#2A3AAD#2A3AAD

#2A3AAD is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.7% C 0.182 H 270.0°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#2A3AAD
RGB	rgb(42, 58, 173)
HSL	hsl(233, 61%, 42%)
HSV	hsv(233, 76%, 68%)
CMYK	cmyk(75.7%, 66.5%, 0%, 32.2%)
CIE-LAB	lab(30.72, 34.72, -62.99)
CIE-LCH	lch(30.72, 71.93, 298.86°)
OKLab	oklab(41.67% 0 -0.1822)
OKLCH	oklch(41.67% 0.182 270)
XYZ	xyz(10.0081, 6.5344, 40.2609)
Luminance	0.0654 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.49

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3AAD #AD9D2A

analogous

#2A7BAD #2A3AAD #5C2AAD

triadic

#2A3AAD #AD2A3A #3AAD2A

tetradic

#2A3AAD #AD2A7B #AD9D2A #2AAD5C

square

#2A3AAD #AD2A7B #AD9D2A #2AAD5C

split-complementary

#2A3AAD #AD5C2A #7BAD2A

monochromatic

#12194B #1E297C #2A3AAD #4354D1 #7481DD

Accessibility & contrast

On white

9.10

#2A3AAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#2A3AAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3AAD

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3AAD	#FFFFFF	#000000	##FFFFFF
##2A3AAD	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB1

Deuteranopia (green-blind)

#0042AB

Tritanopia (blue-blind)

#00596E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2a3aad;
/* rgb */ color: rgb(42, 58, 173);
/* oklch */ color: oklch(41.7% 0.182 270.0);

Tailwind

colors: {
  custom: {
    50: '#7870c6',
    500: '#2a3aad',
    950: '#000000',
  },
}

SCSS

$custom: #2a3aad;
$custom-light: #7870c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3aad",
  "rgb": {
    "r": 42,
    "g": 58,
    "b": 173
  },
  "hsl": {
    "h": 232.672,
    "s": 60.93,
    "l": 42.157
  },
  "oklch": {
    "l": 0.4167,
    "c": 0.18223,
    "h": 270
  },
  "luminance": 0.06535
}

Semantic roles & 50–950 ramp

primary

#2A3AAD

secondary

#C5BA6E

accent

#D044E4

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2A3AAD

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

Preview Lab → · Contrast checker → · Palette generator →