#2728A7#2728A7

#2728A7 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 38.0% C 0.195 H 271.9°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#2728A7
RGB	rgb(39, 40, 167)
HSL	hsl(240, 62%, 40%)
HSV	hsv(240, 77%, 65%)
CMYK	cmyk(76.6%, 76%, 0%, 34.5%)
CIE-LAB	lab(25.97, 43.27, -67.21)
CIE-LCH	lch(25.97, 79.93, 302.77°)
OKLab	oklab(38.03% 0.0066 -0.1946)
OKLCH	oklch(38.03% 0.195 271.9)
XYZ	xyz(8.5682, 4.7380, 37.0147)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2728A7 #A7A627

analogous

#2768A7 #2728A7 #6627A7

triadic

#2728A7 #A72728 #28A727

tetradic

#2728A7 #A72768 #A7A627 #27A766

square

#2728A7 #A72768 #A7A627 #27A766

split-complementary

#2728A7 #A76627 #68A727

monochromatic

#101044 #1B1C75 #2728A7 #3A3BD1 #6C6DDD

Accessibility & contrast

On white

10.78

#2728A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#2728A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2728A7

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2728A7	#FFFFFF	#000000	##FFFFFF
##2728A7	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AB

Deuteranopia (green-blind)

#0037A5

Tritanopia (blue-blind)

#004E66

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2728a7;
/* rgb */ color: rgb(39, 40, 167);
/* oklch */ color: oklch(38.0% 0.195 271.9);

Tailwind

colors: {
  custom: {
    50: '#7764c2',
    500: '#2728a7',
    950: '#000000',
  },
}

SCSS

$custom: #2728a7;
$custom-light: #7764c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2728a7",
  "rgb": {
    "r": 39,
    "g": 40,
    "b": 167
  },
  "hsl": {
    "h": 239.531,
    "s": 62.136,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38029,
    "c": 0.19467,
    "h": 271.9
  },
  "luminance": 0.04739
}

Semantic roles & 50–950 ramp

primary

#2728A7

secondary

#C3C267

accent

#E443E5

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0513

muted

#7C7A82

Preview Lab

Preview with #2728A7

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

Preview Lab → · Contrast checker → · Palette generator →