#2A3CA2#2A3CA2

#2A3CA2 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.0% C 0.165 H 269.7°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#2A3CA2
RGB	rgb(42, 60, 162)
HSL	hsl(231, 59%, 40%)
HSV	hsv(231, 74%, 64%)
CMYK	cmyk(74.1%, 63%, 0%, 36.5%)
CIE-LAB	lab(30.23, 29.37, -57.18)
CIE-LCH	lch(30.23, 64.28, 297.19°)
OKLab	oklab(41.01% -0.0008 -0.1652)
OKLCH	oklch(41.01% 0.165 269.7)
XYZ	xyz(9.0901, 6.3316, 34.9185)
Luminance	0.0633 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3CA2 #A2902A

analogous

#2A78A2 #2A3CA2 #542AA2

triadic

#2A3CA2 #A22A3C #3CA22A

tetradic

#2A3CA2 #A22A78 #A2902A #2AA254

square

#2A3CA2 #A22A78 #A2902A #2AA254

split-complementary

#2A3CA2 #A2542A #78A22A

monochromatic

#111841 #1D2A71 #2A3CA2 #3D52CD #6D7DD9

Accessibility & contrast

On white

9.26

#2A3CA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2A3CA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3CA2

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3CA2	#FFFFFF	#000000	##FFFFFF
##2A3CA2	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA5

Deuteranopia (green-blind)

#0042A0

Tritanopia (blue-blind)

#005669

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2a3ca2;
/* rgb */ color: rgb(42, 60, 162);
/* oklch */ color: oklch(41.0% 0.165 269.7);

Tailwind

colors: {
  custom: {
    50: '#7571be',
    500: '#2a3ca2',
    950: '#000000',
  },
}

SCSS

$custom: #2a3ca2;
$custom-light: #7571be;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3ca2",
  "rgb": {
    "r": 42,
    "g": 60,
    "b": 162
  },
  "hsl": {
    "h": 231,
    "s": 58.824,
    "l": 40
  },
  "oklch": {
    "l": 0.41009,
    "c": 0.1652,
    "h": 269.7
  },
  "luminance": 0.06333
}

Semantic roles & 50–950 ramp

primary

#2A3CA2

secondary

#C0B368

accent

#CB46E2

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2A3CA2

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

Preview Lab → · Contrast checker → · Palette generator →