#2736B1#2736B1

#2736B1 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.2% C 0.193 H 269.7°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#2736B1
RGB	rgb(39, 54, 177)
HSL	hsl(233, 64%, 42%)
HSV	hsv(233, 78%, 69%)
CMYK	cmyk(78%, 69.5%, 0%, 30.6%)
CIE-LAB	lab(30.02, 38.39, -66.55)
CIE-LCH	lch(30.02, 76.83, 299.98°)
OKLab	oklab(41.23% -0.0012 -0.1927)
OKLCH	oklch(41.23% 0.193 269.7)
XYZ	xyz(10.0890, 6.2429, 42.2597)
Luminance	0.0624 (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

#2736B1 #B1A227

analogous

#277BB1 #2736B1 #5D27B1

triadic

#2736B1 #B12736 #36B127

tetradic

#2736B1 #B1277B #B1A227 #27B15D

square

#2736B1 #B1277B #B1A227 #27B15D

split-complementary

#2736B1 #B15D27 #7BB127

monochromatic

#11174D #1C277F #2736B1 #4050D5 #727EE0

Accessibility & contrast

On white

9.34

#2736B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2736B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2736B1

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2736B1	#FFFFFF	#000000	##FFFFFF
##2736B1	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB5

Deuteranopia (green-blind)

#0040AF

Tritanopia (blue-blind)

#00586F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2736b1;
/* rgb */ color: rgb(39, 54, 177);
/* oklch */ color: oklch(41.2% 0.193 269.7);

Tailwind

colors: {
  custom: {
    50: '#796dc9',
    500: '#2736b1',
    950: '#000000',
  },
}

SCSS

$custom: #2736b1;
$custom-light: #796dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2736b1",
  "rgb": {
    "r": 39,
    "g": 54,
    "b": 177
  },
  "hsl": {
    "h": 233.478,
    "s": 63.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.41232,
    "c": 0.19268,
    "h": 269.7
  },
  "luminance": 0.06244
}

Semantic roles & 50–950 ramp

primary

#2736B1

secondary

#C7BD6D

accent

#D541E7

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2736B1

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

Preview Lab → · Contrast checker → · Palette generator →