#2A3CB7#2A3CB7

#2A3CB7 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 43.0% C 0.193 H 269.4°. Best body text is #FFFFFF at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#2A3CB7
RGB	rgb(42, 60, 183)
HSL	hsl(232, 63%, 44%)
HSV	hsv(232, 77%, 72%)
CMYK	cmyk(77%, 67.2%, 0%, 28.2%)
CIE-LAB	lab(32.13, 37.06, -66.64)
CIE-LCH	lch(32.13, 76.25, 299.08°)
OKLab	oklab(42.98% -0.0019 -0.1929)
OKLCH	oklch(42.98% 0.193 269.4)
XYZ	xyz(11.1150, 7.1416, 45.5832)
Luminance	0.0714 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3CB7 #B7A52A

analogous

#2A83B7 #2A3CB7 #5E2AB7

triadic

#2A3CB7 #B72A3C #3CB72A

tetradic

#2A3CB7 #B72A83 #B7A52A #2AB75E

square

#2A3CB7 #B72A83 #B7A52A #2AB75E

split-complementary

#2A3CB7 #B75E2A #83B72A

monochromatic

#131B53 #1F2C85 #2A3CB7 #495BD5 #7B88E1

Accessibility & contrast

On white

8.65

#2A3CB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2A3CB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3CB7

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3CB7	#FFFFFF	#000000	##FFFFFF
##2A3CB7	1.00	8.65	2.43	8.65
#FFFFFF	8.65	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BB

Deuteranopia (green-blind)

#0045B5

Tritanopia (blue-blind)

#005D74

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2a3cb7;
/* rgb */ color: rgb(42, 60, 183);
/* oklch */ color: oklch(43.0% 0.193 269.4);

Tailwind

colors: {
  custom: {
    50: '#7b72ce',
    500: '#2a3cb7',
    950: '#000000',
  },
}

SCSS

$custom: #2a3cb7;
$custom-light: #7b72ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3cb7",
  "rgb": {
    "r": 42,
    "g": 60,
    "b": 183
  },
  "hsl": {
    "h": 232.34,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42977,
    "c": 0.19288,
    "h": 269.4
  },
  "luminance": 0.07143
}

Semantic roles & 50–950 ramp

primary

#2A3CB7

secondary

#C9BE74

accent

#D142E6

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2A3CB7

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

Preview Lab → · Contrast checker → · Palette generator →