#2A3AA9#2A3AA9

#2A3AA9 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.3% C 0.177 H 270.1°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#2A3AA9
RGB	rgb(42, 58, 169)
HSL	hsl(232, 60%, 41%)
HSV	hsv(232, 75%, 66%)
CMYK	cmyk(75.1%, 65.7%, 0%, 33.7%)
CIE-LAB	lab(30.36, 33.26, -61.20)
CIE-LCH	lch(30.36, 69.65, 298.52°)
OKLab	oklab(41.29% 0.0002 -0.177)
OKLCH	oklch(41.29% 0.177 270.1)
XYZ	xyz(9.6269, 6.3819, 38.2529)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3AA9 #A9992A

analogous

#2A7AA9 #2A3AA9 #5A2AA9

triadic

#2A3AA9 #A92A3A #3AA92A

tetradic

#2A3AA9 #A92A7A #A9992A #2AA95A

square

#2A3AA9 #A92A7A #A9992A #2AA95A

split-complementary

#2A3AA9 #A95A2A #7AA92A

monochromatic

#121847 #1E2978 #2A3AA9 #4153D0 #727FDC

Accessibility & contrast

On white

9.22

#2A3AA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#2A3AA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3AA9

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3AA9	#FFFFFF	#000000	##FFFFFF
##2A3AA9	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAD

Deuteranopia (green-blind)

#0042A7

Tritanopia (blue-blind)

#00576C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2a3aa9;
/* rgb */ color: rgb(42, 58, 169);
/* oklch */ color: oklch(41.3% 0.177 270.1);

Tailwind

colors: {
  custom: {
    50: '#7770c4',
    500: '#2a3aa9',
    950: '#000000',
  },
}

SCSS

$custom: #2a3aa9;
$custom-light: #7770c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3aa9",
  "rgb": {
    "r": 42,
    "g": 58,
    "b": 169
  },
  "hsl": {
    "h": 232.441,
    "s": 60.19,
    "l": 41.373
  },
  "oklch": {
    "l": 0.4129,
    "c": 0.17697,
    "h": 270.1
  },
  "luminance": 0.06383
}

Semantic roles & 50–950 ramp

primary

#2A3AA9

secondary

#C3B86C

accent

#CF44E3

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2A3AA9

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

Preview Lab → · Contrast checker → · Palette generator →