#2847AF#2847AF

#2847AF is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.2% C 0.170 H 266.6°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#2847AF
RGB	rgb(40, 71, 175)
HSL	hsl(226, 63%, 42%)
HSV	hsv(226, 77%, 69%)
CMYK	cmyk(77.1%, 59.4%, 0%, 31.4%)
CIE-LAB	lab(34.09, 26.75, -58.68)
CIE-LCH	lch(34.09, 64.49, 294.50°)
OKLab	oklab(44.19% -0.0102 -0.1695)
OKLCH	oklch(44.19% 0.17 266.6)
XYZ	xyz(10.8635, 8.0515, 41.5307)
Luminance	0.0805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2847AF #AF9028

analogous

#288BAF #2847AF #4C28AF

triadic

#2847AF #AF2847 #47AF28

tetradic

#2847AF #AF288B #AF9028 #28AF4C

square

#2847AF #AF288B #AF9028 #28AF4C

split-complementary

#2847AF #AF4C28 #8BAF28

monochromatic

#111F4B #1D337D #2847AF #4162D4 #738BDF

Accessibility & contrast

On white

8.04

#2847AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2847AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2847AF

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2847AF	#FFFFFF	#000000	##FFFFFF
##2847AF	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B2

Deuteranopia (green-blind)

#004AAD

Tritanopia (blue-blind)

#006174

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2847af;
/* rgb */ color: rgb(40, 71, 175);
/* oklch */ color: oklch(44.2% 0.170 266.6);

Tailwind

colors: {
  custom: {
    50: '#7779c8',
    500: '#2847af',
    950: '#000000',
  },
}

SCSS

$custom: #2847af;
$custom-light: #7779c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2847af",
  "rgb": {
    "r": 40,
    "g": 71,
    "b": 175
  },
  "hsl": {
    "h": 226.222,
    "s": 62.791,
    "l": 42.157
  },
  "oklch": {
    "l": 0.44186,
    "c": 0.16981,
    "h": 266.6
  },
  "luminance": 0.08053
}

Semantic roles & 50–950 ramp

primary

#2847AF

secondary

#C6B26D

accent

#C042E6

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2847AF

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

Preview Lab → · Contrast checker → · Palette generator →