFF
##3368B3	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)

#446EB6

Deuteranopia (green-blind)

#2F63B1

Tritanopia (blue-blind)

#007985

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3368b3;
/* rgb */ color: rgb(51, 104, 179);
/* oklch */ color: oklch(52.0% 0.132 257.5);

Tailwind

colors: {
  custom: {
    50: '#7a92ca',
    500: '#3368b3',
    950: '#000000',
  },
}

SCSS

$custom: #3368b3;
$custom-light: #7a92ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3368b3",
  "rgb": {
    "r": 51,
    "g": 104,
    "b": 179
  },
  "hsl": {
    "h": 215.156,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51972,
    "c": 0.13158,
    "h": 257.5
  },
  "luminance": 0.13859
}

Semantic roles & 50–950 ramp

primary

#3368B3

secondary

#C6A77C

accent

#A149DF

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0D13

muted

#7C7D82

Preview Lab

Preview with #3368B3

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

Preview Lab → · Contrast checker → · Palette generator →