#336AC3#336AC3

#336AC3 is a mid, vivid blue. Relative luminance 0.150; OKLCH L 53.5% C 0.151 H 259.6°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#336AC3
RGB	rgb(51, 106, 195)
HSL	hsl(217, 59%, 48%)
HSV	hsv(217, 74%, 76%)
CMYK	cmyk(73.8%, 45.6%, 0%, 23.5%)
CIE-LAB	lab(45.57, 12.80, -51.81)
CIE-LCH	lch(45.57, 53.37, 283.87°)
OKLab	oklab(53.47% -0.0272 -0.1485)
OKLCH	oklch(53.47% 0.151 259.6)
XYZ	xyz(16.3660, 14.9502, 53.6423)
Luminance	0.1495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336AC3 #C38C33

analogous

#33B2C3 #336AC3 #4433C3

triadic

#336AC3 #C3336A #6AC333

tetradic

#336AC3 #C333B2 #C38C33 #33C344

square

#336AC3 #C333B2 #C38C33 #33C344

split-complementary

#336AC3 #C34433 #B2C333

monochromatic

#1A3562 #265092 #336AC3 #5E8CD5 #8FAEE2

Accessibility & contrast

On white

5.26

#336AC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#336AC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336AC3

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336AC3	#FFFFFF	#000000	##FFFFFF
##336AC3	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C73C6

Deuteranopia (green-blind)

#1C66C1

Tritanopia (blue-blind)

#007F8D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #336ac3;
/* rgb */ color: rgb(51, 106, 195);
/* oklch */ color: oklch(53.5% 0.151 259.6);

Tailwind

colors: {
  custom: {
    50: '#7e94d6',
    500: '#336ac3',
    950: '#000000',
  },
}

SCSS

$custom: #336ac3;
$custom-light: #7e94d6;
$custom-dark: #000000;

JSON

{
  "hex": "#336ac3",
  "rgb": {
    "r": 51,
    "g": 106,
    "b": 195
  },
  "hsl": {
    "h": 217.083,
    "s": 58.537,
    "l": 48.235
  },
  "oklch": {
    "l": 0.53472,
    "c": 0.15097,
    "h": 259.6
  },
  "luminance": 0.14952
}

Semantic roles & 50–950 ramp

primary

#336AC3

secondary

#CCB186

accent

#A646E2

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #336AC3

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

Preview Lab → · Contrast checker → · Palette generator →