#2A47A5#2A47A5

#2A47A5 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.4% C 0.156 H 266.7°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#2A47A5
RGB	rgb(42, 71, 165)
HSL	hsl(226, 59%, 41%)
HSV	hsv(226, 75%, 65%)
CMYK	cmyk(74.5%, 57%, 0%, 35.3%)
CIE-LAB	lab(33.38, 23.17, -53.86)
CIE-LCH	lch(33.38, 58.63, 293.28°)
OKLab	oklab(43.43% -0.0089 -0.1553)
OKLCH	oklch(43.43% 0.156 266.7)
XYZ	xyz(9.9972, 7.7143, 36.5521)
Luminance	0.0771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A47A5 #A5882A

analogous

#2A84A5 #2A47A5 #4B2AA5

triadic

#2A47A5 #A52A47 #47A52A

tetradic

#2A47A5 #A52A84 #A5882A #2AA54B

square

#2A47A5 #A52A84 #A5882A #2AA54B

split-complementary

#2A47A5 #A54B2A #84A52A

monochromatic

#111D43 #1E3274 #2A47A5 #3E60CE #6F88DA

Accessibility & contrast

On white

8.26

#2A47A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2A47A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A47A5

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A47A5	#FFFFFF	#000000	##FFFFFF
##2A47A5	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A8

Deuteranopia (green-blind)

#0049A3

Tritanopia (blue-blind)

#005E6F

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2a47a5;
/* rgb */ color: rgb(42, 71, 165);
/* oklch */ color: oklch(43.4% 0.156 266.7);

Tailwind

colors: {
  custom: {
    50: '#7579c0',
    500: '#2a47a5',
    950: '#000000',
  },
}

SCSS

$custom: #2a47a5;
$custom-light: #7579c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a47a5",
  "rgb": {
    "r": 42,
    "g": 71,
    "b": 165
  },
  "hsl": {
    "h": 225.854,
    "s": 59.42,
    "l": 40.588
  },
  "oklch": {
    "l": 0.43429,
    "c": 0.15555,
    "h": 266.7
  },
  "luminance": 0.07715
}

Semantic roles & 50–950 ramp

primary

#2A47A5

secondary

#C1AD69

accent

#BD45E3

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2A47A5

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

Preview Lab → · Contrast checker → · Palette generator →