#2A3DAC#2A3DAC

#2A3DAC is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.1% C 0.177 H 269.4°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#2A3DAC
RGB	rgb(42, 61, 172)
HSL	hsl(231, 61%, 42%)
HSV	hsv(231, 76%, 67%)
CMYK	cmyk(75.6%, 64.5%, 0%, 32.5%)
CIE-LAB	lab(31.36, 32.42, -61.34)
CIE-LCH	lch(31.36, 69.38, 297.85°)
OKLab	oklab(42.11% -0.0018 -0.1774)
OKLCH	oklch(42.11% 0.177 269.4)
XYZ	xyz(10.0674, 6.8072, 39.8051)
Luminance	0.0681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3DAC #AC992A

analogous

#2A7EAC #2A3DAC #582AAC

triadic

#2A3DAC #AC2A3D #3DAC2A

tetradic

#2A3DAC #AC2A7E #AC992A #2AAC58

square

#2A3DAC #AC2A7E #AC992A #2AAC58

split-complementary

#2A3DAC #AC582A #7EAC2A

monochromatic

#121A4A #1E2C7B #2A3DAC #4257D1 #7383DD

Accessibility & contrast

On white

8.89

#2A3DAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#2A3DAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3DAC

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3DAC	#FFFFFF	#000000	##FFFFFF
##2A3DAC	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B0

Deuteranopia (green-blind)

#0044AA

Tritanopia (blue-blind)

#005A6F

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2a3dac;
/* rgb */ color: rgb(42, 61, 172);
/* oklch */ color: oklch(42.1% 0.177 269.4);

Tailwind

colors: {
  custom: {
    50: '#7872c6',
    500: '#2a3dac',
    950: '#000000',
  },
}

SCSS

$custom: #2a3dac;
$custom-light: #7872c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3dac",
  "rgb": {
    "r": 42,
    "g": 61,
    "b": 172
  },
  "hsl": {
    "h": 231.231,
    "s": 60.748,
    "l": 41.961
  },
  "oklch": {
    "l": 0.42112,
    "c": 0.17739,
    "h": 269.4
  },
  "luminance": 0.06808
}

Semantic roles & 50–950 ramp

primary

#2A3DAC

secondary

#C4B86D

accent

#CC44E4

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2A3DAC

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

Preview Lab → · Contrast checker → · Palette generator →