#336DBF#336DBF

#336DBF is a mid, vivid blue. Relative luminance 0.154; OKLCH L 53.9% C 0.142 H 257.6°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#336DBF
RGB	rgb(51, 109, 191)
HSL	hsl(215, 58%, 47%)
HSV	hsv(215, 73%, 75%)
CMYK	cmyk(73.3%, 42.9%, 0%, 25.1%)
CIE-LAB	lab(46.18, 9.41, -48.52)
CIE-LCH	lch(46.18, 49.42, 280.97°)
OKLab	oklab(53.87% -0.0306 -0.1388)
OKLCH	oklch(53.87% 0.142 257.6)
XYZ	xyz(16.2344, 15.4009, 51.3972)
Luminance	0.1540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336DBF #BF8533

analogous

#33B3BF #336DBF #3F33BF

triadic

#336DBF #BF336D #6DBF33

tetradic

#336DBF #BF33B3 #BF8533 #33BF3F

square

#336DBF #BF33B3 #BF8533 #33BF3F

split-complementary

#336DBF #BF3F33 #B3BF33

monochromatic

#19365E #26518F #336DBF #5C8DD3 #8CAFE0

Accessibility & contrast

On white

5.15

#336DBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#336DBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336DBF

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336DBF	#FFFFFF	#000000	##FFFFFF
##336DBF	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4574C2

Deuteranopia (green-blind)

#2C67BD

Tritanopia (blue-blind)

#00808C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #336dbf;
/* rgb */ color: rgb(51, 109, 191);
/* oklch */ color: oklch(53.9% 0.142 257.6);

Tailwind

colors: {
  custom: {
    50: '#7d96d3',
    500: '#336dbf',
    950: '#000000',
  },
}

SCSS

$custom: #336dbf;
$custom-light: #7d96d3;
$custom-dark: #000000;

JSON

{
  "hex": "#336dbf",
  "rgb": {
    "r": 51,
    "g": 109,
    "b": 191
  },
  "hsl": {
    "h": 215.143,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53867,
    "c": 0.1421,
    "h": 257.6
  },
  "luminance": 0.15403
}

Semantic roles & 50–950 ramp

primary

#336DBF

secondary

#CBAD83

accent

#A147E1

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #336DBF

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

Preview Lab → · Contrast checker → · Palette generator →