#336CBE#336CBE

#336CBE is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.6% C 0.142 H 257.8°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#336CBE
RGB	rgb(51, 108, 190)
HSL	hsl(215, 58%, 47%)
HSV	hsv(215, 73%, 75%)
CMYK	cmyk(73.2%, 43.2%, 0%, 25.5%)
CIE-LAB	lab(45.83, 9.67, -48.50)
CIE-LCH	lch(45.83, 49.45, 281.27°)
OKLab	oklab(53.58% -0.0299 -0.1387)
OKLCH	oklch(53.58% 0.142 257.8)
XYZ	xyz(16.0187, 15.1449, 50.7842)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336CBE #BE8533

analogous

#33B1BE #336CBE #4033BE

triadic

#336CBE #BE336C #6CBE33

tetradic

#336CBE #BE33B1 #BE8533 #33BE40

square

#336CBE #BE33B1 #BE8533 #33BE40

split-complementary

#336CBE #BE4033 #B1BE33

monochromatic

#19355E #26518E #336CBE #5B8CD3 #8BAEE0

Accessibility & contrast

On white

5.21

#336CBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#336CBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336CBE

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336CBE	#FFFFFF	#000000	##FFFFFF
##336CBE	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4473C1

Deuteranopia (green-blind)

#2B67BC

Tritanopia (blue-blind)

#007F8C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #336cbe;
/* rgb */ color: rgb(51, 108, 190);
/* oklch */ color: oklch(53.6% 0.142 257.8);

Tailwind

colors: {
  custom: {
    50: '#7d95d2',
    500: '#336cbe',
    950: '#000000',
  },
}

SCSS

$custom: #336cbe;
$custom-light: #7d95d2;
$custom-dark: #000000;

JSON

{
  "hex": "#336cbe",
  "rgb": {
    "r": 51,
    "g": 108,
    "b": 190
  },
  "hsl": {
    "h": 215.396,
    "s": 57.676,
    "l": 47.255
  },
  "oklch": {
    "l": 0.5358,
    "c": 0.1419,
    "h": 257.8
  },
  "luminance": 0.15147
}

Semantic roles & 50–950 ramp

primary

#336CBE

secondary

#CAAD83

accent

#A247E1

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #336CBE

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

Preview Lab → · Contrast checker → · Palette generator →