#2A40AD#2A40AD

#2A40AD is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.8% C 0.175 H 268.8°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#2A40AD
RGB	rgb(42, 64, 173)
HSL	hsl(230, 61%, 42%)
HSV	hsv(230, 76%, 68%)
CMYK	cmyk(75.7%, 63%, 0%, 32.2%)
CIE-LAB	lab(32.20, 30.83, -60.57)
CIE-LCH	lch(32.20, 67.97, 296.98°)
OKLab	oklab(42.76% -0.0038 -0.1751)
OKLCH	oklch(42.76% 0.175 268.8)
XYZ	xyz(10.3285, 7.1750, 40.3676)
Luminance	0.0718 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A40AD #AD972A

analogous

#2A81AD #2A40AD #562AAD

triadic

#2A40AD #AD2A40 #40AD2A

tetradic

#2A40AD #AD2A81 #AD972A #2AAD56

square

#2A40AD #AD2A81 #AD972A #2AAD56

split-complementary

#2A40AD #AD562A #81AD2A

monochromatic

#121C4B #1E2E7C #2A40AD #435BD1 #7486DD

Accessibility & contrast

On white

8.62

#2A40AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#2A40AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A40AD

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A40AD	#FFFFFF	#000000	##FFFFFF
##2A40AD	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B1

Deuteranopia (green-blind)

#0046AB

Tritanopia (blue-blind)

#005C70

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2a40ad;
/* rgb */ color: rgb(42, 64, 173);
/* oklch */ color: oklch(42.8% 0.175 268.8);

Tailwind

colors: {
  custom: {
    50: '#7874c6',
    500: '#2a40ad',
    950: '#000000',
  },
}

SCSS

$custom: #2a40ad;
$custom-light: #7874c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a40ad",
  "rgb": {
    "r": 42,
    "g": 64,
    "b": 173
  },
  "hsl": {
    "h": 229.924,
    "s": 60.93,
    "l": 42.157
  },
  "oklch": {
    "l": 0.42756,
    "c": 0.17512,
    "h": 268.8
  },
  "luminance": 0.07176
}

Semantic roles & 50–950 ramp

primary

#2A40AD

secondary

#C5B66E

accent

#C944E4

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2A40AD

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

Preview Lab → · Contrast checker → · Palette generator →