#2A47B5#2A47B5

#2A47B5 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.8% C 0.177 H 267.3°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#2A47B5
RGB	rgb(42, 71, 181)
HSL	hsl(227, 62%, 44%)
HSV	hsv(227, 77%, 71%)
CMYK	cmyk(76.8%, 60.8%, 0%, 29%)
CIE-LAB	lab(34.67, 29.23, -61.29)
CIE-LCH	lch(34.67, 67.91, 295.50°)
OKLab	oklab(44.79% -0.0084 -0.1771)
OKLCH	oklch(44.79% 0.177 267.3)
XYZ	xyz(11.5457, 8.3336, 44.7072)
Luminance	0.0833 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A47B5 #B5982A

analogous

#2A8CB5 #2A47B5 #522AB5

triadic

#2A47B5 #B52A47 #47B52A

tetradic

#2A47B5 #B52A8C #B5982A #2AB552

square

#2A47B5 #B52A8C #B5982A #2AB552

split-complementary

#2A47B5 #B5522A #8CB52A

monochromatic

#132052 #1E3483 #2A47B5 #4865D4 #798FE0

Accessibility & contrast

On white

7.87

#2A47B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#2A47B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A47B5

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A47B5	#FFFFFF	#000000	##FFFFFF
##2A47B5	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B9

Deuteranopia (green-blind)

#004BB3

Tritanopia (blue-blind)

#006377

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2a47b5;
/* rgb */ color: rgb(42, 71, 181);
/* oklch */ color: oklch(44.8% 0.177 267.3);

Tailwind

colors: {
  custom: {
    50: '#7979cc',
    500: '#2a47b5',
    950: '#000000',
  },
}

SCSS

$custom: #2a47b5;
$custom-light: #7979cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a47b5",
  "rgb": {
    "r": 42,
    "g": 71,
    "b": 181
  },
  "hsl": {
    "h": 227.482,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.44794,
    "c": 0.17732,
    "h": 267.3
  },
  "luminance": 0.08335
}

Semantic roles & 50–950 ramp

primary

#2A47B5

secondary

#C8B673

accent

#C342E5

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2A47B5

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

Preview Lab → · Contrast checker → · Palette generator →