#2A3CA6#2A3CA6

#2A3CA6 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.4% C 0.171 H 269.7°. Best body text is #FFFFFF at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#2A3CA6
RGB	rgb(42, 60, 166)
HSL	hsl(231, 60%, 41%)
HSV	hsv(231, 75%, 65%)
CMYK	cmyk(74.7%, 63.9%, 0%, 34.9%)
CIE-LAB	lab(30.58, 30.85, -59.02)
CIE-LCH	lch(30.58, 66.60, 297.60°)
OKLab	oklab(41.37% -0.0009 -0.1706)
OKLCH	oklch(41.37% 0.171 269.7)
XYZ	xyz(9.4513, 6.4761, 36.8209)
Luminance	0.0648 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3CA6 #A6942A

analogous

#2A7AA6 #2A3CA6 #562AA6

triadic

#2A3CA6 #A62A3C #3CA62A

tetradic

#2A3CA6 #A62A7A #A6942A #2AA656

square

#2A3CA6 #A62A7A #A6942A #2AA656

split-complementary

#2A3CA6 #A6562A #7AA62A

monochromatic

#111944 #1E2A75 #2A3CA6 #3F54CE #707FDB

Accessibility & contrast

On white

9.15

#2A3CA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#2A3CA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3CA6

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3CA6	#FFFFFF	#000000	##FFFFFF
##2A3CA6	1.00	9.15	2.30	9.15
#FFFFFF	9.15	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA9

Deuteranopia (green-blind)

#0042A4

Tritanopia (blue-blind)

#00586B

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2a3ca6;
/* rgb */ color: rgb(42, 60, 166);
/* oklch */ color: oklch(41.4% 0.171 269.7);

Tailwind

colors: {
  custom: {
    50: '#7671c1',
    500: '#2a3ca6',
    950: '#000000',
  },
}

SCSS

$custom: #2a3ca6;
$custom-light: #7671c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3ca6",
  "rgb": {
    "r": 42,
    "g": 60,
    "b": 166
  },
  "hsl": {
    "h": 231.29,
    "s": 59.615,
    "l": 40.784
  },
  "oklch": {
    "l": 0.41374,
    "c": 0.17059,
    "h": 269.7
  },
  "luminance": 0.06477
}

Semantic roles & 50–950 ramp

primary

#2A3CA6

secondary

#C2B56A

accent

#CC45E3

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2A3CA6

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

Preview Lab → · Contrast checker → · Palette generator →