#2A47B3#2A47B3

#2A47B3 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.6% C 0.175 H 267.2°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#2A47B3
RGB	rgb(42, 71, 179)
HSL	hsl(227, 62%, 43%)
HSV	hsv(227, 77%, 70%)
CMYK	cmyk(76.5%, 60.3%, 0%, 29.8%)
CIE-LAB	lab(34.50, 28.48, -60.38)
CIE-LCH	lch(34.50, 66.76, 295.25°)
OKLab	oklab(44.62% -0.0084 -0.1744)
OKLCH	oklch(44.62% 0.175 267.2)
XYZ	xyz(11.3419, 8.2521, 43.6342)
Luminance	0.0825 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A47B3 #B3962A

analogous

#2A8BB3 #2A47B3 #512AB3

triadic

#2A47B3 #B32A47 #47B32A

tetradic

#2A47B3 #B32A8B #B3962A #2AB351

square

#2A47B3 #B32A8B #B3962A #2AB351

split-complementary

#2A47B3 #B3512A #8BB32A

monochromatic

#132050 #1E3381 #2A47B3 #4664D4 #788EDF

Accessibility & contrast

On white

7.92

#2A47B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#2A47B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A47B3

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A47B3	#FFFFFF	#000000	##FFFFFF
##2A47B3	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B7

Deuteranopia (green-blind)

#004BB1

Tritanopia (blue-blind)

#006276

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2a47b3;
/* rgb */ color: rgb(42, 71, 179);
/* oklch */ color: oklch(44.6% 0.175 267.2);

Tailwind

colors: {
  custom: {
    50: '#7979cb',
    500: '#2a47b3',
    950: '#000000',
  },
}

SCSS

$custom: #2a47b3;
$custom-light: #7979cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a47b3",
  "rgb": {
    "r": 42,
    "g": 71,
    "b": 179
  },
  "hsl": {
    "h": 227.299,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.44619,
    "c": 0.17464,
    "h": 267.2
  },
  "luminance": 0.08253
}

Semantic roles & 50–950 ramp

primary

#2A47B3

secondary

#C7B572

accent

#C343E5

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2A47B3

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

Preview Lab → · Contrast checker → · Palette generator →