#336CBD#336CBD

#336CBD is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.5% C 0.141 H 257.6°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#336CBD
RGB	rgb(51, 108, 189)
HSL	hsl(215, 58%, 47%)
HSV	hsv(215, 73%, 74%)
CMYK	cmyk(73%, 42.9%, 0%, 25.9%)
CIE-LAB	lab(45.77, 9.30, -48.01)
CIE-LCH	lch(45.77, 48.90, 280.96°)
OKLab	oklab(53.51% -0.0301 -0.1373)
OKLCH	oklch(53.51% 0.141 257.6)
XYZ	xyz(15.9098, 15.1013, 50.2106)
Luminance	0.1510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336CBD #BD8433

analogous

#33B1BD #336CBD #3F33BD

triadic

#336CBD #BD336C #6CBD33

tetradic

#336CBD #BD33B1 #BD8433 #33BD3F

square

#336CBD #BD33B1 #BD8433 #33BD3F

split-complementary

#336CBD #BD3F33 #B1BD33

monochromatic

#19355D #26508D #336CBD #5B8CD3 #8BAEE0

Accessibility & contrast

On white

5.22

#336CBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#336CBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336CBD

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336CBD	#FFFFFF	#000000	##FFFFFF
##336CBD	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4473C0

Deuteranopia (green-blind)

#2C67BB

Tritanopia (blue-blind)

#007F8B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #336cbd;
/* rgb */ color: rgb(51, 108, 189);
/* oklch */ color: oklch(53.5% 0.141 257.6);

Tailwind

colors: {
  custom: {
    50: '#7c95d1',
    500: '#336cbd',
    950: '#000000',
  },
}

SCSS

$custom: #336cbd;
$custom-light: #7c95d1;
$custom-dark: #000000;

JSON

{
  "hex": "#336cbd",
  "rgb": {
    "r": 51,
    "g": 108,
    "b": 189
  },
  "hsl": {
    "h": 215.217,
    "s": 57.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.53514,
    "c": 0.14055,
    "h": 257.6
  },
  "luminance": 0.15103
}

Semantic roles & 50–950 ramp

primary

#336CBD

secondary

#CAAC82

accent

#A147E1

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #336CBD

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

Preview Lab → · Contrast checker → · Palette generator →