#2A3CA0#2A3CA0

#2A3CA0 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.8% C 0.162 H 269.7°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#2A3CA0
RGB	rgb(42, 60, 160)
HSL	hsl(231, 58%, 40%)
HSV	hsv(231, 74%, 63%)
CMYK	cmyk(73.8%, 62.5%, 0%, 37.3%)
CIE-LAB	lab(30.06, 28.62, -56.26)
CIE-LCH	lch(30.06, 63.12, 296.97°)
OKLab	oklab(40.83% -0.0007 -0.1625)
OKLCH	oklch(40.83% 0.162 269.7)
XYZ	xyz(8.9137, 6.2611, 33.9896)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3CA0 #A08E2A

analogous

#2A77A0 #2A3CA0 #532AA0

triadic

#2A3CA0 #A02A3C #3CA02A

tetradic

#2A3CA0 #A02A77 #A08E2A #2AA053

square

#2A3CA0 #A02A77 #A08E2A #2AA053

split-complementary

#2A3CA0 #A0532A #77A02A

monochromatic

#11183F #1D2A70 #2A3CA0 #3C52CC #6C7DD8

Accessibility & contrast

On white

9.32

#2A3CA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2A3CA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3CA0

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3CA0	#FFFFFF	#000000	##FFFFFF
##2A3CA0	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA3

Deuteranopia (green-blind)

#00419E

Tritanopia (blue-blind)

#005668

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2a3ca0;
/* rgb */ color: rgb(42, 60, 160);
/* oklch */ color: oklch(40.8% 0.162 269.7);

Tailwind

colors: {
  custom: {
    50: '#7571bd',
    500: '#2a3ca0',
    950: '#000000',
  },
}

SCSS

$custom: #2a3ca0;
$custom-light: #7571bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3ca0",
  "rgb": {
    "r": 42,
    "g": 60,
    "b": 160
  },
  "hsl": {
    "h": 230.847,
    "s": 58.416,
    "l": 39.608
  },
  "oklch": {
    "l": 0.40828,
    "c": 0.16247,
    "h": 269.7
  },
  "luminance": 0.06262
}

Semantic roles & 50–950 ramp

primary

#2A3CA0

secondary

#BFB267

accent

#CA46E2

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2A3CA0

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

Preview Lab → · Contrast checker → · Palette generator →