#2728A2#2728A2

#2728A2 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.5% C 0.189 H 272.3°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#2728A2
RGB	rgb(39, 40, 162)
HSL	hsl(240, 61%, 39%)
HSV	hsv(240, 76%, 64%)
CMYK	cmyk(75.9%, 75.3%, 0%, 36.5%)
CIE-LAB	lab(25.43, 41.58, -65.08)
CIE-LCH	lch(25.43, 77.23, 302.57°)
OKLab	oklab(37.48% 0.0075 -0.1884)
OKLCH	oklch(37.48% 0.189 272.3)
XYZ	xyz(8.1149, 4.5567, 34.6273)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2728A2 #A2A127

analogous

#2766A2 #2728A2 #6427A2

triadic

#2728A2 #A22728 #28A227

tetradic

#2728A2 #A22766 #A2A127 #27A264

square

#2728A2 #A22766 #A2A127 #27A264

split-complementary

#2728A2 #A26427 #66A227

monochromatic

#0F103F #1B1C71 #2728A2 #3739CF #696ADB

Accessibility & contrast

On white

10.99

#2728A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2728A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2728A2

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2728A2	#FFFFFF	#000000	##FFFFFF
##2728A2	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A6

Deuteranopia (green-blind)

#0036A0

Tritanopia (blue-blind)

#004C63

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2728a2;
/* rgb */ color: rgb(39, 40, 162);
/* oklch */ color: oklch(37.5% 0.189 272.3);

Tailwind

colors: {
  custom: {
    50: '#7664bf',
    500: '#2728a2',
    950: '#000000',
  },
}

SCSS

$custom: #2728a2;
$custom-light: #7664bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2728a2",
  "rgb": {
    "r": 39,
    "g": 40,
    "b": 162
  },
  "hsl": {
    "h": 239.512,
    "s": 61.194,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37484,
    "c": 0.18851,
    "h": 272.3
  },
  "luminance": 0.04558
}

Semantic roles & 50–950 ramp

primary

#2728A2

secondary

#C1C064

accent

#E343E4

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2728A2

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

Preview Lab → · Contrast checker → · Palette generator →