#2747AD#2747AD

#2747AD is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.0% C 0.167 H 266.2°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#2747AD
RGB	rgb(39, 71, 173)
HSL	hsl(226, 63%, 42%)
HSV	hsv(226, 77%, 68%)
CMYK	cmyk(77.5%, 59%, 0%, 32.2%)
CIE-LAB	lab(33.89, 25.87, -57.83)
CIE-LCH	lch(33.89, 63.35, 294.11°)
OKLab	oklab(43.97% -0.0111 -0.167)
OKLCH	oklch(43.97% 0.167 266.2)
XYZ	xyz(10.6301, 7.9537, 40.5020)
Luminance	0.0795 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2747AD #AD8D27

analogous

#278AAD #2747AD #4A27AD

triadic

#2747AD #AD2747 #47AD27

tetradic

#2747AD #AD278A #AD8D27 #27AD4A

square

#2747AD #AD278A #AD8D27 #27AD4A

split-complementary

#2747AD #AD4A27 #8AAD27

monochromatic

#101E49 #1C337B #2747AD #3E62D3 #708ADF

Accessibility & contrast

On white

8.10

#2747AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#2747AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2747AD

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2747AD	#FFFFFF	#000000	##FFFFFF
##2747AD	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B0

Deuteranopia (green-blind)

#004AAB

Tritanopia (blue-blind)

#006173

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2747ad;
/* rgb */ color: rgb(39, 71, 173);
/* oklch */ color: oklch(44.0% 0.167 266.2);

Tailwind

colors: {
  custom: {
    50: '#7679c6',
    500: '#2747ad',
    950: '#000000',
  },
}

SCSS

$custom: #2747ad;
$custom-light: #7679c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2747ad",
  "rgb": {
    "r": 39,
    "g": 71,
    "b": 173
  },
  "hsl": {
    "h": 225.672,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.43972,
    "c": 0.16737,
    "h": 266.2
  },
  "luminance": 0.07955
}

Semantic roles & 50–950 ramp

primary

#2747AD

secondary

#C6B06A

accent

#BF42E6

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2747AD

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

Preview Lab → · Contrast checker → · Palette generator →