#336EC9#336EC9

#336EC9 is a mid, vivid blue. Relative luminance 0.161; OKLCH L 54.7% C 0.154 H 259.0°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#336EC9
RGB	rgb(51, 110, 201)
HSL	hsl(216, 60%, 49%)
HSV	hsv(216, 75%, 79%)
CMYK	cmyk(74.6%, 45.3%, 0%, 21.2%)
CIE-LAB	lab(47.07, 12.50, -52.85)
CIE-LCH	lch(47.07, 54.31, 283.30°)
OKLab	oklab(54.75% -0.0296 -0.1515)
OKLCH	oklch(54.75% 0.154 259)
XYZ	xyz(17.4799, 16.0708, 57.4277)
Luminance	0.1607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336EC9 #C98E33

analogous

#33B9C9 #336EC9 #4333C9

triadic

#336EC9 #C9336E #6EC933

tetradic

#336EC9 #C933B9 #C98E33 #33C943

square

#336EC9 #C933B9 #C98E33 #33C943

split-complementary

#336EC9 #C94333 #B9C933

monochromatic

#1A3967 #275398 #336EC9 #6290D7 #93B3E4

Accessibility & contrast

On white

4.98

#336EC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#336EC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336EC9

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336EC9	#FFFFFF	#000000	##FFFFFF
##336EC9	1.00	4.98	4.21	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F77CC

Deuteranopia (green-blind)

#1E69C7

Tritanopia (blue-blind)

#008392

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #336ec9;
/* rgb */ color: rgb(51, 110, 201);
/* oklch */ color: oklch(54.7% 0.154 259.0);

Tailwind

colors: {
  custom: {
    50: '#7f97da',
    500: '#336ec9',
    950: '#000000',
  },
}

SCSS

$custom: #336ec9;
$custom-light: #7f97da;
$custom-dark: #000000;

JSON

{
  "hex": "#336ec9",
  "rgb": {
    "r": 51,
    "g": 110,
    "b": 201
  },
  "hsl": {
    "h": 216.4,
    "s": 59.524,
    "l": 49.412
  },
  "oklch": {
    "l": 0.54749,
    "c": 0.15436,
    "h": 259
  },
  "luminance": 0.16073
}

Semantic roles & 50–950 ramp

primary

#336EC9

secondary

#CFB389

accent

#A545E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0B0D15

muted

#7C7E83

Preview Lab

Preview with #336EC9

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

Preview Lab → · Contrast checker → · Palette generator →