#2A3FA2#2A3FA2

#2A3FA2 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.6% C 0.161 H 269.0°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#2A3FA2
RGB	rgb(42, 63, 162)
HSL	hsl(230, 59%, 40%)
HSV	hsv(230, 74%, 64%)
CMYK	cmyk(74.1%, 61.1%, 0%, 36.5%)
CIE-LAB	lab(31.01, 27.38, -55.92)
CIE-LCH	lch(31.01, 62.26, 296.09°)
OKLab	oklab(41.58% -0.0029 -0.1614)
OKLCH	oklch(41.58% 0.161 269)
XYZ	xyz(9.2517, 6.6549, 34.9724)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3FA2 #A28D2A

analogous

#2A7BA2 #2A3FA2 #512AA2

triadic

#2A3FA2 #A22A3F #3FA22A

tetradic

#2A3FA2 #A22A7B #A28D2A #2AA251

square

#2A3FA2 #A22A7B #A28D2A #2AA251

split-complementary

#2A3FA2 #A2512A #7BA22A

monochromatic

#111941 #1D2C71 #2A3FA2 #3D56CD #6D80D9

Accessibility & contrast

On white

9.01

#2A3FA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2A3FA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3FA2

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3FA2	#FFFFFF	#000000	##FFFFFF
##2A3FA2	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA5

Deuteranopia (green-blind)

#0044A0

Tritanopia (blue-blind)

#00586A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2a3fa2;
/* rgb */ color: rgb(42, 63, 162);
/* oklch */ color: oklch(41.6% 0.161 269.0);

Tailwind

colors: {
  custom: {
    50: '#7573be',
    500: '#2a3fa2',
    950: '#000000',
  },
}

SCSS

$custom: #2a3fa2;
$custom-light: #7573be;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3fa2",
  "rgb": {
    "r": 42,
    "g": 63,
    "b": 162
  },
  "hsl": {
    "h": 229.5,
    "s": 58.824,
    "l": 40
  },
  "oklch": {
    "l": 0.41581,
    "c": 0.16148,
    "h": 269
  },
  "luminance": 0.06656
}

Semantic roles & 50–950 ramp

primary

#2A3FA2

secondary

#C0B168

accent

#C746E2

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2A3FA2

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

Preview Lab → · Contrast checker → · Palette generator →