#2B47AD#2B47AD

#2B47AD is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.1% C 0.166 H 267.4°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#2B47AD
RGB	rgb(43, 71, 173)
HSL	hsl(227, 60%, 42%)
HSV	hsv(227, 75%, 68%)
CMYK	cmyk(75.1%, 59%, 0%, 32.2%)
CIE-LAB	lab(34.06, 26.33, -57.54)
CIE-LCH	lch(34.06, 63.28, 294.59°)
OKLab	oklab(44.15% -0.0077 -0.1661)
OKLCH	oklch(44.15% 0.166 267.4)
XYZ	xyz(10.7897, 8.0360, 40.5095)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B47AD #AD912B

analogous

#2B88AD #2B47AD #502BAD

triadic

#2B47AD #AD2B47 #47AD2B

tetradic

#2B47AD #AD2B88 #AD912B #2BAD50

square

#2B47AD #AD2B88 #AD912B #2BAD50

split-complementary

#2B47AD #AD502B #88AD2B

monochromatic

#131F4B #1F337C #2B47AD #4563D1 #768CDD

Accessibility & contrast

On white

8.05

#2B47AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2B47AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B47AD

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B47AD	#FFFFFF	#000000	##FFFFFF
##2B47AD	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	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: #2b47ad;
/* rgb */ color: rgb(43, 71, 173);
/* oklch */ color: oklch(44.1% 0.166 267.4);

Tailwind

colors: {
  custom: {
    50: '#7879c6',
    500: '#2b47ad',
    950: '#000000',
  },
}

SCSS

$custom: #2b47ad;
$custom-light: #7879c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b47ad",
  "rgb": {
    "r": 43,
    "g": 71,
    "b": 173
  },
  "hsl": {
    "h": 227.077,
    "s": 60.185,
    "l": 42.353
  },
  "oklch": {
    "l": 0.44147,
    "c": 0.16626,
    "h": 267.4
  },
  "luminance": 0.08037
}

Semantic roles & 50–950 ramp

primary

#2B47AD

secondary

#C4B26F

accent

#C144E3

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2B47AD

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

Preview Lab → · Contrast checker → · Palette generator →