#2D3AA4#2D3AA4

#2D3AA4 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.0% C 0.170 H 271.2°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#2D3AA4
RGB	rgb(45, 58, 164)
HSL	hsl(233, 57%, 41%)
HSV	hsv(233, 73%, 64%)
CMYK	cmyk(72.6%, 64.6%, 0%, 35.7%)
CIE-LAB	lab(30.07, 31.78, -58.66)
CIE-LCH	lch(30.07, 66.71, 298.45°)
OKLab	oklab(40.98% 0.0036 -0.1695)
OKLCH	oklch(40.98% 0.17 271.2)
XYZ	xyz(9.2938, 6.2634, 35.8339)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3AA4 #A4972D

analogous

#2D75A4 #2D3AA4 #5B2DA4

triadic

#2D3AA4 #A42D3A #3AA42D

tetradic

#2D3AA4 #A42D75 #A4972D #2DA45B

square

#2D3AA4 #A42D75 #A4972D #2DA45B

split-complementary

#2D3AA4 #A45B2D #75A42D

monochromatic

#131844 #202974 #2D3AA4 #4352CB #737ED9

Accessibility & contrast

On white

9.32

#2D3AA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2D3AA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3AA4

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3AA4	#FFFFFF	#000000	##FFFFFF
##2D3AA4	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA7

Deuteranopia (green-blind)

#0041A2

Tritanopia (blue-blind)

#005669

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2d3aa4;
/* rgb */ color: rgb(45, 58, 164);
/* oklch */ color: oklch(41.0% 0.170 271.2);

Tailwind

colors: {
  custom: {
    50: '#7770c0',
    500: '#2d3aa4',
    950: '#000000',
  },
}

SCSS

$custom: #2d3aa4;
$custom-light: #7770c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3aa4",
  "rgb": {
    "r": 45,
    "g": 58,
    "b": 164
  },
  "hsl": {
    "h": 233.445,
    "s": 56.938,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40983,
    "c": 0.1695,
    "h": 271.2
  },
  "luminance": 0.06264
}

Semantic roles & 50–950 ramp

primary

#2D3AA4

secondary

#C0B76D

accent

#D048E0

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2D3AA4

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

Preview Lab → · Contrast checker → · Palette generator →