#2736A4#2736A4

#2736A4 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.9% C 0.176 H 270.0°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#2736A4
RGB	rgb(39, 54, 164)
HSL	hsl(233, 62%, 40%)
HSV	hsv(233, 76%, 64%)
CMYK	cmyk(76.2%, 67.1%, 0%, 35.7%)
CIE-LAB	lab(28.77, 33.69, -60.80)
CIE-LCH	lch(28.77, 69.50, 298.99°)
OKLab	oklab(39.95% 0 -0.1759)
OKLCH	oklch(39.95% 0.176 270)
XYZ	xyz(8.8544, 5.7490, 35.7578)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2736A4 #A49527

analogous

#2775A4 #2736A4 #5727A4

triadic

#2736A4 #A42736 #36A427

tetradic

#2736A4 #A42775 #A49527 #27A457

square

#2736A4 #A42775 #A49527 #27A457

split-complementary

#2736A4 #A45727 #75A427

monochromatic

#0F1541 #1B2673 #2736A4 #384BD0 #6A78DC

Accessibility & contrast

On white

9.77

#2736A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2736A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2736A4

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2736A4	#FFFFFF	#000000	##FFFFFF
##2736A4	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA7

Deuteranopia (green-blind)

#003EA2

Tritanopia (blue-blind)

#005368

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2736a4;
/* rgb */ color: rgb(39, 54, 164);
/* oklch */ color: oklch(39.9% 0.176 270.0);

Tailwind

colors: {
  custom: {
    50: '#756dc0',
    500: '#2736a4',
    950: '#000000',
  },
}

SCSS

$custom: #2736a4;
$custom-light: #756dc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2736a4",
  "rgb": {
    "r": 39,
    "g": 54,
    "b": 164
  },
  "hsl": {
    "h": 232.8,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.39948,
    "c": 0.17588,
    "h": 270
  },
  "luminance": 0.0575
}

Semantic roles & 50–950 ramp

primary

#2736A4

secondary

#C2B765

accent

#D143E5

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2736A4

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

Preview Lab → · Contrast checker → · Palette generator →