#336BBE#336BBE

#336BBE is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.4% C 0.143 H 258.3°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#336BBE
RGB	rgb(51, 107, 190)
HSL	hsl(216, 58%, 47%)
HSV	hsv(216, 73%, 75%)
CMYK	cmyk(73.2%, 43.7%, 0%, 25.5%)
CIE-LAB	lab(45.55, 10.30, -48.95)
CIE-LCH	lch(45.55, 50.03, 281.88°)
OKLab	oklab(53.36% -0.029 -0.1401)
OKLCH	oklch(53.36% 0.143 258.3)
XYZ	xyz(15.9138, 14.9352, 50.7493)
Luminance	0.1494 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336BBE #BE8633

analogous

#33B1BE #336BBE #4033BE

triadic

#336BBE #BE336B #6BBE33

tetradic

#336BBE #BE33B1 #BE8633 #33BE40

square

#336BBE #BE33B1 #BE8633 #33BE40

split-complementary

#336BBE #BE4033 #B1BE33

monochromatic

#19355E #26508E #336BBE #5B8BD3 #8BADE0

Accessibility & contrast

On white

5.27

#336BBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#336BBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336BBE

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336BBE	#FFFFFF	#000000	##FFFFFF
##336BBE	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4273C1

Deuteranopia (green-blind)

#2866BC

Tritanopia (blue-blind)

#007E8B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #336bbe;
/* rgb */ color: rgb(51, 107, 190);
/* oklch */ color: oklch(53.4% 0.143 258.3);

Tailwind

colors: {
  custom: {
    50: '#7d94d2',
    500: '#336bbe',
    950: '#000000',
  },
}

SCSS

$custom: #336bbe;
$custom-light: #7d94d2;
$custom-dark: #000000;

JSON

{
  "hex": "#336bbe",
  "rgb": {
    "r": 51,
    "g": 107,
    "b": 190
  },
  "hsl": {
    "h": 215.827,
    "s": 57.676,
    "l": 47.255
  },
  "oklch": {
    "l": 0.53358,
    "c": 0.14305,
    "h": 258.3
  },
  "luminance": 0.14937
}

Semantic roles & 50–950 ramp

primary

#336BBE

secondary

#CAAD83

accent

#A347E1

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #336BBE

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

Preview Lab → · Contrast checker → · Palette generator →