#2A3BAC#2A3BAC

#2A3BAC is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.8% C 0.180 H 269.8°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#2A3BAC
RGB	rgb(42, 59, 172)
HSL	hsl(232, 61%, 42%)
HSV	hsv(232, 76%, 67%)
CMYK	cmyk(75.6%, 65.7%, 0%, 32.5%)
CIE-LAB	lab(30.87, 33.71, -62.15)
CIE-LCH	lch(30.87, 70.70, 298.48°)
OKLab	oklab(41.75% -0.0006 -0.1797)
OKLCH	oklch(41.75% 0.18 269.8)
XYZ	xyz(9.9627, 6.5977, 39.7701)
Luminance	0.0660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.64

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3BAC #AC9B2A

analogous

#2A7CAC #2A3BAC #5A2AAC

triadic

#2A3BAC #AC2A3B #3BAC2A

tetradic

#2A3BAC #AC2A7C #AC9B2A #2AAC5A

square

#2A3BAC #AC2A7C #AC9B2A #2AAC5A

split-complementary

#2A3BAC #AC5A2A #7CAC2A

monochromatic

#12194A #1E2A7B #2A3BAC #4255D1 #7381DD

Accessibility & contrast

On white

9.05

#2A3BAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2A3BAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3BAC

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3BAC	#FFFFFF	#000000	##FFFFFF
##2A3BAC	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB0

Deuteranopia (green-blind)

#0043AA

Tritanopia (blue-blind)

#00596E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2a3bac;
/* rgb */ color: rgb(42, 59, 172);
/* oklch */ color: oklch(41.8% 0.180 269.8);

Tailwind

colors: {
  custom: {
    50: '#7871c6',
    500: '#2a3bac',
    950: '#000000',
  },
}

SCSS

$custom: #2a3bac;
$custom-light: #7871c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3bac",
  "rgb": {
    "r": 42,
    "g": 59,
    "b": 172
  },
  "hsl": {
    "h": 232.154,
    "s": 60.748,
    "l": 41.961
  },
  "oklch": {
    "l": 0.41751,
    "c": 0.17975,
    "h": 269.8
  },
  "luminance": 0.06599
}

Semantic roles & 50–950 ramp

primary

#2A3BAC

secondary

#C4B96D

accent

#CF44E4

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2A3BAC

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

Preview Lab → · Contrast checker → · Palette generator →