#2729A4#2729A4

#2729A4 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.8% C 0.190 H 272.0°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#2729A4
RGB	rgb(39, 41, 164)
HSL	hsl(239, 62%, 40%)
HSV	hsv(239, 76%, 64%)
CMYK	cmyk(76.2%, 75%, 0%, 35.7%)
CIE-LAB	lab(25.85, 41.68, -65.60)
CIE-LCH	lch(25.85, 77.72, 302.43°)
OKLab	oklab(37.85% 0.0067 -0.1899)
OKLCH	oklch(37.85% 0.19 272)
XYZ	xyz(8.3282, 4.6967, 35.5824)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2729A4 #A4A227

analogous

#2768A4 #2729A4 #6427A4

triadic

#2729A4 #A42729 #29A427

tetradic

#2729A4 #A42768 #A4A227 #27A464

square

#2729A4 #A42768 #A4A227 #27A464

split-complementary

#2729A4 #A46427 #68A427

monochromatic

#0F1041 #1B1D73 #2729A4 #383BD0 #6A6CDC

Accessibility & contrast

On white

10.83

#2729A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#2729A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2729A4

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2729A4	#FFFFFF	#000000	##FFFFFF
##2729A4	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A8

Deuteranopia (green-blind)

#0037A2

Tritanopia (blue-blind)

#004D64

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2729a4;
/* rgb */ color: rgb(39, 41, 164);
/* oklch */ color: oklch(37.8% 0.190 272.0);

Tailwind

colors: {
  custom: {
    50: '#7764c0',
    500: '#2729a4',
    950: '#000000',
  },
}

SCSS

$custom: #2729a4;
$custom-light: #7764c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2729a4",
  "rgb": {
    "r": 39,
    "g": 41,
    "b": 164
  },
  "hsl": {
    "h": 239.04,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.37846,
    "c": 0.19,
    "h": 272
  },
  "luminance": 0.04698
}

Semantic roles & 50–950 ramp

primary

#2729A4

secondary

#C2C065

accent

#E243E5

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2729A4

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

Preview Lab → · Contrast checker → · Palette generator →