#2A3CA9#2A3CA9

#2A3CA9 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.7% C 0.175 H 269.7°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#2A3CA9
RGB	rgb(42, 60, 169)
HSL	hsl(231, 60%, 41%)
HSV	hsv(231, 75%, 66%)
CMYK	cmyk(75.1%, 64.5%, 0%, 33.7%)
CIE-LAB	lab(30.85, 31.96, -60.39)
CIE-LCH	lch(30.85, 68.33, 297.89°)
OKLab	oklab(41.65% -0.001 -0.1746)
OKLCH	oklch(41.65% 0.175 269.7)
XYZ	xyz(9.7297, 6.5875, 38.2872)
Luminance	0.0659 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3CA9 #A9972A

analogous

#2A7CA9 #2A3CA9 #582AA9

triadic

#2A3CA9 #A92A3C #3CA92A

tetradic

#2A3CA9 #A92A7C #A9972A #2AA958

square

#2A3CA9 #A92A7C #A9972A #2AA958

split-complementary

#2A3CA9 #A9582A #7CA92A

monochromatic

#121947 #1E2B78 #2A3CA9 #4155D0 #7281DC

Accessibility & contrast

On white

9.06

#2A3CA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2A3CA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3CA9

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3CA9	#FFFFFF	#000000	##FFFFFF
##2A3CA9	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAC

Deuteranopia (green-blind)

#0043A7

Tritanopia (blue-blind)

#00596D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2a3ca9;
/* rgb */ color: rgb(42, 60, 169);
/* oklch */ color: oklch(41.7% 0.175 269.7);

Tailwind

colors: {
  custom: {
    50: '#7771c4',
    500: '#2a3ca9',
    950: '#000000',
  },
}

SCSS

$custom: #2a3ca9;
$custom-light: #7771c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3ca9",
  "rgb": {
    "r": 42,
    "g": 60,
    "b": 169
  },
  "hsl": {
    "h": 231.496,
    "s": 60.19,
    "l": 41.373
  },
  "oklch": {
    "l": 0.41651,
    "c": 0.1746,
    "h": 269.7
  },
  "luminance": 0.06589
}

Semantic roles & 50–950 ramp

primary

#2A3CA9

secondary

#C3B76C

accent

#CD44E3

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2A3CA9

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

Preview Lab → · Contrast checker → · Palette generator →