#2729A1#2729A1

#2729A1 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.5% C 0.186 H 272.2°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#2729A1
RGB	rgb(39, 41, 161)
HSL	hsl(239, 61%, 39%)
HSV	hsv(239, 76%, 63%)
CMYK	cmyk(75.8%, 74.5%, 0%, 36.9%)
CIE-LAB	lab(25.53, 40.66, -64.31)
CIE-LCH	lch(25.53, 76.08, 302.30°)
OKLab	oklab(37.52% 0.0072 -0.1861)
OKLCH	oklch(37.52% 0.186 272.2)
XYZ	xyz(8.0605, 4.5896, 34.1724)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2729A1 #A19F27

analogous

#2766A1 #2729A1 #6227A1

triadic

#2729A1 #A12729 #29A127

tetradic

#2729A1 #A12766 #A19F27 #27A162

square

#2729A1 #A12766 #A19F27 #27A162

split-complementary

#2729A1 #A16227 #66A127

monochromatic

#0F103E #1B1C70 #2729A1 #3739CE #686ADA

Accessibility & contrast

On white

10.95

#2729A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2729A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2729A1

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2729A1	#FFFFFF	#000000	##FFFFFF
##2729A1	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A5

Deuteranopia (green-blind)

#00369F

Tritanopia (blue-blind)

#004C63

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2729a1;
/* rgb */ color: rgb(39, 41, 161);
/* oklch */ color: oklch(37.5% 0.186 272.2);

Tailwind

colors: {
  custom: {
    50: '#7664be',
    500: '#2729a1',
    950: '#000000',
  },
}

SCSS

$custom: #2729a1;
$custom-light: #7664be;
$custom-dark: #000000;

JSON

{
  "hex": "#2729a1",
  "rgb": {
    "r": 39,
    "g": 41,
    "b": 161
  },
  "hsl": {
    "h": 239.016,
    "s": 61,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37523,
    "c": 0.18627,
    "h": 272.2
  },
  "luminance": 0.0459
}

Semantic roles & 50–950 ramp

primary

#2729A1

secondary

#C0BF63

accent

#E144E4

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2729A1

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

Preview Lab → · Contrast checker → · Palette generator →