#2736B0#2736B0

#2736B0 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.1% C 0.191 H 269.7°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#2736B0
RGB	rgb(39, 54, 176)
HSL	hsl(233, 64%, 42%)
HSV	hsv(233, 78%, 69%)
CMYK	cmyk(77.8%, 69.3%, 0%, 31%)
CIE-LAB	lab(29.92, 38.03, -66.11)
CIE-LCH	lch(29.92, 76.27, 299.91°)
OKLab	oklab(41.13% -0.0011 -0.1914)
OKLCH	oklch(41.13% 0.191 269.7)
XYZ	xyz(9.9897, 6.2031, 41.7367)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2736B0 #B0A127

analogous

#277AB0 #2736B0 #5D27B0

triadic

#2736B0 #B02736 #36B027

tetradic

#2736B0 #B0277A #B0A127 #27B05D

square

#2736B0 #B0277A #B0A127 #27B05D

split-complementary

#2736B0 #B05D27 #7AB027

monochromatic

#11174C #1C277E #2736B0 #4050D5 #727EE0

Accessibility & contrast

On white

9.37

#2736B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#2736B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2736B0

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2736B0	#FFFFFF	#000000	##FFFFFF
##2736B0	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB4

Deuteranopia (green-blind)

#0040AE

Tritanopia (blue-blind)

#00586F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2736b0;
/* rgb */ color: rgb(39, 54, 176);
/* oklch */ color: oklch(41.1% 0.191 269.7);

Tailwind

colors: {
  custom: {
    50: '#786dc9',
    500: '#2736b0',
    950: '#000000',
  },
}

SCSS

$custom: #2736b0;
$custom-light: #786dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2736b0",
  "rgb": {
    "r": 39,
    "g": 54,
    "b": 176
  },
  "hsl": {
    "h": 233.431,
    "s": 63.721,
    "l": 42.157
  },
  "oklch": {
    "l": 0.41132,
    "c": 0.19141,
    "h": 269.7
  },
  "luminance": 0.06204
}

Semantic roles & 50–950 ramp

primary

#2736B0

secondary

#C7BD6C

accent

#D541E7

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2736B0

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

Preview Lab → · Contrast checker → · Palette generator →